Compaq P1220 Wartungshandbuch

SERVICE MANUALHIGH RESOLUTION DISPLAY MONITORDiamond Pro 2060uNSZ2107STTUWNEC-MITSUBISHI ELECTRIC VISUAL SYSTEMS CORPORATIONMARCH 2001CBB-S5730

1 - 5Figure 3. IC903 (STR-G6352) block diagram and peripheral circuit4316785T902R935R950(AC x 2 )VR951R952Vin4D932C931C940IcontS QROSCREGLatch Dela

2 - 194H-COILAdjustment item nameProblem Adjustment point Adjustment procedureAdjustment orderBRPQH-TLPQH-TRPQH (TL)Adjust to 0.3mm or less. Adjust to

2 - 20PQH-BLPQH-BRPQH (BL)Adjust to 0.3mm or less. Adjust to 0.3mm or less. PQH (BR)4H-COIL1213Adjustment item nameProblem Adjustment point Adjustment

2 - 214V-COILAdjustment item nameProblem Adjustment point Adjustment procedureAdjustment orderAdjust to 0.1mm or less.Adjust to 0.1mm or less.XV-LXV-R

2 - 22PQV-TLBRPQV-TRPQV-BLPQV-BRPQV (TL)Adjust to 0.3mm or less. Adjust to 0.3mm or less. Adjust to 0.3mm or less. Adjust to 0.3mm or less. PQV (TR)PQ

2 - 232.4.10 Default settings (With factory mode)(1) Set the default values as shown in the table (user mode) given in the OSD display (Referto 2.3.3.

2 - 242.5 Inspections (In normal mode)2.5.1 Electrical performanceInspect the electrical performance by setting contrast to MAX and bright to center (

2 - 252.5.1.5 Confirming the CORNER-PURITY functionInput a (full white display), and press the (-)(+) ADJUST buttons to change the CORNER PU-RITY (TR/

2 - 262.5.1.8 Picture distortionWhen the picture distortion is measured, each distortion of the preset timing must be less thanthe following values.4-

2 - 274. x 1.0mm y 1.0mm y 2.0mm x 1.8mm yb 1.3mm yp 1.5mm x 1.0mmx 0.8mm y 2.0mmCrosshatch pattern5.6.

2 - 282.5.1.9 LinearityMeasure the linearity with a 17 horizontal line x 13 vertical line crosshatch.Horizontal linearity : fH=30-40kHz whole : 15% or

1 - 6Figure 4. IC902 (STR-F6676) block diagram and peripheral circuitC912D904R928C916C914C917IconstSTARTLATCHDRIVEREG.T.S. DWaveform5(Refer to P1-11)

2 - 292.5.1.10 Adjustment value listThe horizontal width, vertical width and DBF-H amplitude must be within the following ranges.TimingNo.123456

2 - 302.5.1.12 Checking the functions during Composite Sync input[Composite Sync]Timing: Check 2 (35kHz/66Hz), full whiteIn the normal mode, input the

2 - 312.5.1.18 Confirming the color trackingConfirm with the timing No. 12 (106.25kHz/85Hz, 1600 x 1200).Measure the color coordination at the center

2 - 322.6 DDC write data contentsThe contents of DDC write data must be as follows.Manuf Code: MELProduct Code LSB (HEX): 11Product Code MSB (HEX): 45

2 - 332.8 Default inspection2.8.1 Default setting of switchesConfirm that the following switch is set as follows.(1) Power switch: OFF2.8.2 Default se

2 - 341m or more※Slowly (approx. 1m/3 sec.) pull away from center of tube.Looking from side of setSWON / OFFCRTCRTFace the hand degaussing unit so th

2 - 35[H-SYNC]※Refer to after the next page for the preset timing details.TshTbh TdhThTfh[VIDEO][V-SYNC]Video signal levelSet Up nsignal levelTsvTbv

2 - 362.11 Adjustment timingFh(kHz)3535130106.25030NOCheck1Check2Check3Check4AClock(MHz)368.116229.500Th(µSEC)(dot)28.57128.5717.6929.41233.333Tsh(µSE

2 - 37V re-trace1.1751.1120.5060.6470.5120.5590.5160.5680.5130.5160.5230.4610.6770.9510.5251.20.8450.5480.6120.5490.550.5510.5480.5490.5480.550.5480.4

