Yamaha DVD-C900 Service Manual page 27

DVD-C900
QQ
3 7 63 1515 0
TOC reading time exceeded
Task ID = 05
Error log= XX91
Is inner track of disc
dirty or scratched?
NO
Adjust Tilt of disc motor.
Has failure
symptom gone?
NO
ODC(IC15),
When replacing the PU, keep the error log and the laser
4M DRAM(IC21) or
ON time recorded in advance and after replacement,
PU is faulty.
clear the laser ON time, error log and event log.
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L 13942296513
Search time exceeded
Task ID = 05
Error log= XX92 Error log= XX93
Is disc dirty
and scratched?
NO
FEP(IC6),
When replacing the PU, keep the error log and the laser
ADSC(IC7) or
ON time recorded in advance and after replacement,
PU is faulty.
clear the laser ON time, error log and event log.
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29
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XX is FE or other than FF.
YES
Check with another disc.
YES
Correction is completed.
XX is FE or other than FF.
YES
Check with another disc.
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y
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http://www.xiaoyu163.com
8
Tray OPEN/CLOSE malfunction
Task ID = 05
Error log= XX95 Error log= XX96
Error log= XX97 Error log= XX98
Does tray move?
YES
Motor fails to stop even
when tray has reached
OPEN or CLOSE end.
NO
Friction in mechanical section is
excessive or drive IC(IC802) is faulty.
Table malfunction
Task ID = 05
Error log= XX99
Q Q
3 6 7 1 3
Does table move?
YES
Does table stop
at specified position?
YES
Friction in mechanical section
is excessive or drive IC(IC801) is faulty.
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.
2 9 9 4 2 8
XX is FE or other than FF.
Motor or
NO
drive IC(IC802) is faulty.
YES
Loading limit switch (SW801)
is faulty.
XX is FE or other than FF.
1 5 0 5 8 2 9 9 4
Motor or
NO
drive IC(IC801) is faulty.
NO
Table sensor (D802)
is faulty.
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co
9 9
2 8 9 9