MiTAC E-8590 - 8.14 Audio Failure(1)

196
LCD PC E
LCD PC E
-
-
8590 MAINTENANCE
8590 MAINTENANCE
8.14 Audio Failure(1)
AC97_RESET
AC97_SDOUT
AC97_SDIN
AC97_SYINC
AC97_BITCLK
CDROM_R
CDROM_L
CDROM_GND
CDROM_LEFT
CDROM_RIGHT
CDROM_GND
C280
0.1U
+3VS
VA
C289
4.7U
C279
0.1U
SB_SPKR
R16
10K
R214
33K
R213
10K
CDROM
Connector
R212 22
R211 22
CARDSPK#
11
5
8
10
6
12
20
18
19
1
2
U6
CB710
62
25,38
1,9
C248 1U
C242 1U
C241 1U
R172 0
R186 0
R181 0
U11
AC’97
CODEC
ALC201
1
2
3
U18
South-
Bridge
VIA8235_7
PC_BEEP
VA
4
5
U17
AHCT1G86DBV
+12VS
L22
0
U15
AC’97
CODEC
ALC202
R198
0
JP1
L21 600Z/100M
C263
0.1U
O
I
GND
1
2
3
U16
L78L05ACU
C212
0.1U
C262
1U
C246
0.01U
C213
0.1U
C199
0.1U
C233
10U
J18
P10
P13
P19
P21
Symptom: No sound from speaker after audio driver is installed.
+AMP
C164
0.1U
C165
0.1U
C145
100U
PHONE_MUTE
SPKR_MUTE
SUSB_SPKR
To page 14
To page 27
To page19
Q9
2N7002
Q10
2N7002
C1
4.7U
R149
0
R145
0
D9
BAT54C SOT23N
C69
470U
L45 120Z/100M
C57
470U
L44 120Z/100M
J7
J6
C149
0.039U
C150
0.039U
C163
2.2U
U10
TPA1517
2
19
5
IN1
IN2
SGND
VCC
16
7,8
OUT1_0,1
OUT2_0,1
13,14
R418
47K
R417
47K
LINE/IN/L
LINE/IN/R
35
36
AOUT_R
AOUT_L
Internal
Speaker
P20
+3VS
R268
22
R220
10K
R216
0
CODEC_XIN
2
From Page 17
ICS950902
14M_CODEC
C288
0.01U
R221 10K