MiTAC 8575 - Page 165

164
8575
8575
N/B Maintenance
N/B Maintenance
8.11 Audio Failure
No sound from speaker after audio driver is installed.
1
2
3
6
5
47
VR1
10K
C803
2.2µ
C804
2.2µ
R731
10K
R732
10K
R720
10K
R719
20K
AMP_MUTE
C245
100µ
U16
Amplifier
TPA0202
11
MUTE IN
L27
120Z/100M
+5V
AOUT_R
AOUT_L
C284
0.1µ
C247
0.1µ
7,18
C805
2.2µ
C806
2.2µ
R733
10K
R734
10K
R722
10K
R721
20K
22
15
3
10
21
43
R194
1K
C791
100P
R174
1K
C789
100P
C289
100µ
C280
100µ
R710
22
R714
22
L529
+3VS_SPD
SPKROUT+
SPKROUT-
SPKLOUT+
SPKLOUT-
J25
J23
1
2
1
2
LVDD/RVDD
P20
21
20
5
4
VR1_2
VR1_5
JS3
5V_AMP
AUDIO OUT
L43
600Z/100M
L44
600Z/100M
L39
600Z/100M
L45
600Z/100M
R
L
L536
120Z/100M
Drive
IC
LED
21
43
L552
120Z/100M
AGNDCAGND
L28
600Z/100M
SPDIFOUT
L530
7
8
9
3
2
1
5
4
5V_AMP
R1
Q10
DTC144TKA
R96
4.7K
SPK_OFF
AMP_MUTE
+3VS +3VS_SPD
Q529
DTA144WK
R1
Q528
DTC144TKA
5V_AMP
R713
10K
5V_AMP
R762
4.7K
-DEVICE_DECT
-DECT_HP/OPT
L534
600Z/100M
C201
0.1µ
J24
LINE OUT
From last page
From last page
From last page
Internal
Speaker
CONN
-DECT_HP/OPT
RLINE IN
RHP IN
LHP IN
LLINE IN
R1
5V_AMP
R168
100K
R159
47K
Q523
DTC144TKA
-DEVICE_DECT
SE/BTL#
HP/LINE#
14
16
-DEVICE_DECT
0
0
1
1
-DECT_HP/OPT
0
1
0
1
HP
OPT
No this condition
No device