IBM 9493-AW1 Скачать руководство пользователя страница 14 | Manualshive

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TROUBLESHOOTING GUIDE

- 14 -

1. NO POWER

CHECK U13, U22, L8,

C47, C144 (ARE C2, C4

SHORTED?)

CHECK

U4 PIN5 VOLTAGE

(5V) ?

NO

NO POWER

(POWER INDICATOR OFF)

CHECK ADAPTER,

AND FIND OUT

A SHORT POINT

AS OPENING

EACH POWER LINE

CHECK J1’S

VOLTAGE

(24V) ?

NO

CHECK U15, L9

CHECK

U19, U20, U23, U24

Voltage (3.3V) ?

NO

YES

YES

YES

CHECK KEY CONTROL

CONNECTOR ROUTINE

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Содержание 9493-AW1

Страница 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL 9493 AW1 6bit 9493 AG1 6bit 6Bit Module Issue Date APRIL 2000 http www sharefx com...

Страница 2: ...r 15 0 0 714 Vp p 3 Input Impedance 75 3 3 Operating Frequency Horizontal 31 70 kHz Vertical 56 85 Hz 4 POWER SUPPLY 4 1 Power Adaptor Input AC 90 264V 50 60Hz 1 2A Output DC 24V 1 5A 4 2 Power Consum...

Страница 3: ...s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with wat...

Страница 4: ...350 720 x 400 TEXT 640 x 480 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 MAC 1024 x 768 1024 x 768 1024 x 768 1024 x 768 Total Period E 800 449 900 449 80...

Страница 5: ...2 Power ON OFF Button Switches the monitors on and off 3 ENTER Button 1 Displays main OSD menu 2 Enters highlighted menus and submenus 3 Selects highlighted option 4 Arrow Key Moves the cursor to high...

Страница 6: ...on Changes the position of the OSD on the screen Reset Reset should return all available functions apart from language which should not change unless adjusted via the LANGUAGE menu fo their factory pr...

Страница 7: ...WIRING DIAGRAM 7 CN1 CN2 P1 J5 CN3 J2 J3 J1 J4 J10...

Страница 8: ...a 2 Remove four screws b 3 Remove the Back Cover Ass y b a J4 J2 c c c c Main Frame Power PCB Ass y Main PCB Ass y Control PCB Ass y a a a a b b b b 3 MAIN CONTROL POWER PCB ASSEMBLY REMOVAL 1 Remove...

Страница 9: ...CABINET ASSEMBLY METAL REAR INVERTER PCB ASSEMBLY REMOVAL 1 Remove six screws a 2 Remove the Cabinet Ass y 3 Remove four screws b 4 Remove the Metal Rear 5 Disconnect CN2 and CN3 6 Remove the Inverte...

Страница 10: ...BLOCK DIAGRAM 10 POWER CORD D VI A to 15 pin D SUB Signal Cable POWER SUPPLY CONTROL PCB INVERTER PCB MAIN LOGIC PCB LCD MODULE P O W E R P C B System Block Diagram...

Страница 11: ...VD 3 3 VA H V Sync POL DET 5V 3 3V MEMORY 2M Byte X 3 ADDR DATA 10 16 RD WR 24 SOG Out I2C 5VST I2C REG 5V ST 3 3V Digital Video Processor MX88L281 System Controller MC68HC05BD32 DDC EEPROM 24C02 Syn...

Страница 12: ...AS RAS CS BA 4 Panel Link Circuit Panel link transmitter U16 delivers digital signal to the receiver inside LCD module by method of abstraction The abstracted signals are pairs of TX0 TX1 TX2 TXC of w...

Страница 13: ...ware 1 Adjustment for Factory Preset Mode 1 Run alignment program for 9493_6bit on the IBM compatible PC 2 Select EEPROM all clear command and Enter 3 Display cross hatch pattern at Mode 1 4 Select CO...

Страница 14: ...C2 C4 SHORTED CHECK U4 PIN5 VOLTAGE 5V NO NO POWER POWER INDICATOR OFF CHECK ADAPTER AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK J1 S VOLTAGE 24V NO CHECK U15 L9 CHECK U19 U20 U23 U24...

Страница 15: ...1 CHECK ADAPTER 2 CHECK U12 J4 PIN10 24V NO 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT J2 PIN1 5V NO REPLACE INVERTER ASS Y CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL...

Страница 16: ...OWER PINS 3 3V NO CHECK U24 U1 PIN60 61 OSCILLATE AS 14 3M NO YES YES CHECK SOLDERING STATE OF U16 IS APPEAR LOW VOLTAGE SIGNAL AT J2 NO CHECK U12 TROUBLE IN CABLE OR LCD MODULE J2 PIN4 5V NO YES YES...

Страница 17: ...NE D SUB U11 U18 PIN40 CHECK CKREF H SYNC INPUT U5 PIN40 NO CHECK CKREF INPUT CHECK COAST INPUT U5 PIN41 NO YES YES YES YES YES YES NO RASTER OSD IS DISPLAYED 4 NO RASTER OSD IS DISPLAYED AD9884 CHECK...

Страница 18: ...BA35 70 30 R64 C235 L24 D4 R66 R65 ZD1 BA8 BA9 140 130 R16 60 50 CA16 CA9 BA29 RA32 90 80 20 ZD2 U6 BA12 BA11 BA10 160 150 40 30 CA10 CA13 BA26 BA34 U5 100 10 5 1 J3 BA14 BA13 BA15 170 20 10 CA14 CA7...

