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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
FLOW CHART NO.11 The fluorescent display tube does not light up. Is 3.3V voltage supplied to Pins(6,24) of IC2001? Yes Is the voltage of approximately -20V supplied to Pin(15) of IC2001? Yes Is there 500kHz oscillation at Pin(26) of IC2001? No No Check the -FL (-20V) line and service it if defective. No Check R2002, IC2001 and their periphery, and service it if defective. Check D1016, D1017, T1001, and their periphery, and service it if defective. No No Is -15V voltage supplied to collector of Q1005? Check PWRCON line, and service No it if defective. Yes Check Q1015, Q1016, D1055, and their periphery, and service it if defective. Is the "H" signal inputted to base of Q1016? Yes Check the EV+3.3V line and service it if defective.
Yes Are the filament voltage supplied between Pins(1, 2) and Pins(29, 30) of the fluorescent display tube? And the negative voltage applied between these pins and GND? Yes Replace the fluorescent display tube.
FLOW CHART NO.12 The key operation is not functioning. Are the contact point and the installation state of the key switches (SW2101, SW2104-2108) normal? Yes When pressing each switches (SW2101-2108), do the voltage of each pin of IC2001 (shown below) increase? SW2104, 2106, 2107: IC2001 3PIN SW2101, 2105, 2108: IC2001 4PIN Yes Replace IC2001. FLOW CHART NO.13 No operation is possible from the remote control unit. Operation is possible from the DVD, but no operation is possible from the remote control unit. No Is 5V voltage supplied to Pin(3) terminal of the infrared remote control receiver (RM2001)? Yes Is the "L" pulse sent out Pin(1) terminal of receiver No (RM2001) when the infrared remote control is activated? Yes No Is the "L" pulse supplied to the Pin(22) of CN1001? Yes Replace DVD Main CBA. Check EV+5V line and service it if defective. No Re-install the switches (SW2101, SW2104-2108) correctly or replace the poor switch. Check the switches (SW2101, SW2104-2108) and their periphery, and service it if detective.
No
Replace the infrared remote control receiver (RM2001). Or replace the remote control unit. Check the line between Pin(1) terminal of receiver (RM2001) and Pin(22) of CN1001, and service it if defective.
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