Compaq HSZ80 Wartungshandbuch

HSZ80 Array Controller ACS Version 8.3Maintenance and Service GuideFirst Edition (December 1998)Part Number EK-HSZ80-SV. A01/388221-001Compaq Computer

x Backup Battery Failure Event Sense Data Response . . . . . . . . . . . . . . . . . . . 5–11Subsystem Built-In Self Test Failure Event Sense Data R

3–10 Upgrading the Subsystem 7. Enter Y(es) and follow the on-screen prompts.8. After the patch is installed, press the controller’s reset button

3–11Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide5. Enter option 2, Delete Patches, to delete patches. CLCP displays the

3–12 Upgrading the Subsystem Listing Software PatchesUse the following steps to list software patches:1. Connect a PC or terminal to the controll

3–13Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide4. Enter option 3, List Patches, to list patches. CLCP displays the fol

3–14 Upgrading the Subsystem Upgrading Firmware on a DeviceUse HSUTIL to upgrade a device with firmware located in contiguous blocks at a specifi

3–15Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide HSUTIL cannot install firmware on devices that have been configured a

3–16 Upgrading the Subsystem HSUTIL displays the following:HSUTIL Main Menu: 0. Exit 1. Disk Format 2. Disk Device Code Load 3. Tape Device Code

3–17Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideUpgrading to a Dual-Redundant Controller ConfigurationUse the following

3–18 Upgrading the Subsystem 3. Enter N(o). FRUTIL displays the FRUTIL Main menu:FRUTIL Main Menu: 1. Replace or remove a controller or cache mod

3–19Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide6. Enter Y(es) and press return. FRUTIL displays the following:Quiescin

xiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 6Connectors, Switches, and LEDsController Front Panel . . . . .

3–20 Upgrading the Subsystem CAUTION: The ECB must be disabled—the status light is not lit and is not blinking—before connecting the ECB cable t

3–21Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide13. Press return to continue. If the other controller did not restart,

3–22 Upgrading the Subsystem Upgrading Cache MemoryThe cache module may be configured as shown in Figure 3–4 and Table 3–2. Figure 3–4. Cache-Mo

3–23Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideIn order to upgrade cache memory, the controller must be shut down. Use

3–24 Upgrading the Subsystem Figure 3–5. DIMM ComponentsTable 3–3 DIMM ComponentsLocation Description➀DIMM➁DIMM Slot➂DIMM Retaining ClipCXO6577

3–25Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide8. If you are replacing DIMMs, press down on the DIMM retaining levers

4–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 4TroubleshootingThis chapter provides guidelines for troubleshoo

4–2 Troubleshooting Running the Controller’s Diagnostic Test During start up, the controller automatically tests its device ports, host port, cac

4–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideThis four-minute polling continues for up to 10 hours—the maximum time i

4–4 Troubleshooting Troubleshooting ChecklistThe following checklist provides a general procedure for diagnosing the controller and its supportin

4–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideIf the controller has failed to the extent that it cannot support a loca

4–6 Troubleshooting Troubleshooting TableUse the troubleshooting checklist that begins on page 4–4 to find a symptom, then use this table to veri

4–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReset button blinking; other LEDs also lit.Device in error or FAIL set o

4–8 Troubleshooting Controller previously set for failover.Ensure that neither controller is configured for failover.Use the SET NOFAILOVER comma

4–9Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNonmirrored cache; controller reports failed DIMM in cache module A or B

4–10 Troubleshooting Mirrored cache; controller reports cache or mirrored cache has failed.Primary data and its mirrored copy data are not identi

4–11Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInvalid cache. Mirrored-cache mode discrepancy. This may occur after yo

4–12 Troubleshooting Cache module may erroneously contain unflushed write-back data. This may occur after you’ve installed a new controller. Its

4–13Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCannot add device. Illegal device. See product-specific release notes t

xiiiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFiguresThe HSZ80 Subsystem . . . . . . . . . . . . . . . . . . . . . .

4–14 Troubleshooting Cannot configure storagesets.Incorrect command syntax.See HSZ80 Array Controller ACS Version 8.3 Configuration and CLI Refer

4–15Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideUnit is available but not online.This is normal. Units are “available”

4–16 Troubleshooting Host’s log file or maintenance terminal indicates that a forced error occurred when the controller was reconstructing a RAID

4–17Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFault-Tolerance for Write-Back CachingThe cache module supports nonvola

4–18 Troubleshooting Table 4–2 Cache Policies and Cache Module Status Cache Module Status Cache PolicyCache A Cache B Unmirrored Cache Mirrored

4–19Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideDIMM or cache memory controller chip failureGood Data integrity: Write-

4–20 Troubleshooting Cache Board FailureGood Same as for DIMM failure. Data integrity: Controller A recovers all of its write-back data from the