Страница 19: ...C 1 2 1 C 1 6 C 1 9 C 1 4 C 1 8 C 8 1 C 7 9 R 1 8 R 1 9 C 1 1 C 7 0 C 7 7 C 7 6 R 1 4 1 C 1 1 1 C 1 1 5 C 1 1 2 C 9 8 C 9 7 C 1 0 2 R 8 R 7 C 9 R 1 7 R 1 0 R 1 1 R 9 R 6 C 1 2 C 6 8 C 7 5 C 6 9 C 7 1...

Страница 20: ...20 1 3 2 4 6 7 8 9 10 11 13 14 12 5 EXPLODED VIEW...

Страница 21: ...escription REAR COVER STEALTH BLACK REAR COVER PEARL WHITE SCREW COVER STEALTH BLACK SCREW COVER PEARL WHITE BACK COVER ASS Y STEALTH BLACK BACK COVER ASS Y PEARL WHITE METAL MAIN FRAME ASS Y POWER PC...

Страница 22: ...SS TC 33PF 50V J NP0 2012 R TP C26 0CH3104K566 CAPACITOR CHIP CERAMIC LD LESS HD 0 1UF 50V K X 2012 R TP C27 0CH3104K566 CAPACITOR CHIP CERAMIC LD LESS HD 0 1UF 50V K X 2012 R TP C28 0CH3104K566 CAPAC...

Страница 23: ...0 1UF 50V K X 2012 R TP C89 0CH3104K566 CAPACITOR CHIP CERAMIC LD LESS HD 0 1UF 50V K X 2012 R TP C90 0CH3104K566 CAPACITOR CHIP CERAMIC LD LESS HD 0 1UF 50V K X 2012 R TP C91 0CH3104K566 CAPACITOR CH...

Страница 24: ...CITOR CHIP TANTALUM 4 7UF 16V M 3528 TP C223 0CH7106F621 CAPACITOR CHIP TANTALUM 10UF 16V M 3528MM TP C224 0CH3104K566 CAPACITOR CHIP CERAMIC LD LESS HD 0 1UF 50V K X 2012 R TP C227 0CH3103K516 CAPACI...

Страница 25: ...P L2 6210TCE001E CORE CIRC BEAD HB 1M2012 800JT CERATEC 2012MM R TP L3 6210TCE001P CORE CIRC BEAD HB 1S2012 121JT CERATECH 2012MM R TP L4 6210TCE001G CORE CIRC BEAD HH 1M3216 501 CERATEC 3216MM R TP L...

Страница 26: ...E002B CORE CIRC BEAD HB 4M3216 121JT CERATECH 3216MM R TP BA36 6210TCE002B CORE CIRC BEAD HB 4M3216 121JT CERATECH 3216MM R TP BA37 6210TCE002C CORE CIRC BEAD HB 4M3216 201JT CERATECH 3216MM R TP BA38...

Страница 27: ...D622 RESISTOR CHIP 100 1 10W 5 D R TP R61 0RH4700D622 RESISTOR CHIP 470 1 10W 5 D R TP R62 0RH0752D622 RESISTOR CHIP 75 1 10W 5 D R TP R63 0RH0752D622 RESISTOR CHIP 75 1 10W 5 D R TP R64 0RH0752D622 R...

Страница 28: ...1 10W 5 D R TP R141 0RH1000D622 RESISTOR CHIP 100 1 10W 5 D R TP X1 6202TST001A CRYSTAL SX 1 SUNNY SMS 14 31818MHZ 30PPM 18PF TP X2 6202TST001E CRYSTAL SX 1 SUNNY CHIP 24MHZ 30PPM 20PF BK J5 6612TBH0...

Страница 29: ...PIN CONFIGURATION 29 AD9884A 100MSPS 140MSPS Analog Flat Panel Interface Functional Block Diagram Pin Configurations...

Страница 30: ...Compensation Bias Generator 1 21V Referance Bias 1 21V 3 2V 0 6V VRAMP R2 R1 2 5k 260kHz Oscillator Freq Shift Reset GM 2 GM 1 10k 15k 2k 20mH 1 21V 10nF PWM Comparator GND Control Logic Driver Enabl...

Страница 31: ...H DET V STATE CLAMP SW GREEN IN V TIME GATE SW GND V DET V IN 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 COMP H IN H STATE COMP H DET V STATE CLAMP SW GREEN IN V TIME GATA SW VD OUT V S S OUT...

Страница 32: ...32 LM2596 Simple Switcher Power Converter 150kHz 3A Step Down Voltage Regulator BLOCK DIAGRAM Side View Top View...

Страница 33: ...3 ANODE 1 3 2 1 Vcc 2 GND 3 OUT 1 3 2 1 3 2 KDS226 1 2 3 1 CATHODE 1 2 ANODE 2 3 ANODE 1 CATHODE 2 1 3 2 KSC1623 1 BASE 2 EMITTER 3 COLLECTOR 2 3 1 0CH7106F621 10uF 16V 0CH7227F661 220uF 6 3V 0CH7476...

Страница 34: ...SCHEMATIC DIAGRAM 34 1 AD9884 PRE AMP PLL ADC...

Страница 35: ...35 2 VIDEO PROCESS...

Страница 36: ...36 3 OUTPUT CONNECTOR...

Страница 37: ...37 4 MEMORY...

Страница 38: ...38 5 MICOM...

Страница 39: ...39 6 POWER GEN...

Страница 40: ...40 7 CONNECTOR JACKS...

Страница 41: ...Apr 2000 Printed in Korea P NO 3828TSO018E...

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