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Trouble Shooting Guide
1
7-2. MECHA CONTROL(Loading) Abnormal
2
Control Abnormal of Disc Loading
3
4
5
6
7
8
9
10
11
12
13
14
15
Start
Data Input of
No
IC501 is OK?
Yes
between Front and CD
Output of
No
IC506 is OK?
Yes
OK
No
VFD Data is OK?
Yes
Check data waveform of VFD_DATA/STB
Check Connection
No
Supplied Power
is OK?
Yes
No
Interface Data is OK?
Yes
Replace IC506
Replace Front PCB Ass'y
/CLK/DO
Check Power Supply Circuit
Check Data between IC501
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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