MODEL: 9493-AW1
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS
IN THIS MANUAL.
9493-AG1
http://www.sharefx.com
(6bit)
(6bit)
6Bit Module
Issue Date: APRIL 2000

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   Summary of Contents for IBM 9493-AW1

  • Page 1: Color Monitor, Service Manual

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

  • Page 2: Specifications

    CONTENTS SPECIFICATIONS ........... 2 ADJUSTMENT ............13 PRECAUTIONS ............3 TROUBLESHOOTING GUIDE ......14 TIMING CHART ............4 PRINTED CIRCUIT BOARD........18 OPERATING INSTRUCTIONS ........ 5 EXPLODED VIEW...........20 WIRING DIAGRAM ..........7 REPLACEMENT PARTS LIST .......22 DISASSEMBLY ............8 PIN CONFIGURATION..........29 BLOCK DIAGRAM ..........

  • Page 3

    If the wires are pressed cause short and may • Do not modify original design without obtaining written burn or take fire. permission from IBM Inc. or you will void the original parts and labor guarantee. CAUTION TAKE CARE DURING HANDLING THE LCD MODULE IF BRIGHTNESS OF THE LCD MODULE DARKEN, WITH BACKLIGHT UNIT.

  • Page 4: Timing Chart

    TIMING CHART VIDEO SYNC Total Video Blanking Sync Back Front Sync Frequency MODE H / V Resolution Period Active Time Duration Porch Porch Polarity Clock ( E ) Time ( A ) ( B ) ( D ) ( F ) ( C ) 25.175 31.468 KHz...

  • Page 5: Operating Instructions, Front Control Panel

    OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW Signal Connector Front Control Panel Adapter Front Control Panel 1. Power Indicator Arrow Key This indicator lights up green when the monitor Moves the cursor to highlight icons or make adjustments. operates normally; In DPMS (Energy Saving) mode, 1) Brings up Contrast control OSD.

  • Page 6

    On-Screen-Display (OSD) Control The settings adjustable with the user controls are viewed through the On -Screen Display (OSD). Press the enter button ] to display the main OSD menu. Initial appearance of OSD Sub Manu; Main Manu; M A I N M E N U B R I G H T N E S S B R I G H T N E S S Listed below are icons, icon names.

  • Page 8

    DISASSEMBLY 1. TILT/SWIVEL REMOVAL 2. BACK COVER REMOVAL (1) Remove the Cable Cover. (1) Remove four Screw Covers (a). (2) Remove four screws (a). (2) Remove four screws (b). (3) Remove the Tilt/Swivel. (3) Remove the Back Cover Ass’y. (4) Remove the Rear Cover. Cable Cover Rear Cover 3.

  • Page 9

    4. 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 Inverter PCB Ass’y. Metal Rear Inverter PCB Ass’y LCD Module Ass’y...

  • Page 10: Lcd Module

    POWER SUPPLY MAIN LOGIC POWER CORD D VI-A to 15-pin D-SUB Signal Cable CONTROL PCB LCD MODULE...

  • Page 11

    MEMORY 2M Byte X 3 3.3 VD 3.3 VA +3.3V 8 BIT Digital Video 8 BIT Pre Amp + Digital 8 BIT ADC +PLL Control Video Processor Signal (AD9884) (MX88L281) H-sync3 H-sync Clamp SOG-Out V-sync3 +3.3V Switching H-sync Generation (MC14066) (LSC3862DW +5V ST H-sync...

  • Page 12: Description Of Block Diagram

    DESCRIPTION OF BLOCK DIAGRAM 1. Video Amp & PLL & A/D Converter Circuit AD9884(U5) is one chip IC which it supports three function block of Video Amp, PLL and A/D converter. Video signal (0.7Vp.p) clamped through C63, 64, 65 inputs to U5’s R, G, and B pins. The signal level is 0.7Vac added 4Vdc.

  • Page 13

    EEPROM. 1. Adjustment for Factory Preset Mode 8) Select PRESET EXIT command and Enter. 1) Run alignment program for 9493_6bit on the IBM compatible PC. 3. DDC Data Write Procedure 2) Select EEPROM all clear command and Enter.

