DVD-S30
19
DVD-S30
B
Is Focus on OK ?
Is any signal
on pins A,B,C,D,E,F of
MT1389 turned ON ?
Check circuit between Optical
Pick Up and MT1389.
Check MT1389 and its peripheral
circuit.
Is Spindle on OK ?
Is DMO
(pin 37 of MT1389)
normal ?
Check MT1389 and its
peripheral circuit.
Are signals
SP+ (pin 2 of 1201)
& SP- (pin 1 of 1201)
correct ?
Check AM5888 and its
peripheral circuit.
Check connection between
spindle and AM5888.
Is Track on OK ?
Is signal TRO
(pin 41 of MT1389)
normal ?
Check connection between
MT1389 (pin41) and AM5888
(pin26).
Are signals
T+ (pin 16 of AM5888)
& T- (pin 15 of AM5888)
correct ?
Check AM5888 and its
peripheral circuit.
Check connection between
Optical Pick Up and AM5888.
Yes
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Is disc ready ?
No
Check cable and circuit between
DVD mechanism and MT1389.
B
Yes
Yes
Yes
Yes
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
