13
Is the signal applied to
pin
6
of IC201?
Is 5V applied to
pin
=
of IC201?
Is there output at pin
“
of IC201?
Does T201 oscillate?
Check IC601.
Check IC201.
Is the voltage above 10V
at pin
#
of T201?
Check T201
Is record current
3.0mVrms?
Is pin of IC201 0V?
Clean HEAD.
Asjust Record current.
Check IC201.
NO
YES
YES
YES
YES
YES
NO
NO
NO
NO
No sound in the playback
mode after recording
Check circuit adjacent
R209, R210, C207
Check Q201
collector:above 10V
Base: 0V
Check Q202 and T201.
NO
NO
Check Q201.
NO
1
Summary of Contents for DV-K11WZ-PB/A
Page 30: ...27 6 CIRCUIT DIAGRAM CONNECTION DIAGRAM...
Page 31: ...28 POWER CIRCUIT DIAGRAM...
Page 32: ...29 SERVO SYSCON CIRCUIT DIAGRAM...
Page 33: ...30 VIDEO HEAD AMP CIRCUIT DIAGRAM...
Page 34: ...31 AUDIO CIRCUIT DIAGRAM...
Page 35: ...32 HI FI AUDIO CIRCUIT DIAGRAM...
Page 36: ...33 KARAOKE CIRCUIT DIAGRAM...
Page 37: ...34 LOGIC SW CIRCUIT DIAGRAM...
