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5. TRACK SERVO
NO
Track on OK ?
YES
Continue
6. READ RF
Disc playback ?
YES
OK
NO
Normal track error
signal ?
YES
NO
Normal track actua-
tor driving signal ?
YES
Check disc
NO
Normal RF signal?
4-5
NO
CD ?
NO
DVD ?
Check IC301 pin 9,
23, 24, and CN101
pin 2, 3 (Figure 8)
NO
Check IC201 pin 98, 99,
IC101 pin 34 (Figure 9)
Check IC201 pin
110, IC101 pin 1,
48 (Figure 8)
Check IC201 pin
110 (Figure 8)
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Troubleshooting