/VSP-C0459TECHNICAL SPECIFICATIONFOR55cm/51cmV (22"/20"V) HIGH RESOLUTION DIGITAL CONTROL AUTO-TRACKING COLOR DISPLAY MONITOR1NEC-MITSUBIS

1 - 71.1.7 Degaussing circuit(1) The automatic and manual degaussing circuit is provided.The circuit prevents the picture from dropping its quality du

/VSP-C04593TABLE OF CONTENTS1. Regulations 1.1 Geographical Region and Regulations2. CRT Specifications3. Electric Specifications 3.1 Deflection

/VSP-C04597. Environmental Conditions 7.1 Vibration Test (with carton box) 7.2 Drop Test (with carton box)Appendix 1 Preset Timing Chart A

/VSP-C04595Contrast, Bright, Color,RGB-Gain,Color Temperature 1/2/3/sRGB,Fine Picture mode,Factory Preset, Auto size adjust, Horiz-size, Horiz-positio

/VSP-C045961. Regulations 1.1 Geographical Region and RegulationsGEOGRAPHICAL REGIONREGULATIONSSAFETY EMC X-RAY ELF/VLFPowerManagementErgonomicsMi

/VSP-C045972. CRT SpecificationsCRT model no.TypeDiamondtron NF (Aperture Grille)Size55cm / 51cm Diagonal View able Image (22" /20" Diagona

/VSP-C0459Video signal : 0.7V p-p +10% -5%83.2 Signal Input3.3 Video Performance•The rise and fall time of the input video signal is 2.0nsec or les

/VSP-C045993.4 Power Supply3.5 Power SavingH-sync V-sync VideoPowerConsumptionRecoveryTimeLED IndicatorOFF On On Active140W -GreenONOff On Blank≤ 3W

/VSP-C0459104.2 OSD(On Screen Display) Function 4.Functions4.1 Front Controls a : POWER SWITCH b : POWER-ON INDICATOR c : OSD OFF BUTTON d :

/VSP-C0459114.3 Back Panel a : AC POWER CONNECTOR (3P IEC Plug)b : SIGNAL A INPUT CONNECTOR (DB9 -15P)c : SIGNAL B INPUT CONNECTOR (DB9 -15P)

/VSP-C0459124.4 Connector Pin Assignment 1) Signal Input Connector (DB9-15P)161151015PinSignal1Red-video23Blue-video4Gnd5 DDC Gnd6Red Gnd7 G

1 - 8+215V+80V+15V-15VP_OFF+5V+5V+7.5V(HEATER)+215V+80V+15V+12V-15VP_OFF+5V+5V+5V+215V+80V+12V+5VP_OFF+5V+7.5V(HEATER)PWB-POWERPWB-MAINPWB-VIDEO+5V

/VSP-C0459134.5 DDC (Display Data Channel) Functions VESA DDC2B(EDID data only) Compliance (for Signal A). VESA DDC2Bi Compliance (for Si

/VSP-C0459145. Display Quality 5.1 Test Conditions 4:3 aspect ratioWidth: 396mm , Height: 297mm 5:4 aspect ratioWidth: 371mm , Height: 297mm 5

/VSP-C0459155.5 Overall Distortion DistortionH: ≤ 2.0mm , V: ≤ 2.0mmExcept rotation and centeringPicture≤ 2.0mm≤ 2.0mm≤ 2.0mm≤ 2.0mm•With Green-

/VSP-C0459165.7 MisconvergenceArea AYXArea B•With White-Crosshatch applied.•Zone A is a circular area with 297mm diameter at the center.•Zone B is a

/VSP-C0459175.9 Raster RegulationRater Size Regulation≤ 0.5% of the horizontal or vertical picture size•The picture size change is less than adjusted

/VSP-C04596. Mechanical Specifications 6.1 Cabinet , Tilt / Swivel Base 6.2 Rating Label see Fig. 3186.5 AccessoriesMolded materialCabine

/VSP-C04597. Environmental Conditions 7.1 Temperature, Relative Humidity & AltitudeOperatingStorage and shipmentTemperature5 - 35˚C -20 -

