CDC-585/CDC-506/CDC-685/CDC-906
CDC-585/CDC-506
CDC-685/CDC-906
17
Error code
X8 ...............
Focus drops.
Error code
X9
,
XA .....
Poor clamp operation.
TRACKING servo
defective.
FEED servo
defective.
Check by using
another disc.
Is disc dirty or
scratched?
YES
NO
Pick-up position
Within disc range
Outermost
(on mirror
surface)
FOCUS servo defective.
Pick-up defective.
SW400 detection poor.
Microcomputer defective.
Is clamp
operation available in
TEST mode?
YES
NO
Motor defective.
Control IC (IC401) defective.
Microcomputer defective.
Is pick-up
caught and locked by
disc table?
YES
NO
Malfunction of tray-table.
“
E
”
…
Clamp down
“
R
”
…
Clamp up
2) Troubleshooting from System Malfunctions.
a) Tray fails to come out/go in.
b) No sound generated, Sound cut during play.
(but time display advanced properly)
Microcomputer or
LOADING IC (IC400)
defective.
NO
FLSW = “L”
Limit switch defective.
FEED servo system defective.
Microcomputer defective.
NO
YES
Motor defective.
Poor mechanism operation.
Wire caught.
Loose gear, etc.
Tray starts to
move but stops.
YES
NO
Is output
available at LOADING
terminal?
YES
Audio amplifier defective.
(IC101 & IC102)
IC1 or IC3 defective.
MUTING applied.
YES
NO
MUTING circuit defective.
Microcomputer defective.
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