4–21Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideLess than 50% chargedAt least 50% chargedData loss: No.Cache policy: Co

4–22 Troubleshooting Failed At least 50% chargedData loss: No.Cache policy: Controller A supports write-through caching only; controller B suppor

4–23Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFailed Less than 50% chargedData loss: No.Cache policy: Both controller

xivCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTemplate 11 - Nonvolatile Parameter Memory Component Event Sense Data Re

4–24 Troubleshooting Significant Event ReportingThe controller’s fault-management software reports information about significant events that occu

4–25Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNOTE: If the reset button is flashing and an LED is lit continuously,

4–26 Troubleshooting ❍●❍❍●●13 Controller Module memory parity is not working.Replace controller. ❍●❍●❍❍14 Controller Module memory controller ti

4–27Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideSolid OCP Pattern Display ReportingSome events cause a steady pattern t

4–28 Troubleshooting ●●●●❍❍3C NVPM write loop hang.Attempt to write data to NVPM failed.Replace controller. ●●●❍●●3B NVPM read loop hang.Attempt

4–29Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide ●●❍❍●●33 NVPM structure revision too low.NVPM structure revision numbe

4–30 Troubleshooting ●❍●●●❍2E Multiple cabinets have the same SCSI ID.More than one cabinet have the same SCSI ID .Reconfigure PVA ID to uniquel

4–31Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide ●❍●❍●❍2A All cabinet IO modules are not of the same type.Cabinet I/O m

4–32 Troubleshooting In addition, information related to the solid OCP patterns may be displayed on the maintenance terminal using %FLL formattin

4–33Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideLast Failure ReportingLast Failures are displayed on the maintenance te

xvCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTablesThe HSZ80 Subsystem . . . . . . . . . . . . . . . . . . . . . .

4–34 Troubleshooting Spontaneous Event LogSpontaneous event logs are displayed on the maintenance terminal using %EVL formatting, as illustrated

4–35Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCLI Event ReportingCLI event reports are displayed on the maintenance t

4–36 Troubleshooting Utilities and ExercisersThe controller’s software includes the utilities and exercisers to assist in troubleshooting and mai

4–37Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideDisplaying Failure EntriesThe controller stores the 16 most recent last

4–38 Troubleshooting The following example shows a last-failure entry. The Informational Report—the lower half of the entry—contains the instance

4–39Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTranslating Event Codes Use the following steps to translate the event

4–40 Troubleshooting The following example shows the FMU translation of a last-failure code.FMU>DESCRIBE LAST_FAILURE_CODE 206C0020Last Failur

4–41Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable 4–7 describes various SET commands that you can enter while runni

4–42 Troubleshooting SET log_type VERBOSESET log_type NOVERBOSEenable and disable the automatic translation of event codes that are contained in

4–43Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideUsing VTDPY to Check for Communication ProblemsUse the virtual terminal

xviCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideDevice-Port Status Columns . . . . . . . . . . . . . . . . . . . . . .

4–44 Troubleshooting The state and I/O activity of the logical units, devices, and device ports in the subsystemUse the following steps to run

4–45Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideYou may abbreviate the commands to the minimum number of characters nec

4–46 Troubleshooting Table 4–9 lists the heading and contents for each column of the Xfer Rate region (indicated by bold text in Figure 4–1).Tabl

4–47Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChecking Controller-to-Device CommunicationsUse the VTDPY display devic

4–48 Troubleshooting Checking Device Type and LocationThe device map region of the device display (upper left) shows all of the devices that the

4–49Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable 4–11 Device Status ColumnsColumn ContentsPTL Kind of device and

4–50 Troubleshooting Checking Device-Port Status and I/O ActivityThe device-port status region of the device display (lower left) shows the I/O c

4–51Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChecking Unit Status and I/O ActivityUse the cache display to see the s

4–52 Troubleshooting VTDPY>DISPLAY CACHE HSZ80 S/N: CX13245768 SW: RDGMZ-0 HW: 00-00 0.0% Idle 90

4–53Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable 4–13 Unit Status ColumnsColumn ContentsUnit Kind of unit (and it

xviiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideAbout this GuideThis book describes the features of the HSZ80 array con

4–54 Troubleshooting W Write-protection state. For disk drives, a W in this column indicates that the device is hardware write-protected. This co

4–55Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideDisk Inline Exerciser (DILX) Checking for Disk-Drive Problems Use the d

4–56 Troubleshooting 4. Enter the following command to turn off the LED:LOCATE CANCELTesting the Read Capability of a Disk DriveUse the following

4–57Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTesting the Read and Write Capabilities of a Disk DriveRun a DILX Basic

4–58 Troubleshooting Table 4–15 Data Patterns for Phase 1: Write TestPattern Pattern in Hexadecimal Numbers1 000028B8B3 33334 30915 0001, 0003,

