Service Manual
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... 12 4.4.4 Parameter guide line for CCFL Inverter 12 5. Block Diagram 13 5.1 Monitor Exploded View 13 5.2 Software Flow Chart 14 5.3 Electrical Block Diagram 16 5.3.1 Main Board 16 5.3.2 Inverter/Power Board 17 6. OPERATING INSTRUCTIONS 6 3.1 GENERAL INSTRUCTIONS 6 3.2 CONTROL BUTTONS 6 3.3 ADJUSTING THE PICTURE 7 4. Schematic 18 6.1 Main Board 18 6.2 Inverter/Power Board 23 2 LCD MONITOR DESCRIPTION 5 3. DELL E173FP Service Manual Table of Contents Table...
... 12 4.4.4 Parameter guide line for CCFL Inverter 12 5. Block Diagram 13 5.1 Monitor Exploded View 13 5.2 Software Flow Chart 14 5.3 Electrical Block Diagram 16 5.3.1 Main Board 16 5.3.2 Inverter/Power Board 17 6. OPERATING INSTRUCTIONS 6 3.1 GENERAL INSTRUCTIONS 6 3.2 CONTROL BUTTONS 6 3.3 ADJUSTING THE PICTURE 7 4. Schematic 18 6.1 Main Board 18 6.2 Inverter/Power Board 23 2 LCD MONITOR DESCRIPTION 5 3. DELL E173FP Service Manual Table of Contents Table...
Service Manual
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Maintainability 29 8.1 Equipments and Tools Requirements 29 8.2 Trouble Shooting 30 8.2.1 Main Board 30 8.2.2 Power/Inverter Board 33 8.2.3 Key Pad Board 35 9. Executing ISP 43 12. White-Balance, Luminance adjustment 36 10. DELL E173FP Service Manual 7. Connect ISP Writer preparation action 39 11.2. ISP User Manual 39 11.1. PCB Layout 25 7.1 Main Board 25 7.2 Inverter/Power Board 26 7.3 Keypad Board 28 8. EDIT Content 38 11. BOM List 44 3 To Use ISP WRITER 39 11.3.
Maintainability 29 8.1 Equipments and Tools Requirements 29 8.2 Trouble Shooting 30 8.2.1 Main Board 30 8.2.2 Power/Inverter Board 33 8.2.3 Key Pad Board 35 9. Executing ISP 43 12. White-Balance, Luminance adjustment 36 10. DELL E173FP Service Manual 7. Connect ISP Writer preparation action 39 11.2. ISP User Manual 39 11.1. PCB Layout 25 7.1 Main Board 25 7.2 Inverter/Power Board 26 7.3 Keypad Board 28 8. EDIT Content 38 11. BOM List 44 3 To Use ISP WRITER 39 11.3.
Service Manual
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Monitor Block Diagram CCFT Driver. Flat Panel and CCFL backlight Inverter/Power Board AC Power IN Main Board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer Video signal, DDC 5 and provides the 12V DC-power to main board. The internal Inverter/power board will contain a main board, an internal inverter/power board, keypad board, which house the flat panel control logic, brightness control logic and DDC. LCD MONITOR DESCRIPTION DELL E173FP Service Manual The LCD MONITOR will drive the backlight of panel and the DC-DC conversion. 2.
Monitor Block Diagram CCFT Driver. Flat Panel and CCFL backlight Inverter/Power Board AC Power IN Main Board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer Video signal, DDC 5 and provides the 12V DC-power to main board. The internal Inverter/power board will contain a main board, an internal inverter/power board, keypad board, which house the flat panel control logic, brightness control logic and DDC. LCD MONITOR DESCRIPTION DELL E173FP Service Manual The LCD MONITOR will drive the backlight of panel and the DC-DC conversion. 2.
Service Manual
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DELL E173FP Service Manual 4.4.3 Optical Characteristics The optical characteristics are measured under stable conditions at 25℃ (Room Temperature): 4.4.4 Parameter guide line for CCFL Inverter 12
DELL E173FP Service Manual 4.4.3 Optical Characteristics The optical characteristics are measured under stable conditions at 25℃ (Room Temperature): 4.4.4 Parameter guide line for CCFL Inverter 12
Service Manual
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...1 7 80AL15T-7-YS R233 1K D206 RLS4148 D210 RLS4148 1 TP6 1 HVL 1 L204 4 2 3 0.1U/25V AOC (Top Victory) Electronics Co., Ltd. FOR 17"&15" 4 LAMPS INVERTER Size Document Number PWPC1742LGD1(715L-1283-1) Date: Tuesday, March 16, 2004 Sheet 2 of Rev A 2 C222 is power GND 0.47U/25V is signal GND 24...510 C225 OPEN 73L-174-30-YS CON201 1 2 33L8021-2D CON203 1 2 33L8021-2D CON202 1 2 33L8021-2D CON204 1 2 33L8021-2D Title 2. DELL E173FP Service Manual +12V NO/OFF DIM F201 4A/63V L205 JUMP C202 Q201 0.1U/25V DTC144WKA Q202 DTA144WKA C204 0.1U/25V R202 5.1K R207 OPEN...
