Tracking servo is NG.
Is TE signal normal?
Check peripheral
circuit of IC306.
Check IC502.
6
Y
N
Signal waveform at
tracking servo ON (CD)
TE signal
Pin 151 (TP406) of IC401
1.65V
RFRP signal
Pin 153 (TP408) of IC401
Search ON (SRCH)
Pin 38 (TP411) of IC401
ON search
Tracking servo on
Signal waveform at
tracking servo ON (DVD)
Fig. 1-3-13
Fig. 1-3-14
Fig. 1-3-15
Summary of Contents for DD-6030
Page 40: ...m Q502 Q501 PUDET2 IC306 Fig 3 4 6 4 4 Main Block Diagrams 4 4 1 Servo System Block Diagram ...
Page 46: ...Fig 3 5 3 5 2 Front Display Power Switch Circuit Diagram ...
Page 49: ...Fig 3 5 5 5 3 2 Main Circuit Diagram ...
Page 50: ...5 3 2 Main Circuit Diagram ...
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Page 57: ...Fig 3 5 5 ...
Page 58: ...Fig 3 5 6 A 5 4 A Output Circuit Diagram DD 6030 ...
Page 59: ...5 4 A Output Circuit Diagram DD 6030 ...
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Page 64: ...Fig 3 5 6 A ...
Page 66: ...5 4 B Output Circuit Diagram DD 8030 Fig 3 5 6 B ...
Page 67: ...5 4 B Output Circuit Diagram DD 8030 ...
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Page 72: ...Fig 3 5 6 B ...
Page 74: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 5 5 Motor System Circuit Diagram Fig 3 5 8 ...