Dell 2005FPW - UltraSharp - 20.1" LCD Monitor Service Manual Download Page 1

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COLOR MONITOR
SERVICE MANUAL

CAUTION

BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS NO. : CL-74

MODEL: 2005FPW

Summary of Contents for 2005FPW - UltraSharp - 20.1" LCD Monitor

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 74 MODEL 2005FPW ...

Page 2: ... 33 Height 537 8 mm 16 81 8 WEIGHT with TILT SWIVEL Net Weight 7 8kg 17 19 lbs Gross Weight 10 0kg 22 05 lbs 9 USB Upstream 1 port Downstream 4 port Speed Full 12Mbps Low 1 5Mbps High Speed 480Mbps USB 2 0 10 Dot Specification 1 Bright Dot Bright Dot is defined as Dots sub pixels which appeared brightly in the screen when the LCM Displayed with dark pattern Total amount of Bright dots 1 Partial br...

Page 3: ...ule 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 circuit within the module If the surface of panel become dirty please wipe it off...

Page 4: ...st receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices ...

Page 5: ...tip as the solder melts 2 Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coati...

Page 6: ...onnection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on t...

Page 7: ...1312 1024 16 96 176 V 75 029 800 768 1 3 28 H 67 500 1600 1152 64 128 256 V 75 000 900 864 1 3 32 H 63 981 1688 1280 48 112 248 V 60 02 1066 1024 1 3 38 H 79 976 1688 1280 16 144 248 V 75 035 1066 1024 1 3 38 H 65 920 2240 1680 104 176 280 V 59 954 1089 1050 3 6 30 Mode H V Sort 1 2 3 4 5 6 7 8 9 10 11 28 321 25 175 31 5 40 0 49 5 65 0 78 75 108 0 108 0 135 0 146 25 800x600 60Hz 640x480 60Hz 640x4...

Page 8: ...ve damage on the module surface 3 Progress to left and lifts cabinet furtively and extracts latch 4 Progress to right and extracts cabinet side latch by same method 5 Progress to bottom Warning if you lift cabinet up power connector lead may be disconnected or damaged Refer to the small picture 6 Turn upside down then lift the back cover ass y up 1 Remove the screws ...

Page 9: ...VDS Tx DVI Rx EEPROM EDID EEPROM System DVI D DVI TMDS KEY 1 8V ROM MICOM Real colour Regulator 2 5V Flash ROM DDR RAM 2 5V Panel 3 3V S video EEPROM EDID Composite YC YU CVBS Decoder TW9905 3 3V 12V Audio Power supply 12V Up stream Down Stream 2 USB 2040H Down Stream Down Stream 5V Regulator 3 3V 1 8V 5V BLOCK DIAGRAM ...

Page 10: ...ed analog to digital interpolates input to 1680 x1050 resolution signal and outputs 8 bit R G B signal to transmitter Especially pre amp ADC Video controller Transmitter are merged to one chip Gm1501 by Genesis This part transmit digital signal from the Scaler to the receiver of module s 2 Power Part This part consists of the two 3 3V and one 2 5V and one 1 8Vregulators to convert power which is p...

Page 11: ... Energy Transfer This part function is for 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 achieve the dc output stabilized and also the over power protec...

Page 12: ... 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 button 2 EDID Read Write 1 Run WinEDID exe 2 Edit Week of Manufacture Year of Manufacture Serial Number a Input User Info Data b Click Update button c Click Write button ...

Page 13: ... seconds and press MENU PLUS POWER key 3 The SVC OSD menu contains additional menus that the User OSD menu as described below a WB Adjust To adjust ADC cutoff gain Use Black pattern for cutoff adjustment and press Menu If the number change to 1 cutoff adjustment is ok Use Full white pattern for gain adjustment and press Menu If the number change to 2 gain adjustment is ok b NVRAM Init EEPROM initi...

Page 14: ... NO NO NO CHECK POWER BOARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK 3 3V 5V LINE OPEN CHECK CHECK U402 VCC X TAL RESET YES YES YES YES CHECK J101 VOLTAGE PIN6 7 9 5V CHECK U403 PIN32 Voltage 3 3V U401 R435 R436 PIN3 PIN4 VOLTAGE REPEATED AS PULSE SHAPE 1 2 3 1 2 Waveforms J101 6 7 9 5V U403 32 3 3V 3 U401 R435 R436 3 4 ...

Page 15: ...S CHECK MICOM INV ON OFF PORT 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT LIPS YES YES YES YES J101 PIN6 PIN7 PIN9 5V J101 PIN10 3 3V J101 PIN12 3 3V CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE 4 5 4 5 Waveforms J101 10 3 3V J101 12 3 3V ...