4–59Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideUse the following steps to test the read and write capabilities of a sp

4–60 Troubleshooting 18. Perform the initial write pass.19. Allow DILX to compare the read and write data.20. Accept the default percentage of re

4–61Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideHSUTILUse HSUTIL to upgrade the firmware on disk drives in the subsyste

4–62 Troubleshooting Code Load and Code Patch UtilityUse Code Load/Code Patch (CLCP) utility to upgrade the controller software and the EMU softw

4–63Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideClone UtilityUse the Clone utility to duplicate the data on any unparti

xviii About this GuidePrecautionsFollow these precautions when carrying out the procedures in this book.Electrostatic Discharge PrecautionsStatic

4–64 Troubleshooting Change Volume Serial Number UtilityNOTE: Only COMPAQ authorized service personnel may use this utility. The Change Volume S

5–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 5Event Reporting: Templates and CodesThis appendix describes the

5–2 Event Reporting: Templates and Codes Passthrough Device Reset Event Sense Data ResponseEvents reported by passthrough devices during host/dev

5–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideLast Failure Event Sense Data ResponseUnrecoverable conditions detected

5–4 Event Reporting: Templates and Codes Figure 5–2 Template 01 - Last Failure Event Sense Data Response Formatoff bit 7 6 5 4 3 2 1UnusdUnusedU

5–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideMultiple-Bus Failover Event Sense Data ResponseThe HSZ80 SCSI Host Inter

5–6 Event Reporting: Templates and Codes Figure 5–3 Template 04 - Multiple-Bus Failover Event Sense Data Response Formatoff bit 7 6 5 4 3 2 1Unu

5–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFailover Event Sense Data ResponseThe HSZ80 controller Failover Control

5–8 Event Reporting: Templates and Codes Figure 5–4 Template 05 - Failover Event Sense Data Response Formatoff bit 7 6 5 4 3 2 1UnusdUnusedUnuse

5–9Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNonvolatile Parameter Memory Component Event Sense Data ResponseThe HSZ8

xixCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideMaintenance Port PrecautionsThe maintenance port generates, uses, and ra

5–10 Event Reporting: Templates and Codes Figure 5–5 Template 11 - Nonvolatile Parameter Memory Component Event Sense Data Response Formatoff bi

5–11Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideBackup Battery Failure Event Sense Data ResponseThe HSZ80 controller Va

5–12 Event Reporting: Templates and Codes Figure 5–6 Template 12 - Backup Battery Failure Event Sense Data Response Formatoff bit 7 6 5 4 3 2 1U

5–13Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideSubsystem Built-In Self Test Failure Event Sense Data ResponseThe HSZ80

5–14 Event Reporting: Templates and Codes Figure 5–7 Template 13 - Subsystem Built-In Self Test Failure Event Sense Data Response Formatoff bit

5–15Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideMemory System Failure Event Sense Data ResponseThe HSZ80 controller Mem

5–16 Event Reporting: Templates and Codes Device Services Non-Transfer Error Event Sense Data ResponseThe HSZ80 controller Device Services softwa

5–17Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFigure 5–9 Template 41 - Device Services Non-Transfer Error Event Sens

5–18 Event Reporting: Templates and Codes Disk Transfer Error Event Sense Data ResponseThe HSZ80 controller Device Services and Value Added Servi

5–19Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFigure 5–10 Template 51 - Disk Transfer Error Event Sense Data Respons

While Compaq Computer Corporation believes the information included in this manual is correct as of the date of publication, it is subject to change w

xx About this GuideConventionsThis book uses the following typographical conventions and special notices to help you find what you’re looking for.

5–20 Event Reporting: Templates and Codes Instance CodesAn Instance Code is a number that uniquely identifies an event being reported.Instance Co

5–21Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNOTE: The offset values enclosed in braces ({}) apply only to the pass

5–22 Event Reporting: Templates and Codes Table 5–1 Instance CodesInstance Code Description Template01010302 An unrecoverable hardware detected

5–23Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02090064 A data compare error was detected during the execution of a co

5–24 Event Reporting: Templates and Codes 021A0064 Disk Bad Block Replacement attempt completed for a write of controller metadata to a location

5–25Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02383A01 The CACHEB0 Memory Controller, which resides on the other cach

5–26 Event Reporting: Templates and Codes 02422464 Cache failover attempt failed because the other cache was illegally configured with DIMMs. Not

5–27Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide0252000A The last block of data returned contains a forced error. A for

5–28 Event Reporting: Templates and Codes 025A000A The command failed because the unit became inoperative prior to command completion. The Inform

5–29Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02613801 Memory diagnostics performed during controller initialization

xxiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideSpecial NoticesThis book doesn’t contain detailed descriptions of standa

5–30 Event Reporting: Templates and Codes 02695401 The device specified in the Device Locator field failed to be added to the RAIDset associated

5–31Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02745A0A The device specified in the Device Locator field had a read er

5–32 Event Reporting: Templates and Codes 027C2201 The CACHEB0 and CACHEB1 Memory Controllers failed Cache Diagnostics testing performed on the o

5–33Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02872301 The CACHE backup battery has exceeded the maximum number of de

5–34 Event Reporting: Templates and Codes 03052002 Device port SCSI chip reported gross error during disk operation. Note that in this instance t

5–35Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03144002 Drive reported recovered error without transferring all data.