/VSP-C045920 7.2 Drop Test (with carton box) The inside unit shall be withstand without any damage by following procedure.Drop to the hard wooden b

/VSP-C045921Appendix 1 Preset Timing Chart[H-SYNC]TshThTbhTfhTdh[VIDEO][V-SYNC]TsvTvTbv TfvTdv[VIDEO]640*480 / 60Hz800*600 / 75Hz1024*768 / 75Hz1024

/VSP-C0459Appendix 2 EDID data for VESA DDCManuf Code: MEL 640x480 @ 72 Hz Standard Timing #7:Product Code LSB (HEX): 11 640x480 @ 75 Hz Ho

1 - 9PWB-MAINHorizotnal width/PCC control circuit+B+15V-15V+12VHorizontal drive circuit-15VMPU circuit+5VVertical system circuit+15V-15VDBF circuit+80

VSP-C0459•CABINET COLOR : Graysh white•TILT / SWIVEL BASE Swivel Angle : +90° ~ -90° Tilt Angle : +10° ~ -5°355.56398.5473110223381.528

Fig. 2 BEZEL LOGO VSP-C0459COLOR OF LETTERING:PANTONE COOL GRAY 10C55.793656.5SIGNAL A/BOSD OFF

This product complies with DHHS Rules 21 CFR Subchapter J applicable at date ofmanufacture.This Class B digital apparatus complies with Canadian ICES-

: FLEXO-PRINTING: W:632 x H:643 x D:626 (mm) : Max. 5 piles.: 275LBS / inch: Kraft color linerboard and trifaced corrugated board.

VSP-C0459 Fig.5-1 PRINTING SPECIFICATION OF CARTON BOX (North America)

VSP-C0459 Fig.5-2 PRINTING SPECIFICATION OF CARTON BOX (Europe)

CARTON BOXAC POWER CORDSIGNAL CABLETOP CUSHIONBOTTOM CUSHIONUSER'S GUIEPACKING BAGMONITORVSP-C0459Fig.6 PACKING STYLEJOINTSTAPLE (STEEL)SEAL STY

3.ABILITY (1) VOLTAGE : AC 125V (2) AMPERAGE : AC 10A (3) TEMPERATURE : 60°C4.REGULATORY APPROVALS:UL, CSA<SPECIFICATI

4.REGULATORY APPROVALS:VDE,KEMA-MEUK,SEMKO,NEMKO,DEMKO, FIMKO,SEV,ÖVE,IEMMEQU,CEBEC,IEC227Fig. 7 -

Fig. 7 - 3 AC POWER CORD ( For U. K. )3.ABILITY (1) VOLTAGE : AC 250V (2) AMPERAGE : AC 10A (3) TEMPE

1 - 10PWB-VIDEOCut off circuit+215V+12VMain amplifier circuit+80V+12VOSD circuitP-OFF+5VMagnetic cancel circuit+12VAsset circuit+5VPreamplifier circui

<SPECIFICATION>1. JACKET:PVC (Color...Light gray) 2. ABILITY (1)VOLTAGE:30V (2)TEMPERATURE:80 C°13107812P/CD/M2459611141315Red -

< SPECIFICATION>1. JACKET:PVC 2. ABILITY (1) VOLTAGE :30V (2) TEMPERATURE :80ºCUSB Cable (RC - X301)CONSTRUCTIONPVC

For future reference, record the serialnumber of your display monitor in thespace below:SERIAL No.The serial number is located on therear cover of the

- ii - この装置は、情報処理装置等電波障害自主規制協議会(VCCI)の基準に基づくクラスB情報技術装置です。この装置は、家庭環境で使用することを目的としていますが、この装置がラジオやテレビジョン受信機に近接して使用されると、受信障害を引き起こすことがあります。 取扱説明書に従って正しい取り扱い

- iii -Congratulations!You have just purchased a TCO’99 approved and labelledproduct! Your choice has provided you with a productdeveloped for profess

- 1-1 -ENGLISHCAUTIONThe power cord provided with this monitor is de-signed for safety and must be used with a properlygrounded outlet to avoid possib

-1-2 -11 INTRODUCTIONCongratulations on your purchase of the high resolutioncolor monitor. We designed this monitor to provide you withyears of rel

