
4-6
Distorted audio and loud noise
Yes
No
Yes
Yes
No
Distorted audio and
loud noise
Replace R9 and R14
Replace Q12, Q15
Check he power supply
vo12V and -12V to
the operation amplifyingr L7
andR19 are normal
Check whether the muting
transistors Q12, Q15, are
normal
Checking the U1 leads the feet
has no to break to open
Correct connection
Check whether the U7 or
U1 power supply normal
No
Yes
Yes
Check U1, U7
Replace U1, U7
No
Trouble shooting chart
Summary of Contents for DVP 1013
Page 21: ...6 2 6 2 Front Board Print Layout Bottom Side for DVP1013 37 ...
Page 23: ...6 4 6 4 Power Board Print Layout Bottom Side for DVP1013 37 ...
Page 28: ...Main Board Print Layout Top Side 6 9 6 9 for DVP1013 37 ...
Page 29: ...6 10 6 10 Main Board Print Layout Bottom Side for DVP1013 37 ...
Page 32: ...REVISION LIST Version 1 0 Initial release 8 1 ...