IBM ThinkVision L200p Service Manual Download Page 7

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Video

Processor

With MICOM

(PW166B-30T)

FLASH

(M29W800B)

LCD

Module

(LM201U03-A3)

LG Phips LCD

DVI-I

D-Sub

Control Board

TMDS

Receiver

(SiI161B)

LVDS

Transmitter

(THC63LVDM83R)

ADC

(AD9888XS-205)

SCL

SDA

3.3V

DEN

DDC-SDAA2

Even

R,G,B

Even

R,G,B

Odd

Digital
Signal

ADC-CTL

3.3V_AD

3.3V

2.5VSTB

GVS

GHS

TXD

RXD

VSYNC-DVI

HSYNC-DVI

PROM

(24LC21)

DDC-SCLB

DDC-SDAB

Video Signal

R,G,B,H1/V1

R,G,B,H2/V2

COAST

KEY-CTRL

E PROM
(24LC21)

LVDS

Transmitter

(THC63LVDM83R)

3.3V

DEN

Analog

R,G,B

ROMOE

ROMWE

DDC-SCLA2

Multiplexer

(MC14066B)

DDC-SDAA

DDC-SCLA

5VST

TXD

RXD

DATA

ADDRESS

E PROM

(24LC16B)

SCL

SDA

ASOG

COMPOSITE_SYNC

POWER
Board

5VS

18V

INVERTER

DC/DC

(4973D33)

GVS

GHS

Multiplexer

(74LVC257)x2

HS_DSUB

VS_DSUB

ASOG

COMPOSITE_
SYNC

Buffer

(74FCT541CT)

3.3V

RDN

CS0N

HS/VS_DVI

COAST

Sync_Sel

GREF

GREF

DEN

Sync_Sel

RDN

CS0N

TMDSRX_PDNN

3.3V

Power switch

IRF7314

LCD_VDD

BL
O

REGULATOR

(LM317)

V2.5ST B

REGULATOR

(LM2937IMD)

18V

3.3V_AD

3.3V

BLOCK DIAGRAM

Summary of Contents for ThinkVision L200p

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL L200P Chassis No CL 35 ...

Page 2: ...UTION Analog 1600 x 1200 75Hz Digital 1600 x 1200 60Hz 5 POWER SUPPLY 5 1 Power Adaptor Built in Power Input AC 100 240V 50 60Hz 1 2A 5 2 Power Consumption 6 ENVIRONMENT 6 1 Operating Temperature 10 C 35 C 50 F 95 F 6 2 Relative Humidity 10 80 Non condensing 6 3 MTBF 50 000 Hours Min 7 DIMENSIONS with TILT SWIVEL Width 467 mm 18 38 Depth 259 mm 10 20 Height 471 mm 18 57 MAX 8 WEIGHT with TILT SWIV...

Page 3: ... such 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 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 water as it may a short c...

Page 4: ...625 600 1 3 21 800x600 75Hz H 53 67 1048 800 32 64 152 V 85 06 631 600 1 3 27 800x600 85Hz H 49 72 1152 832 32 64 224 V 74 55 667 624 1 3 39 832x624 75Hz H 48 36 1344 1024 24 136 160 V 60 0 806 768 3 6 29 1024x768 60Hz H 60 02 1312 1024 16 96 176 V 75 03 800 768 1 3 28 1024x768 75Hz H 68 68 1376 1024 48 96 208 V 85 0 808 768 1 3 36 1024x768 85Hz H 68 68 1456 1152 32 128 144 V 75 06 915 870 3 3 39 ...

Page 5: ...nu 1 2 Bring up Brightness adjustment Executes automatic image setup Switch between input signals CONTROLS LOCK UNLOCK This feature allows you to secure the current control settings while allowing the user to adjust Brightness so that they cannot be inadvertently changed Push and hold the enter button for 10 seconds the message Menu is Locked appears You can unlock the OSD controls at any time by ...

Page 6: ...J6 J1 J3 J5 P904 CN1 CN11 CN12 CN7 CN6 Connector Ass y P N 6631T20013P Connector Ass y P N 6631T25005F Connector Ass y P N 6631T11016J Connector Ass y P N 6631T20015X Connector Ass y P N 6631T25008Q ...

