User Guide

8965 N/B Maintenance
8965 N/B Maintenance
122
8.11 Audio Test Error (3) – Audio OUT
No sound from speaker after audio driver is installed.
U7
Audio
Amplifier
TPA0212
C30
1U
C31
1U
C729
100U
P20
J710
21
16
ROUT+
ROUT-
1
2
R
Internal Speaker Connector
C728
100U
L27 600Z/100M
L26 600Z/100M
AMP_LEFT
6
5
LLINEIN
LHPIN
From previous page
C46
1U
AMP_RIGHT
20
23
From previous page
RLINEIN
RHPIN
C42
1U
C44
1U
GAIN1
3
R45
100K
R57
100K
GAIN0
2
J709
L37 600Z/100M
4
9
LOUT+
LOUT-
1
2
L
Internal Speaker Connector
15,17
VA
R48
100K
R24
100K
L42 600Z/100M
L709
600Z/100M
L708
600Z/100M
D9
BAW56
C23
1U
R30
4.7K
SPK_OFF
+5V
2
1
3
SPK_OFF#
22
SHUTDOWN
From previous page
Line Out Jack
7,18,19
C48
0.1U
C40
0.1U
C710
100U
AMPVDD
+5V
L707
120/100M
L702
120Z/100M
R27
1.3M
++
R47
1K
R49
1K
L23 600Z/100M
C45
0.01U
AMP_OFF
R29
0
R21
0
SPR_OFF
R44
22
R43
22
J704
5
4
3
6
2
1
L30 600Z/100M
DEVICE_DECT#
P20
P20
P20
Q7
DTC144TKA
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