  • Page 14: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK ADAPTER, AND FIND OUT CHECK J1’S A SHORT POINT VOLTAGE AS OPENING (24V) ? EACH POWER LINE CHECK U13, U22, L8, CHECK C47, C144 (ARE C2, C4 U4 PIN5 VOLTAGE SHORTED?) (5V) ? CHECK...

  • Page 15

    2. NO RASTER (OSD IS NOT DISPLAYED) – INVERTER NO RASTER (OSD IS NOT DISPLAYED) J4 PIN10 1. CHECK ADAPTER 24V? 2. CHECK U12 CHECK MICOM INV J2 PIN5 ON/OFF PORT. 1.CONFIRM BRIGHTNESS OSD CONTRL STATE. J2 PIN1 2.CHECK MICOM DIM-ADJ PORT CHECK PULSE AS...

  • Page 16

    3. NO RASTER (OSD IS NOT DISPLAYED) – MX88L281 NO RASTER (OSD IS NOT DISPLAYED) POWER PINS CHECK U24 3.3V? 1. CHECK PIN59, 60 U1 PIN60, 61 SOLDERING CONDITION OSCILLATE AS 14.3M? 2. CHECK X1 3. TROUBLE IN U1 IS APPEAR CHECK SOLDERING LOW VOLTAGE SIGNAL STATE OF U16...

  • Page 17

    4. NO RASTER (OSD IS DISPLAYED) – AD9884 NO RASTER (OSD IS DISPLAYED) CHECK U19, U20, POWER PIN U23, +3.3V 3.3V? 1. CHECK PC CHECK 2. CHECK SIGNAL CABLE R,G,B INPUT? & D-SUB CONNECTOR U5 PIN 7, 15, 22 LINE CHECK IIC PULSE ? CHECK IIC LINE...

  • Page 18

    BA12 C184 BA14 BA10 BA15 BA13 BA11 2000.03.17 LI571F VER 2.2 P/N:6870T225A11 C103 C188 C195 CA17 CA14 CA13 CA10 CA16 CA15 CA12 CA11 CA18 C144 R101 C197 R138 BA31 BA25 BA28 BA34 BA26 RA32 BA29 BA35 BA27 BA33 BA30 BA36 R109 R108 C127...

  • Page 19

    R 1 2 5...

  • Page 20: Exploded View

    EXPLODED VIEW...

  • Page 21: Exploded View Parts List

    EXPLODED VIEW PARTS LIST Description Ref. No. Part No. Q'ty Material REAR COVER, STEALTH BLACK 3550TKK100A REAR COVER, PEARL WHITE 3550TKK100B SCREW COVER, STEALTH BLACK 3550TKK099A SCREW COVER, PEARL WHITE 3550TKK099B BACK COVER ASS'Y, STEALTH BLACK 3809TKL009G BACK COVER ASS'Y, PEARL WHITE 3809TKL009H METAL, MAIN FRAME ASS’Y 4951TKS048B...

  • Page 22: Replacement Parts List

    REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE SAFETY Mark AL ALTERNATIVE PARTS MODEL: 9493-AW1 DATE: 2000. 4. 15. LOC. NO. PART NO. DESCRIPTION / SPECIFICATION REMARK MAIN BOARD...

  • Page 23

    MODEL: 9493-AW1 DATE: 2000. 4. 15. LOC. NO. PART NO. DESCRIPTION / SPECIFICATION REMARK 0CH6221K416 CAPACITOR, CHIP[CERAMIC LD-LESS TC], 220PF 50V J NP0 2012 R/TP 0CH6221K416 CAPACITOR, CHIP[CERAMIC LD-LESS TC], 220PF 50V J NP0 2012 R/TP 0CH3683K946 CAPACITOR, CHIP[CERAMIC LD-LESS HD], 68000PF 50V Z F 2012 R/TP...

  • Page 24

    MODEL: 9493-AW1 DATE: 2000. 4. 15. LOC. NO. PART NO. DESCRIPTION / SPECIFICATION REMARK C126 0CH8107J611 CAPACITOR, CHIP[AL. ELECTROLYTIC], 100UF 35V M 85STD(CYL) R/TP C127 0CH8107J611 CAPACITOR, CHIP[AL. ELECTROLYTIC], 100UF 35V M 85STD(CYL) R/TP C128 0CH6330K416 CAPACITOR, CHIP[CERAMIC LD-LESS TC], 33PF 50V J NP0 2012 R/TP...

