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PDR-W839
<Pickup replacement repair, the final check inspection method after adjustment>
Disk required:
CD-R disc
* [STD-R07(PVC:RDD-74B,RDD-74BJ)]
[STD-R08(PVC:RDD-74,RDD-74U)]
or equivalent
CD-RW disc
* [STD-R11(PVC:RDW-74,RDW-74J)]
or equivalent
[Inspection items]
1. Recording-playback jitter
Method: Measure RF signal (CN102-pin2) by Jitter Meter (Trailing edge).
Specification: 35nS or below.
2. Recording-playback block error
Method: While pushing "CD-R CONTROL" side "DISPLAY" key, press "REC MODE" key.
Display: appears in about 4 sec like C1
* * * * *
Specification: 65 pieces or less
(Press "STOP" key to reset display)
3. Recording-playback ATIP error
Method: While pushing "CD-R CONTROL" side "DISPLAY" key, press "AUTO SPACE" key.
Display: appears in about 10 sec like ATIP
* * * * * *
The three digits on the left = Total number of errors
The three digits on the right = Maximum continuous error number (Specification item)
Specification: Max continuous error (Right side datum) must be 7 pieces or less.
(Press "STOP" key to reset display)
[Warning]
Scratch, dust, fingerprint, etc. on recording disc may cause deterioration of performance. Take care of the discs.
When CD-RW disc is used for measurement, do not use the same position at more than 100 times.
Summary of Contents for PDR-W839
Page 21: ...PDR W839 21 A B C D 5 6 7 8 5 6 7 8 3 5 A A 1 5 A 2 5 A 4 5 A 1 5 Servo Amp IC Multiplexer ...
Page 39: ...PDR W839 39 ...
Page 51: ...PDR W839 51 A B C D 5 6 7 8 5 6 7 8 H PNP1480 C SIDE A CN502 A 301 CN302 A ...
Page 53: ...PDR W839 53 A B C D 5 6 7 8 5 6 7 8 H IC601 Q492 Q401 Q428 IC1811 IC901 Q490 Q481 1 SIDE B ...
Page 56: ...PDR W839 56 A B C D 1 2 3 4 1 2 3 4 I L HEAD PHONE ASSY L OPERATING1 ASSY I IC701 Q708 ...
Page 94: ...94 PDR W839 Pin Function 1 5 PDC069 CD R CORE ASSY IC501 Encoder IC ...
Page 95: ...95 PDR W839 Pin Function 2 5 ...
Page 96: ...96 PDR W839 Pin Function 3 5 ...
Page 97: ...97 PDR W839 Pin Function 4 5 ...
Page 98: ...98 PDR W839 Pin Function 5 5 ...
Page 103: ...103 PDR W839 ...