Philips CDR779 Service Manual page 52

GB 52 7. CDR779
CD-RW DISC LOADED
DISC
DETECTION &
READING?
YES
DISPLAY:
"CD RW" &
OPC INFO?
YES
CD-RW DISC PARTIALLY
RECORDED OR EMPTY
START ERASING OF LAST RECORDED TRACK
ERASING
SUCCESSFUL?
YES
SET OK
Faultfinding trees
CHECK:
•
NO
WIRING
•
POWER SUPPLY VOLTAGES
•
ELECTRICAL SERVICE DIAGNOSTICS:
REPLACE CDR MODULE IF "DERRn"
OR "BERRn" ERROR OCCURS
NO DISPLAY:
"CD" &
T.O.C. INFO?
YES
FINALISED CD-RW DISC
LOADED
SEE CD-DA DISC
FAULT FINDING
CHECK:
NO
•
ELECTRICAL SERVICE DIAGNOSTICS:
REPLACE CDR MODULE IF "DERRn"
OR "BERRn" ERROR OCCURS
•
IF DISC CORRUPTED TRY DC ERASE
Figure 7-4
CHECK:
NO
•
DISC: DIRT, SCRATCHES, DAMAGED...
•
ELECTRICAL SERVICE DIAGNOSTICS:
REPLACE CDR MODULE IF "DERRn"
OR "BERRn" ERROR OCCURS
CL 96532076_019.eps
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