- 1-3 -ENGLISHPRESET PolarityTIMING Fh(kHz) Fv (Hz) H V640 x 480 N.I. 31.5 60.0 – –800 x 600 N.I. 46.8 75.0 + +1024 x 768 N.I. 60.0 75.0 + +1024 x 7

-1-4 -Connect the color monitor and computer withthe necessary cords and cables.1.9 Quick Operation ChartTo summarize the steps in connecting your c

- 1-5 -ENGLISH2.1 Control NamesSee Figures 3 and 4 for the location of the user controls,indicator and connectors.Each part is identified by number an

1 - 11Waveform 1. Top :AC input voltageBottom :AC input currentWaveform 2. Top :Q901 drain voltageBottom :Q901 drain currentWaveform 3. Top :Q901 drai

-1-6 -Apple MacintoshComputerMacintosh AdapterAD-A205 (Option)AD-A205MITSUBISHIONON12 3456DB9-15P2 D-SUB15P1CableSC-B110SIGNAL-B SIGNAL-A3.2.2 Connec

- 1-7 -ENGLISH3.2.3 Connecting to two computersFigure 7 shows the connection to two computers.Refer to clause 3.2.1 or 3.2.2 for the connection proced

-1-8 -NOTENOTEFigure 10(a) Disconnect and connect the USB cable to the up-stream port of the display monitor.(b) Cycle power of the display monitor of

- 1-9 -ENGLISH44 OSD (On Screen Display)FUNCTIONSThe monitor has an OSD(On Screen Display) function.The following procedure shows how to adjust the s

-1-10 -A. Press "FACTORY PRESET" to restore to the factory preset level.B. Press and buttons together, to restore to the facto

- 1-11 -ENGLISHA. Press "FACTORY PRESET" to restore to the factory preset level.B. Press and buttons together, to restore to t

-1-12 -••••••••••••••••PROBLEMITEMS TO CHECKBefore calling your Authorized Product Support, pleasecheck that the items below are properly connected or

- 1-13 -ENGLISHPROBLEMITEMS TO CHECK LOCATION••••••••••Black verticallines are visibleon the screen.Thin vertical black lines on one or both sides of

-1-14 -Size 55cm/22" (508mm/20" Viewable Image Size)Mask type Aperture grilleGun In-lineDeflection angle 90°CRT Phosphors Red, Green, Blue E

- 1-15 -ENGLISH7.3 Optional Macintosh Adapter AD-A205 SettingsThe AD-A205 Macintosh Adapter(option) allows you totake an advantage of the built in vid

1 - 121.2 Horizontal deflection blockThe operating principle of the horizontal deflection circuit is given below.The Q502 operates as horizontal outp

-1-16 -(3) “AD-A205 Mac Adapter Setting Chart” shows all available modes for Macintosh systems and all possible combinationswith the monitor.We recomm

- 2-1 -FRANÇAISATTENTION !Le moniteur est livré avec un cordon d’alimentationde sécurité qui doit s’utiliser sur une prisecorrectement mise à la terre

- 2-2 -Nous vous adressons nos félicitations pour votre achatd'un moniteur couleur haute résolution. Novs avons conçuce moniteur de façon à ce q

- 2-3 -FRANÇAISNOTENOTESTANDARD PolaritéDE BALAYAGE Fh(kHz) Fv (Hz) H V640 x 480 N.I. 31.5 60.0 – –800 x 600 N.I. 53.7 85.1 + +1024 x 768 N.I. 60.0 75

- 2-4 -OKOK1.7 DéballageUne fois votre moniteur couleur déballé, vous devez voustrouver en possession des éléments représentés Figure 1,et dont la lis

- 2-5 -FRANÇAIS2.1 DénominationVoir Figures 3 et 4 pour I'emplacement des commandeset voyants desitinés à l'utillisateur.Chaque commandeest

- 2-6 -3.2.2 Raccordement à un système de la famille AppleMacintosh OrdinateurLa Figure 6 montre le câble SC-B110 et l'adaptateur AD-A205 (option

- 2-7 -FRANÇAIS3.2.3 Connexion à deux ordinateursLa figure 7 illustre la connexion à deux ordinateurs.Voir les paragraphes 3.2.1 ou 3.2.2 pour la proc