Page 7: ...RL KEY CTRL E PROM 24LC21 LVDS Transmitter THC63LVDM83R 3 3V DEN Analog R G B ROMOE ROMWE DDC SCLA2 Multiplexer MC14066B DDC SDAA DDC SCLA 5VST TXD RXD DATA ADDRESS E PROM 24LC16B SCL SDA ASOG COMPOSITE_SYNC POWER Board 5VS 5VS 18V V V VS S S S INVERTER DC DC 4973D33 GVS GHS Multiplexer 74LVC257 x2 HS_DSUB VS_DSUB ASOG COMPOSITE_ SYNC Buffer 74FCT541CT DATA 3 3V RDN CS0N HS VS_DVI COAST Sync_Sel G...

Page 8: ...ositeInput signal from DVI I Pin J10 and make 8bit digital signal to send Digital signal to PW166B 4 Format Converter This block is composed of PW166B U8 M29W800AT U9 and passive devices Micom in PW166B Scaler U8 processes A D Converter output output of TMDS Receiver PW166B is Format Converter IC that receive Digital signal and output proper frame signal to LCD Module 1600x1200 5 Panel Link Circui...

Page 9: ...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 function is to make a pulse width modulation control and to provide the driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to achive the dc output stablize and a...

Page 10: ...e Balance Meter CA 110 1 Adjustment for Factory Preset Mode No read to adjust FOS data for Factory Preset Mode 2 Adjustment for White Balance 1 Set External Bright to MAX position and Contrast to MAX position 2 Display Color 0 0 pattern at Mode 18 3 Press Menu key Right key Left key Power key in sequence 4 Select WHITE BALANCE ADJUST and press Right KEY 5 After INPUT WHITE PATTERN message Display ...

Page 11: ...CHECK OTHER CIRCUIT CHECK REF U20 L4973 INPUT 18V OUTPUT 3 3V U34 IRF7814 PIN OUTPUT 18V_MOD PIN OUTPUT 18V_INV PW166B U8 INPUT POWER CHECK U20 3 3V GND INVERTER INPUT POWER CHECK U34 18V GND CONN J1 CHECK INVERTER CHECK M29W800AT U9 INPUT POWER CHECK U20 3 3V GND MODULE INPUT POWER CHECK U34 18V GND CONN J4 CHECK MODULD CHECK ...

Page 12: ... U8 CHECK THE PERIPHERAL IC OF TMDS TRNSMITTER SIL161B U201 CHECK AD9888 U4 I O SIGNAL CHECK PW166B U8 I O SIGNAL CHECK TMDS TRNSMITTER SIL 161B U201 I O SIGNAL CONN CHECK POWER CHECK OF 74LVC257 U1 CHECK IN FRONT OF U20 3 3V PW166B CHECK OF AD9888 U4 IN FRONT OF PW166B POWER CHECK OF TMDS TRANSMITTER_SIL161 U201 IN FRONT OF SIL161 NO INPUT SIGNAL OUTPUT OUTPUT INPUT NO INPUT SIGNAL NO INPUT SIGNA...

Page 13: ...NSMITTER LVDS83R U401 PERIPHERAL CIRCUIT CHECK TMDS RECEIVER SIL161 U201 IN OUT SIGNAL CHECK PW166B U8 IN OUT SIGNAL CHECK LVDS TRNSMITTER LVDS83R U401 IN OUT SIGNAL CHECK CONN J1 CHECK 74LVC257 U1 POWER CHECK CHECK NODE IN FRONT OF U20 3 3V PW166B POWER POWER CHECK TMDS TRANSMITTER_SIL161B U201 POWER CHECK IN FRONT OF SIL161B U201 NO INPUT SIGNAL OUTPUT OUTPUT INPUT INPUT NO INPUT SIGNAL NO SIGNA...

