
YES
-17-
NO
Go to “RF output is abnormal”
Spindle control is abnormal 2
(CD-RW Disc)
Is there
RRF signal input?
(IC103 pin 3)
YES
NO
Replace the IC103 (EL2245).
Is there
RFDC signal input?
(IC108 pin 85)
YES
NO
Go to “Track servo is unstable”
Does Tracking
Servo operate normally?
YES
Go to “Disc recognition is abnormal”
NO
NO
Go to “RF output is abnormal”
Spindle control is abnormal 3
Is there WBLIN signal
input? (IC301 pin 132)
Is there ATFM signal
output? (IC108 pin 25)
YES
Replace the IC108 (CXA2551R).
NO
Replace the IC301 (OTI-9790).
Is there DMO signal
output? (IC301 pin 2)
YES
Go to “Spindle operation is
abnormal”
Содержание C660
Страница 8: ... 8 IC501 2 8 IC502 ...
Страница 36: ... 36 2 CD PLAY CIRCUIT DIAGRAM ...
Страница 37: ... 37 3 CD RECORD 1 CIRCUIT DIAGRAM ...
Страница 38: ... 38 4 CD RECORD 2 CIRCUIT DIAGRAM ...
Страница 39: ... 39 5 CD RECORD 3 CIRCUIT DIAGRAM ...
Страница 40: ... 40 6 I O CIRCUIT DIAGRAM ...
Страница 41: ... 41 7 FRONT CIRCUIT DIAGRAM ...
Страница 42: ... 42 PRINTED CIRCUIT BOARD DIAGRAMS 1 CD PLAY TOP P C BOARD 2 CD PLAY BOTTOM P C BOARD ...
Страница 43: ... 43 3 CD RECORD TOP P C BOARD 4 CD RECORD BOTTOM P C BOARD ...
Страница 44: ... 44 5 I O TOP P C BOARD LOCATION GUIDE 6 I O BOTTOM P C BOARD LOCATION GUIDE ...
Страница 45: ... 45 7 FRONT P C BOARD LOCATION GUIDE ...
Страница 46: ... 46 8 POWER P C BOARD 9 H P P C BOARD ...