NO
YES
YES
NO
Go to “RF output is abnormal”
Disc recognition is abnormal
Is there
CDR/RW signal input
normally?(IC301 pin 33)
Is there
RECD1, RECD2 signal
output normally? (IC108 pin
80,81)
YES
Replace IC320 (MICOM)
Go to “Track Servo is unstable”
NO
NO
Go to “Laser is abnormal”
•Check the PICK UP FFC.
•Replace the PICK UP
RF output is abnormal
Is there
PICK UP(A,B,C,D) output
normally? (PN101 pin 8,9,
14,15)
Is RRF signal
output normal?(IC108 pin 86)
•First Recognition try : Over 1.7 Vpp
•Second Recognition try :
Over 0.5 Vpp
YES
NO
•Check the connection between
PN101 and IC108.
•Replace the IC108(CXA2551R).
OK
CDR30
harman/kardon
29
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 ...