Page 16: ...K X401 3 TROUBLE IN U402 CHECK CONNECTION LINE FROM D SUB TO U402 YES YES YES CHECK U608 PIN3 3 3V NO TROUBLE IN LIPS YES CHECK U605 PIN2 2 5V NO TROUBLE IN LIPS YES CHECK U607 PIN2 1 8V U402 G4 G3 OSCILLATE AS 14 318MHZ Q105 PIN3 IS 65 22KHz H SYNC Q106 PIN3 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 11 6 8 7 6 7 Waveforms U402 G4 G43 14 318V Q105 3 8 Q106 3 ...

Page 17: ...IN DPM TROUBLE IN DPM NO NO TROUBLE IN PC CHECK PC PC IS NOT GOING INTO DPM OFF MODE TROUBLE IN SIGNAL CABLE YES YES CHECK R135 R137 SYNC CHECK R144 SIGNAL DETECT 10 9 9 Waveforms R135 R137 V SYNC 10 R135 R137 H SYNC ...

Page 18: ...J401 J110 J101 J901 J904 CW401 CW402 CW405 CW406 18 WIRING DIAGRAM Connector Ass y P N 6631T20028G Connector Ass y P N 6631T12007A Connector Ass y P N 6631T11020P Connector Ass y P N 6631T11017V ...

Page 19: ... 19 EXPLODED VIEW 010 020 050 110 140 160 190 180 170 150 130 100 090 080 120 060 070 040 200 210 240 250 260 220 230 030 ...

Page 20: ...295B PWB PCB ASSEMBLY POWER DELL 20 1 POWER TOTAL SSE FOR LPL 4951TKS176B METAL ASSEMBLY FRAME MAIN ASSEMBLY LOCAL 4814TKK296A SHIELD INVERTER DELL 20 1 6871TUT041A PWB PCB ASSEMBLY USB LD20FPWM SUB TOTAL DELL USB TOTAL 4814TKK295A SHIELD USB DELL 20 1 4950TKK681A METAL STAND LOCK DELL 18 1 4950TKK667A METAL FIX VESA LOCK LEFT DELL 18 1 4950TKK668A METAL FIX VESA LOCK RIGHT DELL 18 1 320 160T SPRI...

Page 21: ...O DESCRIPTION SPECIFICATION C214 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C215 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C216 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C217 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C218 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C219 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C220 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C221 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C222 0CK104CK56A 0 1...

Page 22: ...F 1608 50V 10 R TP X7R C540 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C607 0CE107EF628 100UF KMG RD 16V 20 FM2 5 T C608 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y DATE 2004 10 05 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C611 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C613 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y C614 0CZZTAT005C RJ4 25V101MX ELNA 25V 100UF C615 0CE227BF638 220U KME 16V M FM5 TP5 C616 0C...

Page 23: ... CERATEC R TP L605 6210TCE001Z HH 1M2012 600JT CERATEC R TP L606 6210TCE001Z HH 1M2012 600JT CERATEC R TP DATE 2004 10 05 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L607 6210TCE001Z HH 1M2012 600JT CERATEC R TP L615 6210TCE001Z HH 1M2012 600JT CERATEC R TP L616 6210TCE001Z HH 1M2012 600JT CERATEC R TP L617 6210TCE001Z HH 1M2012 600JT CERATEC R TP L618 6210TCE001Z HH 1M2012 600JT CERATEC R TP L6...

Page 24: ...0 W 1 2012 R TP R403 0RH1500D622 150 1 10W 5 D R TP R405 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R408 0RH0000D622 0 OHM 1 10 W 2012 5 00 D DATE 2004 10 05 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R409 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R410 0RJ2700D477 270 OHM 1 10 W 1 1608 R TP R411 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R412 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R413 0RJ1000D677 100 OHM 1...

Page 25: ...HM 1 1 RA402 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA403 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA404 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA405 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA406 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA407 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA408 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA409 0RHZTCZ001D RCA86TRJ22R0 SMART 22OHM 1 1 RA410 0RHZTCZ001D...

Page 26: ...SCHEMATIC DIAGRAM 26 1 CONNECTOR JACK 1 J101 6 7 9 5V 4 J101 10 3 3V 5 J101 12 3 3V 7 9 Q105 3 R135 R137 V SYNC 8 10 Q106 3 R135 R137 H SYNC 1 5 4 7 9 8 10 ...

Page 27: ... 27 2 TW9905 ...

Page 28: ... 28 3 SCALLER GM1601 2 U403 32 3 3V 3 U401 R435 R436 3 4 6 U402 G4 G43 14 318V 6 3 2 ...

Page 29: ... 29 4 POWER CONNECTOR ...

Page 30: ... 30 5 USB HUB ...

Page 31: ... 31 6 KEY ...

Page 32: ... 32 7 USB ...

Page 33: ...Oct 2004 P NO 3828TSO058N Printed in Korea ...

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