5–36 Event Reporting: Templates and Codes 03324002 SCSI bus selection timeout.03330002 Device power on reset.03344002 Target assertion of REQ aft

5–37Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03BE0701 The EMU for the cabinet indicated by the Associated Port field

5–38 Event Reporting: Templates and Codes 03CC0101 An error code was reported which was unknown to the Fault Management software. Note that in th

5–39Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03D24402 SCSI bus errors during device operation. The device type is un

xxii About this GuideRequired ToolsYou will need the following tools to service the controller, cache module, external cache battery (ECB), the Po

5–40 Event Reporting: Templates and Codes 03D8450A During device initialization, the device reported the SCSI Sense Key ILLEGAL REQUEST. Indicate

5–41Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03DE450A During device initialization, the device reported the SCSI Sen

5–42 Event Reporting: Templates and Codes 03F10502 The SWAP interrupt from the device port indicated by the Associated Port field can not be clea

5–43Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03F60402 The controller shelf is reporting a problem. This could mean o

5–44 Event Reporting: Templates and Codes 03FC0F01 The EMU-detected power supply fault is now fixed. Note that in this instance the Associated Ta

5–45Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide07050064 Failover Control received a Last Gasp message from the other c

5–46 Event Reporting: Templates and Codes 0C203E02 The Quadrant 0 Memory Controller (CACHEA0) detected a Data Parity error.140C213E02 The Quadran

5–47Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide82042002 A spurious interrupt was detected during the execution of a Su

5–48 Event Reporting: Templates and Codes Last Failure CodesA Last Failure Code is a number that uniquely-describes an unrecoverable condition. I

5–49Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNOTE: Do not confuse the Last Failure Code with the Instance Code (see

xxiiiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideRelated PublicationsThe following table lists some of the Compaq Stora

5–50 Event Reporting: Templates and Codes Repair ActionThe Repair Action found at byte offset 105 indicates the recommended repair action code as

5–51Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide01082004 The core diagnostics reported a fault. Last Failure Parameter

5–52 Event Reporting: Templates and Codes 010F0110 All structures contained in the System Information Page and the Last Failure entries have been

5–53Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide01170108 The I960 reported a machine fault (parity error) while an NMI

5–54 Event Reporting: Templates and Codes 011C0011 Controller execution terminated via display of solid fault code in OCP LEDs. Note that upon re

5–55Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide01902086 The PCI bus on the controller will not allow a mAster to initi

5–56 Event Reporting: Templates and Codes 01932588 An error has occurred on the CDAL. Last Failure Parameter [0] contains the value of read diag

5–57Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide01950188 An error has occurred that caused the FX to be reset, when not

5–58 Event Reporting: Templates and Codes 01982087 The Ibus encountered a parity error. Last Failure Parameter [0] contains the value of read d

5–59Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide020C0100 A call to EXEC$ALLOCATE_MEM_ZEROED failed to return memory whe

xxiv About this GuideRevision HistoryThis is a new document.RA8000/ESA12000 HSZ80 ACS V8.3 for OpenVMS Installation Reference Manual388733-001 AA-

5–60 Event Reporting: Templates and Codes 02530102 An invalid status was returned from CACHE$LOOKUP_LOCK(). Last Failure Parameter[0] contains t

5–61Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02800100 Unable to allocate memory for a Failover Control Block.0284010

5–62 Event Reporting: Templates and Codes 02A20100 Pubs not one when transportable02A30100 No available data buffers. If the cache module exists

5–63Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02B00102 An invalid status was returned from VA$XFER () in an erase ope

5–64 Event Reporting: Templates and Codes 02C90100 Illegal call made to CACHE$PURGE_META when the storageset was not quiesced.02CA0100 Illegal ca

5–65Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02E11016 While attempting to restore saved configuration information, d

5–66 Event Reporting: Templates and Codes 02EE0102 A CLD is already allocated when it should be free. Last Failure Parameter [0] contains the r

5–67Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide02F54083 The device saved configuration information selected for the re

5–68 Event Reporting: Templates and Codes 02F90100 A call to EXEC$ALLOCATE_MEM_ZEROED failed to return memory when allocating structures for read

5–69Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03040101 Invalid SCSI CDROM device opcode in misc command DWD. Last Fa

1–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 1General DescriptionThis chapter provides the illustrated parts

5–70 Event Reporting: Templates and Codes 03290100 The required Event Information Packet (EIP) or Device Work Descriptor (DWD) were not supplied

5–71Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide03350188 The TEA (bus fault) signal was asserted into a device port. L

5–72 Event Reporting: Templates and Codes 03380188 A device port’s DSTAT register contains multiple asserted bits, or an invalidily asserted bit,

5–73Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide033E0108 An attempt was made to restart a device port at the SDP DBD.