  • Page 25

    DIODE, RECTIFIER, MBRS340 TP FAIRCHILD NON 40V 3A 80A .SEC 2MA 0IMR882810B IC, MACRONIX, MX88L281FC 256PQFP BK XGA LCD INTEGRATION CHIP 0IMO386200A IC, MOTOROLA, LSC3862DW 16PIN,SOIC TP OSD IC(LMOSD2) IBM FONT 0IMP240800A IC, MICRO CHIP TECHNOLOGY, 24LC08BT/SN 8P SOIC TP EEPROM 0IZZTSZ077A...

  • Page 26

    MODEL: 9493-AW1 DATE: 2000. 4. 15. LOC. NO. PART NO. DESCRIPTION / SPECIFICATION REMARK BA11 6210TCE002C CORE (CIRC), BEAD, HB-4M3216-201JT CERATECH 3216MM R/TP BA12 6210TCE002C CORE (CIRC), BEAD, HB-4M3216-201JT CERATECH 3216MM R/TP BA13 6210TCE002C CORE (CIRC), BEAD, HB-4M3216-201JT CERATECH 3216MM R/TP...

  • Page 27

    MODEL: 9493-AW1 DATE: 2000. 4. 15. LOC. NO. PART NO. DESCRIPTION / SPECIFICATION REMARK 0RH3302D622 RESISTOR, CHIP, 33K 1/10W 5 D.R/TP 0RH1000D622 RESISTOR, CHIP, 100 1/10W 5 D.R/TP 0RH1000D622 RESISTOR, CHIP, 100 1/10W 5 D.R/TP 0RH1000D622 RESISTOR, CHIP, 100 1/10W 5 D.R/TP 0RH1000D622 RESISTOR, CHIP, 100 1/10W 5 D.R/TP...

  • Page 28

    LCD(LIQUID CRYSTAL DISPLAY), “LGE TFT LCD LM151X2-F2MN 15.1” INVETER 6633TZA003A INVERTER ASSY, “SAMSUNG LG1501 FOR 15.1”” LCD MNT(LG501)” ADAPTER 6634TBZ009A ADAPTER,AC-DC, PSCV360107A SAMSUNG 100-240V 24V 1.5A FOR IBM S/CABLE 6866TDV001A SIGNAL CABLE, UL 2990-9C DT 3000MM PEARL WH LI571D(DVIA-VGA) DM S/CABLE 6866TDV001B...

  • Page 29

    AD9884A 100MSPS/140MSPS Analog Flat Panel Interface Pin Configurations Functional Block Diagram...

  • Page 30: Pin Configuration, Block Diagram

    LM2674 Simple Switcher® Power Converter High Efficiency 500mA Step-Down Voltage Regulator Pin Configuration Top View Block Diagram 5V Internal Gain Bias 1.21V Start 5 ON/OFF Regulator Compensation Generator Referance Bias 1.21V Enable Freq. Shift RAMP 260kHz Current 3.2V SENSE Oscillator Limit 0.6V Thermal...

  • Page 31

    M52347 SYNC SIGNAL PROCESSOR Pin Configuration H. STATE CLAMP TIMING V. STATE Y. POL. CLAMP SW H. POL. GREEN IN CLAMP COMP/H IN COMP/H DET V IN V DET V S/S OUT V TIME GATE SW V S/S IN Block Diagram CLAMP CLAMP V S/S...

  • Page 32

    LM2596 Simple Switcher® Power Converter 150kHz 3A Step-Down Voltage Regulator Side View Top View BLOCK DIAGRAM...

  • Page 33

    TYPE PARTS TYPE PARTS Regulator Schottky Diode KA78M05R MBRS130T3 KA78M12R MBRS190T3 1. INPUT 2. GND 3. OUTPUT Diode KDS181 BA033FP 1. CATHODE 1 1. Vcc 2. CATHODE 2 2. GND 3. ANODE 3. OUT Diode Tantalum Capacitor KDS226 0CH7106F621 10uF/16V 0CH7227F661 1.

  • Page 41

    Apr. 2000 Printed in Korea P/NO : 3828TSO018E...

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9493-ag1

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