Page 14: ... 2 3 4 5 R155 R28 R110 R27 R148 R219 R208 R138 RA5 RA6 100 R45 R44 C117 U4 110 R47 R46 120 C36 C32 C40 C2 C16 C15 1 R51 C41 L1 D10 U3 R43 C219 L34 C108 D8 R75 J17 SOLDERING DIRECTION 1 R413 30 R146 RA23 RA24 X3 U6 6 7 8 9 10 11 R221 R120 R119 R220 RA4 RA2 RA3 R215 C116 R2 C115 U1 L31 C177 C176 D26 R71 C89 R414 40 C414 20 RA21 RA22 12 13 14 15 16 17 R122 L26 L25 R17 R16 R36 R34 L210 R48 R161 R3 U5 ...

Page 15: ... R76 R6 C106 C105 L21 R7 R1 R4 C151 C139 C168 L35 C9 L43 C39 R23 R408 C134 C149 C160 C148 C166 C164 C165 C167 C170 C133 C152 C157 C1 C51 R407 C415 R411 R409 C413 C161 C162 C163 C52 C53 C54 C403 C412 C57 C55 R406 C404 R405 C411 C135 C112 C113 C60 C59 C58 C405 R401 C402 C401 C110 C111 ...

Page 16: ... 16 ...

Page 17: ... 17 11 12 5 1 14 15 4 13 2 9 10 16 16 8 7 a b 6 a 3 EXPLODED VIEW ...

Page 18: ...ALTH BK TILT SWIVEL ASSEMBLYLL20PA GE RESIN PWB PCB ASSEMBLY SUB LT20PA CONTROL TOTAL IBM CONNECTOR ASSEMBLY 30P H H 100MM UL20276 AWG30 LB200A LPL METAL ASSEMBLY FRAME MAIN LL20PA LPL INVERTER ASSEMBLY ALPS KUBNKM055A 6 LAMPS LB200A LPL MO PWB PCB ASSEMBLY POWER LB200A FOR LPL POWER TOTAL BRAND PWB PCB ASSEMBLY MAIN LT20PA ALRDW IBM CL 35 TOTAL METAL ASSEMBLY REAR LL20PA CONNECTOR ASSEMBLY SWITCH...

Page 19: ...CIFICATION C71 0CH8105K611 1UF 50V M 85STD CYL R TP C72 0CC101CK41A 100PF 1608 50V 5 R TP NP0 C73 0CC101CK41A 100PF 1608 50V 5 R TP NP0 C74 0CC180CK41A 18PF 1608 50V 5 R TP NP0 C75 0CK103CK51A 0 01UF 1608 50V 10 R TP B C76 0CC180CK41A 18PF 1608 50V 5 R TP NP0 C77 0CK474CH94A 0 47UF 1608 25V 80 20 R C89 0CC101CK41A 100PF 1608 50V 5 R TP NP0 C90 0CH8476F611 47UF 16V 20 85STD CYL R C94 0CH8226F611 22...

Page 20: ...KEC SOT 23 80V 3 D21 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D22 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D23 0DS226009AA KDS226 TP KEC SOT 23 80V 3 DATE 2003 02 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION D24 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D25 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D26 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D27 0DS226009AA KDS226 TP KEC SOT 23 80V 3 D28 0DS226009AA KDS2...

Page 21: ...PART NO DESCRIPTION SPECIFICATION R18 0RJ1500D677 150 OHM 1 10 W 5 1608 R TP R19 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R20 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R21 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R24 0RJ3301D677 3 3K OHM 1 10 W 5 1608 R T R25 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R26 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R28 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R29 0RJ1000D677 100 OHM ...

Page 22: ...TP R161 0RJ0222D677 22 OHM 1 10 W 5 1608 R TP R164 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP DATE 2003 02 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R169 0RJ0472D677 47 OHM 1 10 W 5 1608 R TP R170 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R174 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R175 0RJ0222D677 22 OHM 1 10 W 5 1608 R TP R176 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R178 0RJ1002D677 10K OHM 1 10 ...

