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TECHNICAL SERVICE MANUAL
8.10 Audio Failure – Audio OUT
No sound from speaker after audio driver is installed.
+5V
L541
120Z/100M
R191
0
GND
C59
AOUT_R
0.47µ
From previous page
C86
0.47µ
+3V
R37
10K
SPK_OFF
From previous page
C89
AOUT_L
0.47µ
From previous page
C246
0.47µ
7,18
PVDD0/PVDD1
C269
C718
C521
100µ
0.1µ
0.1µ
P
13
AGND
RHP_IN
20
RHPIN
RLINE_IN
23
RLINEIN
U18
+5V
Audio
R228
Amplifier
100K
MUTE#
22
Q20
C507
R1
TPA0212A
DTC144TKA
1µ
LHP_IN
6
LHPIN
LLINE_IN
5
LLINEIN
21
ROUT+
16
ROUT-
L3
600Z/100M
4
LOUT+
9
LOUT-
L4
600Z/100M
C714
C715
100µ
100µ
R244
R243
R785
C735
R779
C723
1K
100P
1K
100P
AGND
R245
100K
15,17
LINE_IN#
C268
0.1µ
R56
10K
3
GAIN1
+5V
2
GAIN0
R57
10K
134
J503
1
R
2
J2
1
L
2
JO13
JO14
JO9
JO10
GND
22
L35
600Z/100M
22
L34
600Z/100M
JO65
JO66
+5V
CAGND
R239
100K
Prestigio Nobile 150
Internal Speaker
Connector
Internal Speaker
Connector
J9
LINE OUT
1
2
6
3
4
5
R507
0
CAGND
GND
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