- 2-8 -NOTENOTEFigure 10(a) Déconnecter et connecter le câble USB sur l'entréehaute du moniteur.(b) Eteindre / Allumer l'écran.Si le caractè

- 2-9 -FRANÇAISLe moniteur est pourvu d’une fonction menu à l'écran.(OSD)La procédure suivante indique comment éffectuer lesréglages de l'éc

1 - 131.2.1 Distortion compensation waveform generating circuitThe deflection distortion compensation waveform for horizontal size system is output f

- 2-10 -X: DisponiblesSi vous utilisez un préréglage qui n’est pas d’usine, "PRÉRÉGLAGE USINE" ne sont pas opérationnelles.A. Presser "

- 2-11 -FRANÇAISX: DisponiblesABCXXXXXXXXXXXXXXX---XXXXXX------XXXXXXXX---XX------Grouped'icônesIcône ObjetAppuyer sur la touche de réglage: Appu

- 2-12 -Avant de retourner votre moniteur auprès de votre revendur,assurez vous que les points suivants soient respectés.Dans le cas d'une utilis

- 2-13 -FRANÇAISVérifier la barre de couleurs. (p.ex. ROUGE, VERT, BLEU)VERIFIER le signal d’entrée H, V.Appuyer sur le bouton , la taille de l’im

- 2-14 -Dimensions 55cm/22" (508mm/20" Aire d'affichage)Masque Aperture grilleCanon En ligneAngle de déflexion 90°TUBE COULEUR Luminoph

- 2-15 -FRANÇAISDB9-15P432110101111131314146 785912121515de raccorder à l’ordinateur.(2)Régler les interrupteurs DIP en fonction du graphique su

- 2-16 -(3) Le “Graphique de réglage de l’adaptateur Mac AD-A205" montre tous les modes disponibles pour les systèmesMacintosh et toutes les comb

RegistrationTo learn about other special offers, register online at, http://www.necmitsubishi.com/productregistrationLimited WarrantyNEC-Mitsubishi El

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATION*** SURGE-ABSORBER ***AG200B CP252P00106 SURGE-A

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONC 1C3 CP156P05304 C-CERAMIC-CHIP CH50V 100P-J

1 - 14Figure 5 Horizontal deflection circuitQ503 Q504T502Q502D503 C506L540LINIC501Q540Q510215V

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONC 2C0 CP156P06002 C-CER-CHIP B50V 103-KC 2C1 CP1

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONC 5J2 CP182P16205 C-ELECTROLYTIC CE04W 16V 220M-

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONC 703 CP156P07101 C-CERAMIC-CHIP BJ 16V 0.22MF-K

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONC 8A3 CP156P05201 C-CERAMIC-CHIP CH50V 33P-J

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIOND 1A7 CP264P43901 DIODE-ZENER-CHIP MA8056D 1A8 C

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIOND 701 CP264P47001 DIODE 1SS133 T-72D 702 CP264P0

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONIC214 CP267P13201 HIC MIU-211IC216 CP263P35201 I

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONJ 9A1 CP452C06408 CONNECTOR-EH B8B-EH

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONL 906 CP410D00202 CORE-FERRITE ZBF503D-00L 907 C

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 105 QX103P41307 R-CARBON 1/4W 10K-J 1

iiiContents1. Circuit description ...

1 - 15Figure 6 Horizontal deflection circuit operation imageIC601 output waveformQ501 VceQ502 IbQ502 VbeQ502 IcQ502 Vce

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 170 CP103P10106 R-CARBON-CHIP 1/10W 100-JR 171

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 211G QX103P41105 R-CARBON 1/4W 150-J

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 282 QX103P41103 R-CARBON 1/4W 100-J 1

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 408 CP103P06603 R-METAL-S 1/4W 3.9K-F

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 5L4 CP103P11706 R-CARBON-CHIP 1/10W 7.5K-FR 5L

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 656 CP104P00301 R-CHIP 1/16W 180-F 1.6

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 722 CP103P06604 R-METAL-S 1/4W 4.3K-F 432 RN-H

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 909 CP103P10208 R-CARBON-CHIP 1/10W 1K-JR 910