...1 7 80AL15T-7-YS R233 1K D206 RLS4148 D210 RLS4148 1 TP6 1 HVL 1 L204 4 2 3 0.1U/25V AOC (Top Victory) Electronics Co., Ltd. FOR 17"&15" 4 LAMPS INVERTER Size Document Number PWPC1742LGD1(715L-1283-1) Date: Tuesday, March 16, 2004 Sheet 2 of Rev A 2 C222 is power GND 0.47U/25V is signal GND 24...510 C225 OPEN 73L-174-30-YS CON201 1 2 33L8021-2D CON203 1 2 33L8021-2D CON202 1 2 33L8021-2D CON204 1 2 33L8021-2D Title 2. DELL E173FP Service Manual +12V NO/OFF DIM F201 4A/63V L205 JUMP C202 Q201 0.1U/25V DTC144WKA Q202 DTA144WKA C204 0.1U/25V R202 5.1K R207 OPEN...
Service Manual
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... and NG Signal cable bad? DELL E173FP Service Manual No DC Level Check Power board, is disconnected? Check Correspondent component Yes, all DC level exist Disconnected the Signal cable (Loose the Signal cable), Is the screen show Connected the Signal cable again, Check LED status. If Replace "Inverter Board" only, Please re-do...
... and NG Signal cable bad? DELL E173FP Service Manual No DC Level Check Power board, is disconnected? Check Correspondent component Yes, all DC level exist Disconnected the Signal cable (Loose the Signal cable), Is the screen show Connected the Signal cable again, Check LED status. If Replace "Inverter Board" only, Please re-do...
Service Manual
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Yes Replace Q104 ( N-mos, AO3401) Measured the inverter connector CN104 NG Pin1 on/off control=3.3V (on) Pin2 PWM signal control dim 0V-5V NG, still no screen Check the Bklt-On relative ... When we switch the power switch from on -off, Replace U102 GMZan3-SL Replace Inverter board to new-one, NG and Check the screen is normal?? Check NO SCREEN APPEAR block OK 30 OK OK 3) INVERTER CONTROL RELATIVE CIRCUIT DELL E173FP Service Manual Check the PPWR panel power relative circuit, Q105, Q104 In normal...
Yes Replace Q104 ( N-mos, AO3401) Measured the inverter connector CN104 NG Pin1 on/off control=3.3V (on) Pin2 PWM signal control dim 0V-5V NG, still no screen Check the Bklt-On relative ... When we switch the power switch from on -off, Replace U102 GMZan3-SL Replace Inverter board to new-one, NG and Check the screen is normal?? Check NO SCREEN APPEAR block OK 30 OK OK 3) INVERTER CONTROL RELATIVE CIRCUIT DELL E173FP Service Manual Check the PPWR panel power relative circuit, Q105, Q104 In normal...
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8.2.2 Power/Inverter Board 1.) No power DELL E173FP Service Manual Check to CN102 Pin9 and pin10 = 5V NG OK Check AC line volt 120V or 220V Check Interface board NG Change F901 , check BD901,Q903,IC901 OK Check the voltage of C904(+) NG OK Check bridge rectified circuit cFailure point Check start voltage for the pin3 of IC901 NG Change IC901 Repeating the start voltage Check the auxiliary voltage is smaller than 20V OK NG 1) Check IC902, IC903 2) Check Q901,Q902...OVP circuit Check R919, D910,D911,D912,D913, ZD904 32
8.2.2 Power/Inverter Board 1.) No power DELL E173FP Service Manual Check to CN102 Pin9 and pin10 = 5V NG OK Check AC line volt 120V or 220V Check Interface board NG Change F901 , check BD901,Q903,IC901 OK Check the voltage of C904(+) NG OK Check bridge rectified circuit cFailure point Check start voltage for the pin3 of IC901 NG Change IC901 Repeating the start voltage Check the auxiliary voltage is smaller than 20V OK NG 1) Check IC902, IC903 2) Check Q901,Q902...OVP circuit Check R919, D910,D911,D912,D913, ZD904 32
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...PCS 8 CM 1 PCS 12 CM 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 4 PCS 5 PCS 3 PCS 43 12. Bill Of Material List DELL E173FP Service Manual Location Part Number CBPC780KGLDD KEPC780KED1 PWPC1742LGD1 11L6036 1 15L8054 2 23L3178700 1A 33L4669 GV C 33L4670 GV T 34L1367AY2 T 34L1368 Y2 T 40L 152509 40L 152512 40L 154501... COVER RECYCLE LABEL RECYCLE LABEL HI-POT ID LABEL DELL S/N LABEL SHIPPING LABEL CARTON LABEL QSG EPS EPS CARTON SPACE PAPER BARCODE RIBBOR PE BAG FOR MONITOR SMALL TAPE FILM PROTECT SMALL TAPE CD MANUAL SHIELD SHIELD-INVERTER SIGNAL CABLE POWER CORD WIRE HARNESS SCREW 4X6 SCREW ...
...PCS 8 CM 1 PCS 12 CM 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 1 PCS 4 PCS 5 PCS 3 PCS 43 12. Bill Of Material List DELL E173FP Service Manual Location Part Number CBPC780KGLDD KEPC780KED1 PWPC1742LGD1 11L6036 1 15L8054 2 23L3178700 1A 33L4669 GV C 33L4670 GV T 34L1367AY2 T 34L1368 Y2 T 40L 152509 40L 152512 40L 154501... COVER RECYCLE LABEL RECYCLE LABEL HI-POT ID LABEL DELL S/N LABEL SHIPPING LABEL CARTON LABEL QSG EPS EPS CARTON SPACE PAPER BARCODE RIBBOR PE BAG FOR MONITOR SMALL TAPE FILM PROTECT SMALL TAPE CD MANUAL SHIELD SHIELD-INVERTER SIGNAL CABLE POWER CORD WIRE HARNESS SCREW 4X6 SCREW ...