Disc Spins, But Does Not Read Toc Flowchart - Sony CDP-CX235 Training Manual

CHECK
RFO LEVEL
YES
OK
POWER
1.2VPIP
SUPPLY
MINIMUM?
NO
REPAIR
CLEAN LENS
P.S. YES
& RE-CHECK
LEVEL
NO
SUSPECT:
OPTICAL
ASSEMBLY,
RIBBON CABLE,
Q101
DOES NOT
READ TOC
CHECK
TRACKING
OK
CHECK
SERVO
(TE
WAVEFORM)
NG
NO
REPAIR/
PB
REPLACE
SUSPECT:
OK?
SLED BINDING
OPTICAL
MOTOR,
ASSEMBLY/
DRIVER IC
RIBBON CABLE
DRIVER IC

DISC SPINS, BUT DOES NOT READ TOC FLOWCHART

SPINS
AUDIO
YES
YES
CD
SLED
USED?
NG
CHECK
MANUAL
FOR DISC
PARAMETERS
48
IS LOCK = HIGH
(IC101 TP)
DURING
DISC SPIN?
YES
NO
IS C2PO LOW
(IC101 TP)
DURING DISC
SPINDLE
SPIN?
MOTOR OR
ITS DRIVER IC
NO
BD BOARD
IS DEFECTIVE
SERVO IS
IC101
WORKING
DEFECTIVE
SQDATA/
CLOCK
FROM
IC101 NOT
GETTING
TO SYSCON
13A122
YES
7/5/00