Page 23: ...9 30 OHM 1 4 W 3 4 5 TA52 R908 0RD0222Q609 22 1 4W 3 5 TA52 DATE 2003 02 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R909 0RD1001Q609 1K 1 4W 3 5 TA52 R910 0RD0272A609 27 OHM 1 2 W 7 0 5 TA52 R911 0RD1004A609 1 0M OHM 1 2 W 7 0 5 TA5 R912 0RD1004A609 1 0M OHM 1 2 W 7 0 5 TA5 R913 0RD1001Q609 1K 1 4W 3 5 TA52 R914 0RD3300A609 330 OHM 1 2 W 7 0 5 TA52 R915 0RN1802F409 18K 1 6W 1 TA52 R916 0RN27...

Page 24: ...T SOGOUT HSOUT DATACKB DATACK V DD GND GND GND VDD GND GND GND GND VDD GND DGA0 FILT DGA1 DGA2 DGA3 COAST DGA4 CKEXT DGA5 GND DGA6 V DD DGA7 DGB7 VDD GND DBA0 DBA1 DBA2 DBA3 DBA4 VD REF BYPASS GND GND RAIN0 VD VD RAIN1 RMIDSCV VD GND SOGIN0 GAIN0 VD GND SOGIN1 GAIN1 VD GND BAIN0 VD GND BAIN1 BMIDSCV VD VD GND GND CKINV CLAMP SDA SCL DBA5 DBA6 VDD GND DGB0 DGB1 DGB2 DGB3 DGB4 DGB5 DGB6 AD9888 A0 VD...

Page 25: ...K CLAMP COMP SYNC SYNC SEPARATOR SOGOUT HSYNCOUT VSYNCOUT ACTIVITY DETECT POLARITY DETECT POLARITY DETECT ACTIVITY DETECT POLARITY DETECT MUX3 MUX4 CLOCK GENERATOR MUX5 MUX5 ACTIVITY DETECT MUX1 INTEGRATOR 1 S VSYNC0 VSYNC1 MUX5 PIXEL CLOCK VSYNC PLL BLOCK DIAGRAM ...

Page 26: ...round pin SDA I O Bi directional data pin for the I2 C bus serial data interface Schmitt trigger input and open drain output An external pull up resistor must be connected to VCC Typical values for this pull up resistor are 4 7 k 100 kHz and 1 k 400 kHz 3 SCL Input Schmitt trigger input pin for serial clock input 2 WP Input Input pin for hardware write protection control If you tie this pin to VCC...

Page 27: ... Word Address Pointer Row decoder EEPROM Cell Array 128 x 8 bits 256 x 8 bits 512 x 8 bits HV Generation Timing Control Control Logic Column Decoder Data Register DOUT and ACK SCL WP SDA A0 A1 A2 Figure 2 1 S524A40X10 40X20 40X40 Block Diagram ...

Page 28: ...2 51 QO22 OCK _INV 100 RESERVED 99 PGND 98 PVCC 97 EXT_RES 96 AV CC 95 RXC 94 RXC 93 AGND 92 RX 0 91 RX 0 90 AGND 89 AV CC 88 AGND 87 RX1 86 RX 1 85 AV CC 84 AGND 83 AV CC 82 RX2 81 RX2 80 AGND 79 OVCC 78 QO23 77 OGND 76 DI FFERENTI AL SI GNAL ODD 8 bits RED EV EN 8 bits RED ODD 8 bits GREEN EV EN 8 bits GRE E N ODD 8 bits BL UE EV EN 8 bits BLUE CONFI G PI NS PLL PW R M ANAGE M ENT GPO OUT PUT CL...

Page 29: ... 38 37 36 35 34 33 32 31 30 29 RS TA5 TA6 GND TB0 TB1 VCC TB2 TB3 GND TB4 TB5 R F TB6 TC0 GND TC1 TC2 TC3 VCC TC4 TC5 TA4 TA3 TA2 GND TA1 TA0 LV DS GND TA TA TB TB LV DS VCC LV DS GND TC TC TCLK TCLK LV DS GND PLL GND PLL VCC PLL GND PDWN CLK IN TC6 GND N C THC63LVDM83R THC63LVDM63R PLL TA TB TC TD TCLK R F PDWN TA0 6 TC0 6 TD0 6 TRANSMITTER 20 to85MHz CMOS TTL 7 7 RS 7 TB0 6 7 INPUTS CLOCK LVDS 2...

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