5–74 Event Reporting: Templates and Codes 03450188 A Master Data Parity Error was detected by a port. Last Failure Parameter [0] contains the PC

5–75Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide035B0100 Insufficient DWD resources available for SCSI message passthro

5–76 Event Reporting: Templates and Codes 03A08093 A configuration or hardware error was reported by the EMU. Last Failure Parameter [0] contain

5–77Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide04020102 The requester’s error table index passed to FM$REPORT_EVENT is

5–78 Event Reporting: Templates and Codes 04110101 Unexpected instance code found during fmu_memerr_report processing. Last Failure Parameter[0]

5–79Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide07030100 Unable to start the Failover Control Timer before main loop.07

1–2 General Description System Components Exploded ViewFigure 1–1 The HSZ80 Subsystem12438 7 916131415121110CXO6742A52x2x2x6

5–80 Event Reporting: Templates and Codes 080D0100 Could not get enough memory to build a FCB to reply to a request from the other controller.080

5–81Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide08200000 Expected restart so the write_instance may recover from a conf

5–82 Event Reporting: Templates and Codes 0A040100 ILF$CACHE_READY DWD overrun.0A050100 ILF$CACHE_READY DWD underrun.0A060100 ILF$CACHE_READY fou

5–83Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide0A1D0102 ILF$LOG_ENTRY page guard check failed. Last Failure Parameter

5–84 Event Reporting: Templates and Codes 0A320102 ILF$LOG_ENTRY, page guard check failed. Last Failure Parameter [0] contains the DWD address v

5–85Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide12010103 Two values found equal. Last Failure Parameter [0] contains t

5–86 Event Reporting: Templates and Codes 12070102 vsi_ptr->allocated_this not set. Last Failure Parameter [0] contains the ASSUME instance a

5–87Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide200E0101 While traversing the structure of a unit, a config_info node w

5–88 Event Reporting: Templates and Codes 201F0101 CLI$DEALLOCATE_ALL_STRUCT() was called by a process which it does not support. Last Failure

5–89Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide431A0100 Unable to allocate necessary timer memory in HPP_int().4321010

1–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable 1–1 The HSZ80 Subsystem Item Description Part Number1 BA370 rack-

5–90 Event Reporting: Templates and Codes 44156904 Interrupt from SCSI host port chip indicated interrupt with an unexpected reason (pass value).

5–91Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide44196904 Interrupt from SCSI host port chip indicated HTH condition at

5–92 Event Reporting: Templates and Codes 64020100 A DD is already in use by a RCVDIAG command—cannot get two RCV_DIAGs without sending the data

5–93Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide83020100 An unsupported message type or terminal request was received b

5–94 Event Reporting: Templates and Codes 8A040080 New cache module failed diagnostics. The controller has been reset to clear the error.8A050080

5–95Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideRecommended Repair Action CodesRecommended Repair Action Codes are embe

5–96 Event Reporting: Templates and Codes 09 Determine power failure cause.0A Determine which SBB has a failed connector and replace it. 0B The o

5–97Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide22 Replace the indicated cache module or the appropriate memory DIMMs o

5–98 Event Reporting: Templates and Codes 3D Either the primary cache or the mirrored cache has inconsistent data. Check for the following condit

5–99Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide51 The mirrorset is inoperative for one or more of the following reason

1–4 General Description HSZ80 Array ControllerFigure 1–2 HSZ80 Array ControllerCXO6703A3456211 2 3 4 5 6

5–100 Event Reporting: Templates and Codes 5B The mirrorset is inoperative due to a disaster tolerance failsafe locked condition, as a result of

5–101Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideComponent Identifier CodesComponent Identifier Codes are embedded in I

5–102 Event Reporting: Templates and Codes 80 Disk Inline Exercise (DILX)82 Subsystem Built-In Self Tests (BIST)83 Device Configuration Utilities

5–103Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideEvent Threshold CodesTable 5–6 lists the classifications for event not

5–104 Event Reporting: Templates and Codes ASC/ASCQ CodesTable 5–7 lists HSZ80-specific SCSI ASC and ASCQ codes. These codes are Template-specifi

5–105Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideA0 01 Nonvolatile parameter memory component event report.A0 02 Backup

5–106 Event Reporting: Templates and Codes B0 00 Command timeout.B0 01 Watchdog timer timeout.D0 01 Disconnect timeout.D0 02 Chip command timeout

6–1Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 6Connectors, Switches, and LEDsThis chapter provides connector,

6–2 Connectors, Switches, and LEDs Controller Front PanelFigure 6–1. Controller Front Panel Connectors, Switches, and LEDSTable 6–1 Controller

6–3Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideOperator Control Panel LEDsFigure 6–2. Operator Control Panel Switches

1–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable 1–2 HSZ80 Fibre Channel Array ControllerItem Description Part No.

