IBM 6656HG2 - T 560 - 15" LCD Monitor, Service Manual

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL T560 6656 HW2 T560 6656 HG2...

Page 2: ...0 264V 50 60Hz 1 2A Output DC 12V 3A 4 2 Power Consumption 5 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 5 2 Relative Humidity 10 80 Non condensing 5 3 Altitude 0 10 000ft 3 657m...

Page 3: ...andscape Portrait This monitor offers the ability to rotate between landscape and portrait modes Figure C The monitor rotates from Landscape to Portrait through 90 clockwise and from Portrait to Lands...

Page 4: ...or with the front of the monitor at the bottom 4 Hold the metal clip and push it carefully until it clamps both of the stand and the arm firmly as shown in Figure D above The metal clip is used to kee...

Page 5: ...h as pencil or pen as this may result in damage to the panel Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded throug...

Page 6: ...z Resolution 640 x 350 720 x 400 TEXT 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 MAC 1024 x 768 1024 x 768 1024 x 768 Total Period E 800 449 900 449 800 525 864 52...

Page 7: ...er 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 highlight...

Page 8: ...WIRING DIAGRAM 8 P704 P703 J1 Inverter Cable 6631T11012L Module link Cable 6631T11012M...

Page 9: ...ink Cable connector 6 Remove the screw b 7 Remove the Tilt Swivel 2 BACK COVER REMOVAL 1 Remove four Screw Covers a 2 Remove four screws b 3 Remove the Back Cover Ass y b b a a a a b b 3 CABINET ASS Y...

Page 10: ...emove five screws d and Metal Shield Main 7 Remove two screwS e 4 LCD MODULE REMOVAL 1 Remove Inverter Connector 2 Remove eight Screws a 3 Remove the Metal Frame from the LCD MODULE a a a a a a a a In...

Page 11: ...11 BLOCK DIAGRAM...

Page 12: ...s digital signal to the receiver inside LCD module by method of abstraction The abstracted signals are pairs of TX0 TX1 TX2 TXC of which voltage swing is 0 5V each Its swing is similar to LVDS Low Vol...

Page 13: ...tware 1 Adjustment for Factory Preset Mode 1 Run alignment program for LI561G on the IBM compatible PC 2 Select EEPROM all clear command and Enter 3 Display cross hatch pattern at Mode 1 4 Select COMM...

Page 14: ...ILLATE AS 24MHZ NO NO POWER POWER INDICATOR OFF CHECK ADAPTER AND FIND OUT SHORT POINT OF EACH DC LINE OF 2 5V AND 3 3V CHECK J801 S VOLTAGE 12V NO CHECK U803 AND L805 S OPEN CHECK U803 PIN 2 3 WAVEFR...

Page 15: ...LAYED CHECK ADAPTER J703 PIN10 12V NO 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT J703 PIN1 5V NO REPLACE INVERTER ASS Y CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CON...

Page 16: ...U201 OR U401 S SOLDERING CONDITION AND CHECK CONNECTION LINE FROM U201 TO U401 NO TROUBLE IN CABLE OR LCD MODULE J703 S PIN1 3 3V YES YES YES YES 3 WHITE SCREEN OSD IS NOT DISPLAYED WHITE SCREEN OSD...

Page 17: ...17 CHECK CMF 401 402 403 404 S WAVEFORM NO CHECK U401 CHECK J703 S SOLDERING CONDITION YES 4 RAINBOW SCREEN RAINBOW SCREEN OSD IS NOT DISPLAYED...

Page 18: ...542 R809 R554 R559 R567 R525 C501 R501 X501 BA204 BA205 20 C280 R548 R547 C219 R549 R546 R228 D716 C830 C821 BA201 C234 L203 L202 BA202 BA203 BA206 C268 C267 C266 C210 C211 C204 C282 C281 C213 C215 R2...

Page 19: ...C206 C207 C250 C262 R218 C290 C291 C292 R728 R727 R511 R512 C212 C208 C209 C263 C264 C294 C295 C293 R516 R532 C507 C508 C214 C238 C203 C274 C296 R701 C506 R517 C509 R531 L201 C275 C276 R702 R704 R703...

Page 20: ...20 1 2 7 6 5 8 9 3 10 14 15 16 17 20 30 29 21 23 24 22 25 27 28 26 19 12 11 4 13 32 31 18 EXPLODED VIEW...

Page 21: ...LED LI561G KNOB TACT CONTROL LI561G LIGHT SAGE GRAY KNOB TACT CONTROL LI561G RAVEN BLACK PWB PCB ASSEMBLY SUB LI561G CONTROL TOTAL IBM T565 BRACKET LI561G HOLDER INVERTER INVERTER ASSEMBLY SAMSUNG LG1...

Page 22: ...ETAL SUPPORT AL D CASTING LI561G STEALTH BLACK COVER LI561G HINGE LEFT PEARL WHITE COVER LI561G HINGE LEFT STEALTH BLACK COVER LI561G HINGE RIGHT PEARL WHITE COVER LI561G HINGE RIGHT STEALTH BLACK HOL...

Page 23: ...6 HG2 DATE 2001 8 17 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C272 0CC221CK41A 220PF 1608 50V 5 R TP NP0 C274 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C275 0CC221CK41A 220PF 1608 50V 5 R TP NP0 C27...

Page 24: ...5 R TP NP0 C832 0CK152CK51A 1500PF 1608 50V 10 R TP B Y5P C833 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C834 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C835 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R MODEL T...

Page 25: ...2 T560 6656 HG2 DATE 2001 8 17 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R509 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R510 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R511 0RJ4700D677 470 OHM 1 10 W 5 160...

Page 26: ...TP R807 0RJ3602D677 36K OHM 1 10 W 5 1608 R TP R808 0RJ3602D677 36K OHM 1 10 W 5 1608 R TP R809 0RJ1003D677 100K OHM 1 10 W 5 1608 R TP R810 0RJ7502D677 75K OHM 1 10 W 5 1608 R TP J801 6612TAH003A DJ...

Page 27: ...drive the internal D MOS 18 20 SYNC Input Output synchronization 7 8 8 9 Vcc Not regulated DC input voltage 2 3 2 3 OUT Stepdown regulator output 12 13 VFB Stepdown feedback input Connecting directly...

Page 28: ...SCHEMATIC DIAGRAM 28 1 VIDEO PROCESSOR GM5020...

Page 29: ...29 2 PANEL LINK...

Page 30: ...30 3 MICOM...

Page 31: ...31 4 DC DC CONVERTER...

Page 32: ...32 5 CONNECTOR JACKS...

Page 33: ...33 6 KEY PART...

Page 34: ...Aug 2001 Printed in Korea P NO 3828TSO018G...