NO
IC325 Pin 10(CDR/RWS)=“H”?
YES
YES
IC320 Pin 78(RFBETA):
2+/-1.0V?
Is BETA signal nomal?
(IC325 pin 14)
YES
BETA Measurement circuit ceck
IC108 Pin 86(RRF):3+/-1.0V?
RRFIN:2+/0.7V?
(IC108 PIN85)
NO
NO
NO
NO
YES
YES
After inserting Test Dise(TCD-784),
start playing.
K
Check the replace the IC325(BU4052)
•Check the connection of IC108 pin 86.
•Check and replace the IC108
(CXA2551R).
•Check the connection of IC109.
•Check and replace the IC109.
•Check the connection of IC320 pin 20.
•Check and replace the IC320(MICOM).
•Check the connection of IC108 pin 82.
•Check and replace the IC108.
CDR30
harman/kardon
33
Summary of Contents for CDR 30
Page 19: ...IC501 2 8 IC502 CDR30 harman kardon 19 ...
Page 62: ...CDR30 harman kardon 62 ...
Page 63: ...CDR30 harman kardon 63 ...
Page 64: ...CDR30 harman kardon 64 ...
Page 65: ...CDR30 harman kardon 65 ...
Page 66: ...CDR30 harman kardon 66 ...
Page 67: ...CDR30 harman kardon 67 ...
Page 68: ...CDR30 harman kardon 68 ...
Page 69: ...CDR30 harman kardon 69 ...
Page 70: ...CDR30 harman kardon 70 ...
Page 71: ...CIRCUIT DIAGRAMS 1 POWER SMPS CIRCUIT DIAGRAM 00 11 10 SI2448 UL CDR30 harman kardon 71 ...
Page 72: ...2 CD PLAY CIRCUIT DIAGRAM CDR30 harman kardon 72 ...
Page 73: ... 38 2 CD PLAY CIRCUIT DIAGRAM 73 Part 1 ...
Page 74: ... 38 2 CD PLAY CIRCUIT DIAGRAM 74 CD PLAY CIRCUIT DIAGRAM Part 2 ...
Page 75: ...3 CD RECORD 1 CIRCUIT DIAGRAM CDR30 harman kardon 75 ...
Page 76: ... 39 3 CD RECORD 1 CIRCUIT DIAGRAM 76 Part 1 ...
Page 77: ... 39 3 CD RECORD 1 CIRCUIT DIAGRAM 77 CD RECORD CIRCUIT DIAGRAM Part 2 ...
Page 78: ...4 CD RECORD 2 CIRCUIT DIAGRAM CDR30 harman kardon 78 ...
Page 79: ... 40 4 CD RECORD 2 CIRCUIT DIAGRAM 79 Part 3 ...
Page 80: ... 40 4 CD RECORD 2 CIRCUIT DIAGRAM 80 CD RECORD CIRCUIT DIAGRAM Part 4 ...
Page 81: ...5 CD RECORD 3 CIRCUIT DIAGRAM CDR30 harman kardon 81 ...
Page 82: ... 41 5 CD RECORD 3 CIRCUIT DIAGRAM 82 Part 5 ...
Page 83: ... 41 5 CD RECORD 3 CIRCUIT DIAGRAM 83 CD RECORD CIRCUIT DIAGRAM Part 6 ...
Page 84: ...6 I O CIRCUIT DIAGRAM CDR30 harman kardon 84 ...
Page 85: ... 42 6 I O CIRCUIT DIAGRAM 85 Part 1 ...
Page 86: ... 42 6 I O CIRCUIT DIAGRAM 86 I O CIRCUIT DIAGRAM Part 2 ...
Page 87: ... 43 7 TIMER CIRCUIT DIAGRAM CDR30 harman kardon 87 ...