IBM ThinkVision L180p, Service Manual

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL L180p 9180 HB9 Chassis No CL 42...

Page 2: ...55 75Hz Digital Horizontal 31 68kHz Vertical 55 75Hz 4 POWER SUPPLY 4 1 Power Adaptor Input AC 90 240V 50 60 3Hz 1 0A 4 2 Power Consumption 5 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 50 F 95 F...

Page 3: ...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 through...

Page 4: ...60 0 806 768 3 6 29 H 60 123 1312 1024 16 96 176 V 75 029 800 768 1 3 28 H 68 681 1456 1152 64 128 144 V 75 062 915 870 1 3 39 H 61 805 1504 1152 18 134 200 V 65 96 937 900 2 4 31 H 63 981 1688 1280 4...

Page 5: ...lay main OSD menu and selects highlighted menu item Moved the cursor to highlight icons or make adjustments Exits from current OSD menu CONTROLS LOCK UNLOCK This feature allows you to secure the curre...

Page 6: ...J705 J702 6 WIRING DIAGRAM Connector Ass y P N 6631T20022E Connector Ass y P N 6631T11016D...

Page 7: ...TMDS MTV412 Micom LCD Module R G B differential LVDS Low Voltage Differential Signaling 12 12V V DVI I R G B H V Sync Digital Signal or Analog R G B H V 3 3V Reg 2 5V Reg 5V 5V Power 5V AC Input Inve...

Page 8: ...ally pre amp ADC Video controller Transmitter are merged to one chip MST9151B by MSTAR This part transmit digital signal from the Scaler to the receiver of module 2 Micom Part This Part consists of EE...

Page 9: ...e through a bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is transfer the primary energy to secondary through a power transformer 4 Output rectifier and filter This part f...

Page 10: ...is available to LCD Monitor only 1 Port Setup a Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe c Remove all default number d Add 300 3FF e Click Start button f Click Exit...

Page 11: ...1 Turn off the power switch at the front side of the display 2 Wait for about 3 seconds and press Source POWER switch with 1 second interval 3 The SVC OSD menu contains additional menus that the User...

Page 12: ...BOARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK J705 VOLTAGE PIN6 PIN7 5V NO CHECK 5VS LINE OPEN CHECK CHECK U804 PIN 3 Voltage 5V NO CHECK IIC LINE CONNECTION U501 U502 CHECK U201 V...

Page 13: ...OSD IS NOT DISPLAYED CHECK LIPS J705 PIN 6 PIN 7 5V NO CHECK U201 PIN45 PWM PORT J705 PIN1 5PWM 0V NO LIPS CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YO...

Page 14: ...V NO CHECK U804 U201 PIN122 123 OSCILLATE AS 12MHZ CHECK CONNECTION LINE FROM U201 TO U501 TROUBLE IN CABLE OR LCD MODULE YES YES YES 3 NO RASTER OSD IS NOT DISPLAYED MST9151 NO RASTER OSD IS NOT DISP...

Page 15: ...DPM TROUBLE IN DPM TROUBLE IN PC CHECK PC PC IS NOT GOING INTO DPM OFF MODE NO TROUBLE IN X501 NO TROUBLE IN SIGNAL CABLE NO YES YES YES CHECK U501 PIN 11 12 WAVEFORM 12MHz CHECK R734 R741 SYNC CHECK...

Page 16: ...16 EXPLODED VIEW 14 15 8 9 11 12 12 10 10 13 c 4 1 3 2 7 5 6 a a b...

Page 17: ...SSEMBLY LL180PL L070 THINKVISION TILT SWIVEL ASSEMBLY LL180PL STEALTH BLACK PWB PCB ASSEMBLY SUB L180P CONTROL TOTAL IBM AALDG BRACKET CONTROL PCB LL180PL CONNECTOR ASSEMBLY 30P H H 200MM UL20276 18 S...

Page 18: ...R TP B Y5 DATE 2003 12 12 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C709 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C710 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5 C711 0CK103CK51A 0 01UF 1608 50V 10...

Page 19: ...P R213 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R214 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R215 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R216 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R217 0RJ0682D677 68 OHM 1...

Page 20: ...08 R TP R758 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP R759 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP R761 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP R762 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R763 0RJ1002D677 1...

Page 21: ...60 61 62 63 64 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 VSYNC1 AVSS_DVI R R AVSS_DVI G G AVDD_DVI B B AVSS_DVI CK CK AVDD_D...

Page 22: ...SS BUFFERS COLUMN DECODERS START STOP LOGIC XDEC DATA IN STORAGE HIGH VOLTAGE TIMING CONTROL STATE COUNTERS SLAVE SCL A0 A1 VCC VSS A2 ADDRESS COMPARATORS CONTROL LOGIC ACK E PROM 2 PIN CONFIGURATION...

Page 23: ...SCHEMATIC DIAGRAM 23 1 SCALER...

Page 24: ...24 2 MICOM...

Page 25: ...25 3 POWER...

Page 26: ...26 4 CONNECTOR JACKS...

Page 27: ...27 5 CONTROL KEY...

Page 28: ...Feb 2004 Printed in Korea P NO 3828TSO049G...