FUNAI TD6D-M101 - Page 33

1-13-5 E3TFGTR
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No
No
No
No
The fluorescent display tube does not light up.
Is 5V voltage supplied to Pin(13,43) of IC612?
Is approximately -24V to -28V voltage supplied to
Pin(30) of IC612?
Is there approximately 500kHz oscillation to
Pin(5) of IC612?
Are the filament voltage applied between Pin(1)
and Pin(24) of the fluorescent display tube?
Also are negative voltage applied between these pins
and GND?
Replace the fluorescent display tube.
Check the ECO+5V line and service it if defective.
Check the -FL line and service it if defective.
Check R618, IC612 and their periphery, and service it
if defective.
Check the power circuit, D1103, D1108, R1106, R1192,
C1110 and their periphery, and
service it if defective.
FLOW CHART NO.21
Check IC1103 and their periphery, and
service it if
defective.
FLOW CHART NO.19
P-ON+1.8V is not outputted.
Is 2.5V voltage supplied to pin(1) of IC1103?
No
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Check D1033 and their periphery, and
service it if
defective.
No
Check IC3607(IC3608) and their periphery, and
service it if defective.
No
Is 5V voltage supplied to Pin(4) of CN6001?
When IC3607 is used:
Is 5V voltage outputted to Pin(8) of IC3607?
When IC3608 is used:
Is 5V voltage outputted to Pin(5) of IC3608?
FLOW CHART NO.20
USB+5V is not outputted.
Is resistance value of both end to F6001 infinity? Replace F6001.
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No
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Check CN3604 and their periphery, and service it if
defective.
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Check Q1119 and their periphery, and service it if
defective.
Is 0V voltage outputted to Pin(1) of CN3605?
No
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No
When IC3607 is used:
Is 3.3V voltage supplied to Pin(4) of IC3607?
When IC3608 is used:
Is 3.3V voltage supplied to Pin(3) of IC3608?
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Replace DVD MECHANISM & DVD/HDD MAIN
CBA ASSEMBLY.
Is the "H" pulse (approximately 5V) inputted to
the base of Q1109?
Check the REG-CONT signal line, and
service it if
defective.
No
Check CN6002 and their periphery, and service it if
defective.