Service manual

128
8258I N/B Maintenance
8258I N/B Maintenance
AKEL6 600Z/100M
AKEL5 600Z/100M
8.8 Audio Test Error-3 (Audio Out)
U517
Audio
Amplifier
TPA0212
R140
22
P17
AKJ1
21
16
ROUT+
ROUT-
1
2
R
Internal Speaker
Connector
R139
22
EL37
600Z/100M
EL40
600Z/100M
C665
1U
C663
1U
AMP_RIGHT
From previous page
20
23
RLINEIN
RHPIN
7,18,19
VDD,PVDD[0,1]
EL29
120Z/100M
C166
10U
+5VS
22SPK_OFF#
GAIN1
3
R693
100K
R688
100K
GAIN0
2
J2
4
9
LOUT+
LOUT-
1
2
L
Internal Speaker
Connector
OPTIN#
AMPVDD
R1
Q12
DDTC144TKA
LLINEIN
AMP_LEFT
From previous page
5
6
LHPIN
C660
1U
C659
1U
AMPVDD
J514
P17
No sound from speaker after audio driver is installed.
P17
P29
C167
1U
AMPVDD
R114
100K
SPK_OFF
From previous page
D4
BAW56
2
1
3
EL4 600Z/100M
Drive
IC
LED
EL38
600Z/100M
SPDIFOUT
From previous page
7
8
9
SPDIF Connector
AMPVDD
R660
10K
Q11
DDTC144TKA
DEVICE_DECT#
EL35
600Z/100M
2
3
1
5
4
AMPVDD
R143
4.7K
DECT_HP_OPT#
R1
Q16
DTC114TKA
EL39
600Z/100M
R115
4.7K
C996
100P
C998
100P
OPTIN#
J503 AKJ503
P20
P29
SPK_ROUT+
SPK_ROUT-
F_ROUT+
F_ROUT-
Daughter Board
EL5 600Z/100M
R142
1K
R138
1K
C684
100U
C679
100U
EL36 600Z/100M
+3VS
R141
10K
R144
10K
C173
1U
DEVICE_DECT
R699
10K
EL41 600Z/100M
R1
Q14
AO3413
DECT_HP_OPT#
DEVICE_DECT#
AMPVDD
Q15
DTC114TKA
15,17
C666
0.1U
C662
0.1U
R116
1K
LOUT+
LOUT-
SPK_LOUT+
SPK_LOUT-
MiTac Secret
Confidential Document