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4-17
Distorted audio and loud noise
No
Yes
No
Yes
Yes
No
No
Distorted audio and
loud noise
Replace Q7
ˈ
Q8
ˈ
Q27
ˈ
Q28
ˈ
Q29
ˈ
Q38
Check Q15
Replace Q26,Q30,Q31
Check whether the muting
transistor Q7
ˈ
Q8
ˈ
Q27
ˈ
Q28
ˈ
Q29
ˈ
Q38 are normal
Yes
Check whether the
muting transistor Q26,
Q30,Q31,are normal
Checking the U10
ˈ
U27
ˈ
U28 leads have not
been broken or open
Correct connection
Replace U2
Check whether the U2 or
U10
ˈ
U27
ˈ
U28 power
supply normal
No
Yes
Check the power supply
vo12V and -12V to
the operation amplifying
Q15 IS normal.
Yes
Check
U10
ˈ
U27
ˈ
U28
Replace U2 or U10
ˈ
U27
ˈ
U28
No
Yes
SACLK waveform
SBCLK waveform
SSLRCK waveform
Trouble shooting chart
If the clock signal ACLK,
ABCK and ALRCK
output by U2 are normal
Remark: Trouble shooting chart for
DVP5166K/XX, DVP5168K/XX
Содержание DivX Ultra DVP5166K
Страница 36: ...6 4 6 4 Power Board Print Layout Bottom Side for DVP5160 XX DVP5166K 98 DVP5168K XX ...
Страница 38: ...6 6 6 6 Power Board Print Layout Bottom Side for DVP5166K 56 ...
Страница 44: ...6 12 6 12 Main Board Print Layout Top Side for DVP5160 XX ...
Страница 45: ...6 13 6 13 Main Board Print Layout Bottom Side for DVP5160 XX ...
Страница 51: ...6 19 6 19 Main Board Print Layout Top Side for DVP5166K XX DVP5168K XX ...
Страница 52: ...Main Board Print Layout Bottom Side for DVP5166K XX DVP5168K XX 6 20 6 20 ...