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONR 985 CP103P10208 R-CARBON-CHIP 1/10W 1K-JR 986

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONCP242C28607 SIGNAL-CABLE SC-B110CP246B18304 LEAD

1 - 16Figure 7. Deflection circuit waveform while fh=106kQ501Q502Q502IC601 output waveform(fh=106k)Q501 Vce(fh=106k)Q502 Vbe(fh=106k)Q502 Ib(fh=106k)

All Parts ListMODEL NO. Diamond Pro 2060u (NSZ2107STTUW)SYMBOL NO. PART NO. DESCRIPTION／SPECIFICATIONCP669D10301 SCREW-TB-CAP SCREW-TB-CAPCP669D10301

1 - 17Q502Q502Damper diodeCurrent waveform(fh=106k)

1 - 18Q501Q502Q502Deflection circuit waveform while fh=31.5k 3.3VIC601 output waveform(fh=31.5k)Q501 Vce(fh=31.5k)Q502 Ib(fh=31.5k)-7Ao-pQ502 Vb

1 - 19Q502Q502Damper diodeCurrent waveformQ502 IcQ502 Vce

1 - 20VccRefINSAWRSAWOUTBuffOUTBuffINVreg GNDIN OUT VccDTC HD INOUTErrSAW Gen.Err Power PWM10 8911121314543 7621--+-+-+9.0VRefHD INSAW OUTError

1 - 21000IpWhen the picture is the centerWhen the raster moves to the leftWhen the raster moves to the right0.8Ap-pFigure 10 Horizontal position adju

1 - 221.2.2 Deflection current compensation circuitAs the picture becomes flatter, the arrival distance of the deflected electronic beam becomesmore d

1 - 23As shown in the Table 4 below, CS is switched on the horizontal frequency bands. 1/0 in thetable express the signals from IC101 with 1 for HIGH

1 - 24The waveform of the deflection current is compensated from Fig. (a) to Fig. (b) through theabove. The starting section of the current is smooth

iv1.6.14 H/W RESET ... 1-411.6.15 Oscillatio

1 - 251.4 High voltage blockThe high voltage circuit is composed of the high-voltage regulator IC701, MOS-FET Q701flyback transformer (FBT) T701, oper

1 - 26Figure 14. OFF trigger PWM control system timing chartFigure 13. High voltage regulator IC701 block diagram101112141516543219−＋13 SYNC-INDUTYA

1 - 271.4.3 DBF (Dynamic Beam Focus) circuitSince the display is flattened, the focus becomes unequal between the center and circumfer-ence of the pic

1 - 28After the horizontal and vertical DBFvoltage are separately generated, they areamplified and are finally composed.<Horizontal section>The

1 - 291.5 CRT compensation block1.5.1 Rotation circuitThe rotation circuit is a circuit to compensate the picture inclination caused by the earth mag-

1 - 30(4) North-south horizontal field landing cancelThe north-south horizontal field landing cancel carries out automatic adjustment of color shading

1 - 31<Vertical magnetic field canceling function>The vertical magnetic field landing cancel circuit is the circuit to compensate for the colors

1 - 32Examples of the functions and current waveform/compensation operation of YH(YHTT,YHTB, YHJT, YHJB) are shown as follows.In the above formulas, b

1 - 33(4) Block diagramFig. 20 shows the block diagram of the DDCC circuit.The components 4H_DC(pin 6), 4H_SC(pin 61), 4V_DC(pin 8) and 4V_SC(pin 60)

1 - 34Static change bythe eternal magnetic field(Parallel shifting totally)Dynamic change byelectromagnet(Compensate at the optional position on

v2. Adjustment procedure ... 2-12.1 Measur

1 - 35Figure 19 (a) DDCC adjustment itemREDBLUEH-CONVERGENCEYHTT&YHTBYHJT&YHJBPQHTLPQHTRPQHBLPQHBRV-CONVERGENCEYVTT&YVTBYVJT&YVJBPQV

1 - 36Figure 19 (b) DDCC adjustment itemREDBLUES3VTLS3VTRS3VBLS3VBRamptime1VXVLXVRS3HTLS3HTRS3HBL S3HBRXHL XHR1Hamptime1V1Hamptime1V1Hamptime1V1Hamp

