Service Manual
Page 2
... / Bottom : 88°(Typ) 2-2. Operating Frequency Horizontal Vertical : 30 ~ 81kHz : 56 ~ 75Hz 4. LCD CHARACTERISTICS Type Size Pixel Pitch Color Depth Electrical Interface Surface Treatment Operating Mode Backlight Unit : TFT WSXGA LCD : 20.1inch : 0.258(H) x 0.258(V) : 8-bit, 16,777,216 colors : LVDS : Anti-Glare, Hard... 9 DESCRIPTION OF BLOCK DIAGRAM 10 ADJUSTMENT 12 TROUBLESHOOTING GUIDE 14 WIRING DIAGRAM 18 EXPLODED VIEW 19 REPLACEMENT PARTS LIST 21 SCHEMATIC DIAGRAM 26 SPECIFICATIONS 1. RESOLUTION MAX/Recommend : 1680 x 1050 @60Hz 5. OPTICAL CHARACTERISTICS 2-1.
... / Bottom : 88°(Typ) 2-2. Operating Frequency Horizontal Vertical : 30 ~ 81kHz : 56 ~ 75Hz 4. LCD CHARACTERISTICS Type Size Pixel Pitch Color Depth Electrical Interface Surface Treatment Operating Mode Backlight Unit : TFT WSXGA LCD : 20.1inch : 0.258(H) x 0.258(V) : 8-bit, 16,777,216 colors : LVDS : Anti-Glare, Hard... 9 DESCRIPTION OF BLOCK DIAGRAM 10 ADJUSTMENT 12 TROUBLESHOOTING GUIDE 14 WIRING DIAGRAM 18 EXPLODED VIEW 19 REPLACEMENT PARTS LIST 21 SCHEMATIC DIAGRAM 26 SPECIFICATIONS 1. RESOLUTION MAX/Recommend : 1680 x 1050 @60Hz 5. OPTICAL CHARACTERISTICS 2-1.
Service Manual
Page 3
...softmaterial. (Cleaning with care wires or connectors of the inverter circuit. Leakage Current Hot Check Circuit AC Volt-meter To Instrument's exposed METALLIC PARTS Good Earth Ground such as it may damage the electronic circuit (C-MOS). • Make certain that are important for a long time. ...from shock hazard during service operation. -3- PRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENT. • There are some special components used in LCD monitor that treatment person's body are grounded through wrist band. • Do not leave the module in high temperature and in areas of...
...softmaterial. (Cleaning with care wires or connectors of the inverter circuit. Leakage Current Hot Check Circuit AC Volt-meter To Instrument's exposed METALLIC PARTS Good Earth Ground such as it may damage the electronic circuit (C-MOS). • Make certain that are important for a long time. ...from shock hazard during service operation. -3- PRECAUTION WARNING FOR THE SAFETY-RELATED COMPONENT. • There are some special components used in LCD monitor that treatment person's body are grounded through wrist band. • Do not leave the module in high temperature and in areas of...
Service Manual
Page 4
... conductive foam, aluminum foil or comparable conductive material). 7. c. Such components commonly are integrated circuits and some field-effect transistors and semiconductor "chip" components. CAUTION: A wrong part substitution or incorrect polarity installation of typical ES devices are called Electrostatically Sensitive (ES) Devices.
... conductive foam, aluminum foil or comparable conductive material). 7. c. Such components commonly are integrated circuits and some field-effect transistors and semiconductor "chip" components. CAUTION: A wrong part substitution or incorrect polarity installation of typical ES devices are called Electrostatically Sensitive (ES) Devices.
Service Manual
Page 5
... wire-bristle (0.5 inch, or 1.25cm) brush with solder braid) before removing the IC. Use the following soldering technique. Securely crimp the leads of 60 parts tin/40 parts lead. 3. Fuse and Conventional Resistor Removal/Replacement 1. Use an appropriate gauge of RMA resin-core solder composed of replacement component around notch at top...