6–4 Connectors, Switches, and LEDs Power Verification and Addressing ModuleFigure 6–3. PVA Module Connectors and SwitchesTable 6–3 PVA Connecto

6–5Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideEnvironmental Monitoring Unit (EMU)Figure 6–4. EMU Connectors, Switches

7–1Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 7Controller SpecificationsThis chapter contains physical, electr

7–2 Controller Specifications Physical and Electrical Specifications for the ControllerTable 7–1 lists the physical and electrical specifications

7–3Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideEnvironmental SpecificationsThe HSZ80 array controller is intended for i

7–4 Controller Specifications Table 7–3 Maximum Operating Environmental SpecificationsCondition SpecificationTemperature +10° to +40°C (+50° to

A–1Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideAppendix ASpare Part Number Cross ReferenceThis appendix contains the sp

A–2 Spare Part Number Cross Reference System Components Exploded ViewFigure A–1. The HSZ80 Subsystem12438 7 916131415121110CXO6742A52x2x2x6

A–3Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable A–1 The HSZ80 Subsystem Item Description COMPAQPart NumberDIGITAL

JAPANUSAThis equipment generates, uses, and may emit radio frequency energy. The equipment has been type tested and found to comply with the limits fo

1–6 General Description Cache ModuleFigure 1–3 Cache ModuleTable 1–3 Cache ModuleItem Description Part No.1 DIMM, 32 MBDIMM, 128 MB400296-00140

A–4 Spare Part Number Cross Reference HSZ80 Array ControllerFigure A–2. HSZ80 Array ControllerCXO6703A3456211 2 3 4 5 6

A–5Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideTable A–2 HSZ80 Array ControllerItem Description COMPAQPart NumberDIGIT

A–6 Spare Part Number Cross Reference Cache ModuleFigure A–3. Cache ModuleTable A–3 Cache ModuleItem Description COMPAQPart NumberDIGITALPart N

A–7Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideEnvironmental Monitoring Unit (EMU)Figure A–4. EMUCXO6604A1Table A–4 E

GL–1Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideGlossary This glossary defines terms pertaining to the HSG80 Fibre Chan

GL–2 GlossaryBBR See bad block replacement.BIST See built-in self-test.bit A single binary digit having a value of either 0 or 1. A bit is the sma

GL–3Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideCLCP An abbreviation for code-load code-patch utility.CLI See command l

GL–4 GlossaryDAEMON Pronounced “demon.” A program usually associated with a UNIX systems that performs a utility (housekeeping or maintenance) fun

GL–5Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guidedual-redundant configurationA controller configuration consisting of tw

1–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideEnvironmental Monitoring Unit (EMU)Figure 1–4 EMUCXO6604A1Table 1–4 EM

GL–6 Glossaryfailover The process that takes place when one controller in a dual-redundant configuration assumes the workload of a failed companio

GL–7Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guidefull duplex (n) A communications system in which there is a capability

GL–8 Glossaryhot spots A portion of a disk drive frequently accessed by the host. Because the data being accessed is concentrated in one area, rat

GL–9Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideIPI Intelligent Peripheral Interface. An ANSI standard for controlling

GL–10 Glossarylogon Also called login. A procedure whereby a participant, either a person or network connection, is identified as being an authori

GL–11Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guidenominal membershipThe desired number of mirrorset members when the mir

GL–12 Glossaryparity A method of checking if binary numbers or characters are correct by counting the ONE bits. In odd parity, the total number of

GL–13Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guideport (1) In general terms, a logical channel in a communications syste

GL–14 GlossaryRAID level 1 A RAID storageset of two or more physical disks that maintains a complete and independent copy of the entire virtual di

GL–15Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guideredundancy The provision of multiple interchangeable components to per

GL–16 GlossarySCSI bus signal converterSometimes referred to as an adapter. (1) A device used to interface between the subsystem and a peripheral

GL–17Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service Guidesingle-ended SCSI busAn electrical connection where one wire carries t

GL–18 Glossarystripeset See RAID level 0.stripe size The stripe capacity as determined by n–1 times the chunksize, where n is the number of RAIDse

GL–19Compaq HSG80 Array Controller ACS Version 8.3 Maintenance and Service GuideULP process A function executing within a Fibre Channel node which con