1 - 37Figure 20 DDCC circuit diagram+12V-15V+15V-15V+12V-15V+12V-15V+12V-15V-+-+-+-+-++15V-15V-+4H-CoilPWB-DEFLSUB PWB-MAINIC8A1Main-Amp for 4H_CONVE

1 - 381.6 Control blockThe control block is composed of the following:Monitor MPU IC101 to process the sync. signals, control the inside of the monito

1 - 39Moreover, if pin 39 PRO 1 signal is at HI for 1 second or more, it will be regarded as a shortcircuit of the power of the secondary side to forc

1 - 401.6.8 Display Data ChannelThe DDC2B/2Bi function belongs to IC101 (microcomputer).DDC2B: Immediately after the monitor power is turned ON, the m

1 - 41J100 pin 1 to turn ON Q100. Therefore, the current flows to J100 pin 3. (The amber LED onlyis lit.)1.6.10 Clamp pulseThe clamp pulse signal CL

1 - 42When the voltage of IC100 pin 2 becomes 4.5V or more, IC100 pin 1 will be turned OFF, andthe voltage of the MPU pin 54 rises with the time const

1 - 431.7.3 Memory of user timingThe new timing is input. When the picture adjustment is executed, the directory data (fre-quency and polarity) and p

1 - 44(2) Power management operationWhen the power management is activated,(i) P_SUS signal is turned to LO to stop the power output on the secondary

vi2.5.1.2 Grounding conductivity check ... 2-242.5.1.3 Degaussing coil operation...

1 - 45* EEPROM memory error: Each of the high voltage adjustment “HVADJ” and “XPRO LEVEL” has inde-pendent backup data. As the power is turned ON, ea

1 - 461.8 Deflection processor block1.8.1 OutlineThe deflection processor block mainly composed of deflection processor IC generates andcontrols a var

1 - 471.8.3 Horizontal deflection drive waveform generating circuitThe rectangular wave for horizontal deflection drive are output at the amplitude 3.

1 - 48The vertical system DBF compensation waveform is output from pin58 in the 1-bit DAC mode.Pin 58 direct outputs the pulse waveform of the resolut

1 - 49H-PLLMOR-OUTFigure 21 IC601 block diagram (uPD61882BGC)1Bit D/AConvertor8Bit D/AConvertor10Bit D/AConvertorDSP1Bit D/AConvertorMoireCancel

1 - 501.8.9 Distortion compensating operationThe followings are the operation image figures on the picture of the distortion compensstion.HORIZE-SIZEK

1 - 511.9 Video Block1.9.1 Picture signal amplifier circuitAs for picture signal (video) amplification circuit, R, G and B is respectively the same ci

1 - 52Figure 23 Video signal amplification circuit diagramFigure 24 IC210 (LM2402T) block diagramVIN111VCC6VBBVIN10Q3Q6Q2Q1Q5Q4R4R7R1R8R2R9R3RbR6R5V

1 - 53Figure 25 IC211 (MC13289ASP) block diagram

1 - 54Figure 26 2-input change over circuit and separate synchronizing signal1.9.3 2-input change over circuit and synchronizing signal circuitThere

1 - 11. Circuit description1.1 Power block1.1.1 Outline(1) The power block is compatible with 100 to 120VAC/220 to 240VAC(50/60Hz).(2) The active fi

1 - 55Figure 27 2-input change over circuit and composite synchronizing signal[Composite synchronizing signal] (Composite Sync)The composite synchron

1 - 56Figure 28 2-input change over circuit and picture composite synchronizing signal[Picture composite synchronizing signal] (Sync on Green)The pic

1 - 571.9.5 AUTO-SIZE functionAUTO-SIZE functions to calculate the required width and position of screen in user modebased on the position of picture

1 - 58Figure 30 IC212 (XC3825P2) block diagram

1 - 591.10 USB circuit1.10.1 OutlineThis monitor loads the standard USB SELF POWERED HUB with 1 upstream and 3downstreams.(1) Serial data busData bus

1 - 601.11 Wave form of main circuit voltage

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1 - 21.1.4 Higher harmonic circuit(1) The pulsating waveform rectified in the full wave mode by D901 is switched throughout the full cycleby the frequ