... wire-bristle (0.5 inch, or 1.25cm) brush with solder braid) before removing the IC. Use the following soldering technique. Securely crimp the leads of 60 parts tin/40 parts lead. 3. Fuse and Conventional Resistor Removal/Replacement 1. Use an appropriate gauge of RMA resin-core solder composed of replacement component around notch at top...
Service Manual
Page 10
... 8-bit R, G, B signal to 147MHz. Video Controller Part & Display Data Transmitter Part. Power Part This part consists of the two 3.3V and one 2.5V and one chip "Gm1501" by Genesis. This part consists of video signal for Inverter Part. This part transmit digital signal from the Scaler to the receiver of ...digital conversion and converts from 25MHz to transmitter. DESCRIPTION OF BLOCK DIAGRAM 1. This part amplifies the level of the Scaler, Flash-ROM IC which is provided 12V in Power Board V is provided for LCD Panel.(Only LPL) 5V in Power Board V is converted 3.3V and 2.5V ...
... 8-bit R, G, B signal to 147MHz. Video Controller Part & Display Data Transmitter Part. Power Part This part consists of the two 3.3V and one 2.5V and one chip "Gm1501" by Genesis. This part consists of video signal for Inverter Part. This part transmit digital signal from the Scaler to the receiver of ...digital conversion and converts from 25MHz to transmitter. DESCRIPTION OF BLOCK DIAGRAM 1. This part amplifies the level of the Scaler, Flash-ROM IC which is provided 12V in Power Board V is provided for LCD Panel.(Only LPL) 5V in Power Board V is converted 3.3V and 2.5V ...
Service Manual
Page 11
... the circuit included a line-filter, across line capacitor and of module. - 11 - EMI components. ION SECONDA RY 12V INVERTER CIRCUIT High Voltage Operation description_Power 1. This part function is for transfer the primary energy to secondary through a photo transistor to primary controller to achieve the dc output stabilized, and also the over...to adjust the duty cycle during different AC input and output loading condition to achieve the stabilized dc output voltage. 6. Output rectifier and filter. This part function is also monitor by this part. 5. Signal collection.
... the circuit included a line-filter, across line capacitor and of module. - 11 - EMI components. ION SECONDA RY 12V INVERTER CIRCUIT High Voltage Operation description_Power 1. This part function is for transfer the primary energy to secondary through a photo transistor to primary controller to achieve the dc output stabilized, and also the over...to adjust the duty cycle during different AC input and output loading condition to achieve the stabilized dc output voltage. 6. Output rectifier and filter. This part function is also monitor by this part. 5. Signal collection.
Service Manual
Page 20
...LCD(LIQUID CRYSTAL DISPLAY), LM201W01-B5K1 LG PHILPS TFT COLOR 300NITS,16MS,TI SOURCE D-IC,LVDS BACK COVER ASSEMBLY, LD20FPWM L090A PC+ABS TILT SWIVEL ASSEMBLY, LD20FPWM . 20.1"" FOR PP COVER, LD20FPWM FRONT ACCENT DELL[20.1""] KNOB, POWER KNOB DELL[20.1""] PWB(PCB) ASSEMBLY, SUB, LD20FPWM SUB TOTAL DELL 20.1WSXGA MAIN TOTAL ASSEMBLY, LD2005FPWM DELL...5MM) DT 2000MM BLACK(9930) LD20FPWM,DELL,S/HEAD DM - 20 - No. 010 020 030 040 050 060 070 080 090 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 Part No. 3091TKL126B 6304FLP161A 6304FLP164A 3809TKL087A 3043TKK205B 3550TKK684A...