GL–20 Glossarywrite-back caching A cache management method used to decrease the subsystem’s response time to write requests by allowing the contro

I–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideIndex AAC input modulepart number, 1–3, A–3AddingDIMMs, 3–22Adding cache

I–2 Index device_type, 4–39event codes, 4–39event threshold codes, 5–103instance, 4–39, 5–22 to 5–47last_failure, 4–39last-failure, 5–50 to 5–93repa

I–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCooling fanpart number, 1–3, A–3DDAEMON tests, 4–2Dataduplicating with t

I–4 Index Dual-redundant controller configurationinstallingcache module, 2–34controller, 2–28controller and its cache module, 2–21DIMMs, 2–53removin

I–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guideno controller termination, 4–33CLI event reporting, 4–35spontaneous even

2–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 2Replacement ProceduresThis chapter describes the procedures for

I–6 Index controller and its cache moduledual-redundant controller configuration, 2–21controller, cache module, and ECB, 3–17DIMMs, 2–53dual-redunda

I–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNNonvolatile memoryfault-tolerance for write-back caching, 4–17Note, def

I–8 Index controller and its cache moduledual-redundant controller configuration, 2–17DIMMs, 2–53dual-redundant controller configuration, 2–53single

I–9Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guidestorageset member, 2–57Required tools, xxii, 2–1, 3–1Restart_type codes,

I–10 Index Storagesetsadding devices with the CONFIG utility, 4–60duplicating data with the Clone utility, 4–63generating a new volume serial number

I–11Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guideusing CLCP, 3–8deleting patches, 3–10deleting software patches, 3–10ins

2–2 Replacement Procedures Preparation ProceduresEstablishing a Local Connection to the ControllerYou can communicate with a controller locally o

2–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFigure 2–1. PC/Terminal to Maintenance Port ConnectionCXO6584A1 2 3

2–4 Replacement Procedures CAUTION: The cables connecting the controller and the PC (or terminal) may cause radio and television interference. O

2–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideShutting Down the SubsystemUse the following steps to shut down a subsys

2–6 Replacement Procedures 1. Press the battery-disable switch located on each battery within the ECB SBB. The switch is the small button labeled

2–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNOTE: To return to normal operation, apply power to the storage subsyst

2–8 Replacement Procedures Replacing Modules in a Single-Controller ConfigurationFollow the instructions in this section to replace modules in a

2–9Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideThe following sections cover procedures for replacing both the controlle

2–10 Replacement Procedures 3. Run FMU to obtain the last failure codes, if desired. NOTE: If you initialized a container with the SAVE_ CONFIGU

2–11Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInstalling the Controller in a Single-Controller ConfigurationUse the f

2–12 Replacement Procedures 8. Using CLCP, install any patches that you had installed on the previous controller (see Chapter 3, “Upgrading the S

2–13Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a Cache Module in a Single-Controller ConfigurationUse the fo

2–14 Replacement Procedures 7. Disengage both retaining levers, remove the cache module, and place the cache module into an antistatic bag or ont

2–15Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide6. If not already connected, connect a PC or terminal to the controller

2–16 Replacement Procedures Replacing Modules in a Dual-Redundant Controller ConfigurationFollow the instructions in this section to replace modu

2–17Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideThe following sections cover procedures for replacing both the controll

vCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideContentsAbout this GuideGetting Help. . . . . . . . . . . . . . . . . . .

2–18 Replacement Procedures 4. Start FRUTIL with the following command:RUN FRUTILFRUTIL displays the following:Do you intend to replace this cont

2–19Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide8. Enter Y(es) and press return. FRUTIL displays the following:Quiescin

2–20 Replacement Procedures 12. Disable the ECB by pressing the battery disable switch until the status light stops blinking—about five seconds.C

2–21Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide16. Grasp the DIMM and gently remove it from the DIMM slot. Repeat for

2–22 Replacement Procedures 7. Enter option 2, Install a controller or cache module, from the FRUTIL Main menu. FRUTIL displays the Install Optio

2–23Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCAUTION: ESD can easily damage a controller or a cache module. Wear a

2–24 Replacement Procedures 14. Connect the trilink connectors with host bus cables (or terminators) to the new controller.NOTE: One or two tril

2–25Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a Controller in a Dual-Redundant Controller ConfigurationUse

2–26 Replacement Procedures 6. Enter option 1, Replace or remove a controller or cache module, from the FRUTIL Main menu. FRUTIL displays the Rep

2–27Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCAUTION: The device ports must quiesce before removing the controller.

vi Preparation Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2Establishing a Local Conne

2–28 Replacement Procedures Installing a Controller in a Dual-Redundant Controller ConfigurationUse the following steps to install a controller:1

2–29Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide6. Enter Y(es) and press return. FRUTIL displays the following:Quiescin

