3-6
D
Focus on ok?
E
Check connections between
ES8380 and pick-up head.
Check the related circuit on
ES8380 CD-DVDCT.
Check the TRACK connection
on ES8380 and motor driver.
Check the tracking control amp
circuit on motor driver.
Check the related circuit on
ES8380.
Check cable connection
on pick-up head.
Check RF signal waveform.
Check CD_DVDCT connection
between IP9009 and ES8380.
Proper
signals on A, B, C,
D of ES8380.
Track On OK?
Disc Playback?
Proper
CD-DVDCT signal
on ES8380.
Proper
TRACK signal
on ES8380.
TR+ & TR-
output properly?
Proper
CD-DVDCT signal
on ES8380.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
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