...LCD(LIQUID CRYSTAL DISPLAY), LM201W01-B5K1 LG PHILPS TFT COLOR 300NITS,16MS,TI SOURCE D-IC,LVDS BACK COVER ASSEMBLY, LD20FPWM L090A PC+ABS TILT SWIVEL ASSEMBLY, LD20FPWM . 20.1"" FOR PP COVER, LD20FPWM FRONT ACCENT DELL[20.1""] KNOB, POWER KNOB DELL[20.1""] PWB(PCB) ASSEMBLY, SUB, LD20FPWM SUB TOTAL DELL 20.1WSXGA MAIN TOTAL ASSEMBLY, LD2005FPWM DELL...5MM) DT 2000MM BLACK(9930) LD20FPWM,DELL,S/HEAD DM - 20 - No. 010 020 030 040 050 060 070 080 090 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 Part No. 3091TKL126B 6304FLP161A 6304FLP164A 3809TKL087A 3043TKK205B 3550TKK684A...
Service Manual
Page 21
... NP0 330PF 1608 50V 5% R/TP NP0 330PF 1608 50V 5% R/TP NP0 10000PF 50V 10% B(Y5P) 2012 47UF MVK 16V 20% R/TP(SMD) S 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10%...X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP "1UF 1608 16V 80%,-20% R/TP F" 100PF 1608 50V 5% R/TP NP0 100PF 1608 50V 5% R/TP NP0 0.1UF 1608 50V 10% R/TP ...1608 50V 10% R/TP X7R 0.1UF 1608 50V 10% R/TP X7R *S *AL LOC. PART NO. DATE: 2004. 10. 05. NO. NO. REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL....
... NP0 330PF 1608 50V 5% R/TP NP0 330PF 1608 50V 5% R/TP NP0 10000PF 50V 10% B(Y5P) 2012 47UF MVK 16V 20% R/TP(SMD) S 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10%...X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP 0.1UF 50V 10% X7R 2012 R/TP "1UF 1608 16V 80%,-20% R/TP F" 100PF 1608 50V 5% R/TP NP0 100PF 1608 50V 5% R/TP NP0 0.1UF 1608 50V 10% R/TP ...1608 50V 10% R/TP X7R 0.1UF 1608 50V 10% R/TP X7R *S *AL LOC. PART NO. DATE: 2004. 10. 05. NO. NO. REPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL....
Service Manual
Page 23
...SGS-THOMSON 8P," "M24C02-WMN6T SGS-THOMSON 8P," "TW9905C TECHWELL 100P,LQFP T" "HY5DU283222AQ-4 HYNIX 100P,L" GM1501-CF(ESD ENHANCEMENT)DE "DELL 20.1"" LD20FPWM MICOM" S524A60X51(SCT0) SAMSUNG ELE KIA7042AP TO-92 TP 4.2 VOLT LD1117S18TR STM SOT223 R/TP TPS2042ADR TEXAS INSTRUMENT TPS2042ADR TEXAS INSTRUMENT ...R/TP HH-1M2012-600JT CERATEC R/TP HH-1M2012-600JT CERATEC R/TP *S *AL LOC. DATE: 2004. 10. 05. NO. PART NO. NO. PART NO. *S *AL LOC. DESCRIPTION / SPECIFICATION L607 L615 L616 L617 L618 L619 L620 L621 L622 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z ...
...SGS-THOMSON 8P," "M24C02-WMN6T SGS-THOMSON 8P," "TW9905C TECHWELL 100P,LQFP T" "HY5DU283222AQ-4 HYNIX 100P,L" GM1501-CF(ESD ENHANCEMENT)DE "DELL 20.1"" LD20FPWM MICOM" S524A60X51(SCT0) SAMSUNG ELE KIA7042AP TO-92 TP 4.2 VOLT LD1117S18TR STM SOT223 R/TP TPS2042ADR TEXAS INSTRUMENT TPS2042ADR TEXAS INSTRUMENT ...R/TP HH-1M2012-600JT CERATEC R/TP HH-1M2012-600JT CERATEC R/TP *S *AL LOC. DATE: 2004. 10. 05. NO. PART NO. NO. PART NO. *S *AL LOC. DESCRIPTION / SPECIFICATION L607 L615 L616 L617 L618 L619 L620 L621 L622 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z 6210TCE001Z ...