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1 - 3PGPGPG PGPGError amplifier10μAOvervoltagecomparatorC908PGPGR918R904C906R905R906R907R908C909L905R910R937C910R911R919R920R913C911R914R915R916R921R9

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2 - 12. Adjustment procedure2.1 Measuring instruments(1) Signal generator A: Astro Design VG-812 or equivalent(2) Signal generator B: Astro Design VG-

2 - 22.3 Names of each monitor part2.3.1 Configuration of front control panel2.3.2 Configuration of rear input connectorSIGNAL A SIGNAL B(UP) (DOWN) (

2 - 32.3.3 OSD display matrix2.3.3.1 User modeOSD group USER 1CONTRASTBRIGHTCOLORR-GAIN 1,2,3G-GAIN 1,2,3B-GAIN 1,2,3COLOR TEMPERATURE 1,2,3FINE PICTU

2 - 42.3.3.2 Factory modeOSD group USER 1CONTRASTBRIGHTCOLORR-GAIN 1,2,3G-GAIN 1,2,3B-GAIN 1,2,3COLOR TEMPERATURE 1,2,3FINE PICTURE MODEFACTORY PRESET

2 - 5FACT 1PURITY/CPURITYOFF(CP P OFF)PURITY OFF(P-OFF)YHTTYHTBYHJTYHJBXH-LXH-RPQH-TLPQH-TRPQH-BLPQH-BRS3H-TLS3H-TRS3H-BLS3H-BRYVTTYVTBYVJTYVJBXV-LXV-

2 - 62.4 Adjustment2.4.1 How to select the factory adjustment (FACTORY) mode2.4.1.1 Selecting with front panel switches(1) Turn the power ON while hol

2 - 72.4.2.2 SCREEN voltage / FOCUS adjustment(Input the timing No.12 (106.25kHz / 85Hz, 1600 X 1200) crosshatch signal)(1) Connect a high voltage met

2 - 82.4.4Adjusting the picture size, position and distortionThe manual adjustment methods are explained below. The adjustments are executed in thefac

1 - 41.1.5 Sub power circuit(1) The sub power uses PRC control regulator STR-G6352 (IC903) produced by Sanken Electric. (See Fig.3)(2) When the power

2 - 9DBF-H-AMP / PHASE adjustmentDBF-V-AMP adjustment(6) If the left and right distortions differ, select PIN-BALANCE, KEY-BALANCE, TOP-BAL-ANCE and B

2 - 102.4.5 Adjusting the cut off(1) Input the timing No. 12 (106.25kHz/85Hz, 1600x1200)from the signal generator. (R, G, BOFF)(2) Select BIAS1, and s

2 - 11Cutoff adjustment procedureBack raster color coordinationx=0.283 ± 0.015y=0.297 ± 0.015YYYYNNNYYNSelect BIAS1. Set BRIGHT to 127, SUB-BRIGHT to

2 - 12Select BIAS2Select BIAS1Select BIAS3Vary R,G,B-BIASYYNVary R,G,B-BIASNContinued from previous pageEndBack rastercolor coordinationx=0.345±0.015y

2 - 132.4.6 Adjusting the RGB drive signal and X-Pro2.4.6.1 Adjusting the R, G, B drive signal (Adjustment of COLOR 1)(1) Input the timing No.12.WINDO

2 - 142.4.7 Adjusting the Purity(1) Input the check 4 timing (85Hz, 1600 x 1200) to confirm that the GREEN crosshatch isdisplayed in reverse.(2) Set t

2 - 152.4.8 Adjusting the focus(1) Adjustment of vertical line (F1-VR adjustment)Focus Just at the point A (circled) with full green color displayed.I

2 - 16R or BGB or RVertical convergenceHorizontal convergenceThe focus is judged as follows.2.4.9 Adjusting the convergence2.4.9.1 Adjusting with ITCB

2 - 17H-STATICV-STATICAdjustment item nameProblemAdjusting the center misconvergence and axial misconvergenceAdjustment point Adjustment procedureAdju

2 - 182.4.9.2 Adjusting DDCP(1) Input the timing No. 12 (106.25kHz/85Hz, 1600 x 1200) crosshatch pattern.(2) Enter the factory mode.(3) Adjust in the