9-5
3. Front Circuit(Dogotrpm & Key)
NO
NO
NO
START
Does remote control
work normally?
Do all the
buttons work
normally?
Check waveform of
IC701 Pin 24, 36
Check waveform
of IC701 Pin 3.
POWER
LED ON?
Check waveform
of IC701 Pin 33.
when power S/W turn on,
Is oscillation of X701
normal?
Check SW707
Check waveform
of SW707.
Does pulse
waveform of RC701 Pin 1
appear?
Is IC701
Pin 24 connected to
RC701 Pin1?
Is RC701 Pin 3 5V?
Power on.
Check
R746,R747,R756,R749,R750
and replace
Check the buttons
Solder defective parts
Replace IC701.
Solder Key part.
Check Power.
Replace IC702.
Replace SW707.
Replace RC701.
Re-solder.
Recheck
Replace IC701.
Complete repairing Front B/D.
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
RECHECK
YES
Summary of Contents for DVP-FX705 - Portable Dvd Player
Page 4: ... 4 MEMO ...
Page 30: ...1 26 E MEMO ...
Page 34: ...2 4 E MEMO ...
Page 52: ...DVP FX705 4 28 E MEMO ...
Page 58: ...DVP FX705 5 12E MEMO ...
Page 62: ...DVP FX705 6 7 6 8 3 C Fig 8 3 C L403 MEMO ...
Page 72: ...7 8 E MEMO ...
Page 75: ...8 3 8 3 ADJUSTMENT AND CHECKING LOCATION TFT LCD BOARD TOP A 05 2 1 3 4 5 VR801 TP8F2 VR803 ...
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