2–30 Replacement Procedures 8. Connect the trilink connectors with host bus cables (or terminators) to the new controller.NOTE: One or two trili

2–31Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a Cache Module in a Dual-Redundant Controller ConfigurationUs

2–32 Replacement Procedures 5. Enter option 1, Replace or remove a controller or cache module, from the FRUTIL Main menu. FRUTIL displays the Rep

2–33Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCAUTION: The device ports must quiesce before removing the cache modul

2–34 Replacement Procedures 11. Enter N(o) if you don’t have a replacement cache module; FRUTIL will exit. Disconnect the PC or terminal from the

2–35Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide3. Enter N(o). FRUTIL displays the FRUTIL Main menu:FRUTIL Main Menu: 1

2–36 Replacement Procedures 9. Enter Y(es) and press return. FRUTIL displays the following:Quiescing all device ports. Please wait... Device Po

2–37Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideNOTE: In mirrored mode, FRUTIL will initialize the mirrored portion of

viiCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInstalling a Cache Module in a Dual-Redundant Controller Configuration

2–38 Replacement Procedures Replacing an External Cache Battery Storage Building Block The External Cache Battery (ECB) Storage Building Block (S

2–39Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing an External Cache Battery Storage Building Block With Cabinet

2–40 Replacement Procedures NOTE: If an empty slot is not available, place the new ECB SBB on the top of the enclosure.5. Connect the new batter

2–41Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide3. Shut down the controllers. In single-controller configurations, shut

2–42 Replacement Procedures 10. Type Y(es). FRUTIL displays the following:If the batteries were replaced while the cabinet was powereddown, press

2–43Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a PVA ModuleUse the following steps to replace a PVA module i

2–44 Replacement Procedures 5. Enter option 3, Replace a PVA module from the FRUTIL Main menu. FRUTIL displays the PVA Replacement menu:FRUTIL PV

2–45Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide11. Press return to resume device port activity and restart the other c

2–46 Replacement Procedures Replacing an I/O ModuleFigure 2–6 shows a rear view of the BA370 enclosure and the relative location of the six I/O m

2–47Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideFigure 2–7. I/O Module LocationsNOTE: The controller can function wit

viii Deleting a Software Patch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–10Listing Software Patches . . . . . . . .

2–48 Replacement Procedures 5. Enter option 4, Replace an I/O module, from the FRUTIL Main menu. In the following example, cabinet 0, port 5 is m

2–49Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide13. If the other controller did not restart, press its reset button.14.

2–50 Replacement Procedures Replacing an EMUUse the following steps in and to replace the EMU.Removing an EMU1. From a host console, stop all h

2–51Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInstalling an EMUCAUTION: ESD can easily damage an EMU. Wear a snug-fi

2–52 Replacement Procedures Replacing DIMMsUse the following steps in “Removing DIMMs” and “Installing DIMMs” to replace DIMMs in a cache module.

2–53Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCAUTION: ESD can easily damage a cache module or a DIMM. Wear a snug-f

2–54 Replacement Procedures Figure 2–9. DIMM ComponentsTable 2–8 DIMM ComponentsLocation Description➀DIMM➁DIMM Slot➂DIMM Retaining ClipCXO6577A

2–55Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a PCMCIA CardUse the following steps to replace a PCMCIA (pro

2–56 Replacement Procedures 1. From a host console, stop all host activity and dismount the logical units in the subsystem.2. Connect a maintenan

2–57Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideReplacing a Failed Storageset MemberIf a disk drive fails in a RAIDset

ixCompaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInstance Codes and Last-Failure Codes . . . . . . . . . . . . . . . . .

2–58 Replacement Procedures Installing the New MemberUse the following steps to install a new member:1. Insert a new disk drive that satisfies th

3–1Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideChapter 3Upgrading the SubsystemThis chapter provides instructions for u

3–2 Upgrading the Subsystem Upgrading Controller SoftwareYou can upgrade the controller’s software two ways: Install a new program card (see Fig

3–3Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideInstalling a New Program CardUse the following steps to install a progra

3–4 Upgrading the Subsystem 8. In a dual-redundant controller configuration, repeat steps 4 through 7 for the “other controller.”9. Mount the sto

3–5Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide Figure 3–2. Location of Write-Protection Switch6. Start CLCP with the

3–6 Upgrading the Subsystem 7. Enter option 1, Enter Code LOAD local program, from the CLCP Main menu to start the Code LOAD local program. CLCP

3–7Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service Guide10. Enter option 2, Use the Maintenance Terminal Port, from the menu. CL

3–8 Upgrading the Subsystem Using CLCP to Install, Delete, and List Software PatchesUse CLCP to manage software patches. These small programming

3–9Compaq HSZ80 Array Controller ACS Version 8.3 Maintenance and Service GuideCLCP displays the following:Select an option from the following list:Cod