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...
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.
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...
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.
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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.
POWER SUPPLY MAIN LOGIC POWER CORD D VI-A to 15-pin D-SUB Signal Cable CONTROL PCB LCD MODULE...
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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...
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.
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.
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...
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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...
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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...
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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...
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...
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...
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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...
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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...
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LM2596 Simple Switcher® Power Converter 150kHz 3A Step-Down Voltage Regulator Side View Top View BLOCK DIAGRAM...
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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.