Service manual

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B
C
B – 26
Diagrams
B
AC 97
REV. 2
FIG. B - 25
audio
+3VS
AUD_VDD
AUD_VDD
AUD_VDD
+3VS
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
AUD_ AGND
SD_IN25
SD_OUT25, 27
SY NC25, 27
MODEM_SPK27
CRST #25, 27
BIT _CLK25 , 27
MIC_IN 25
CMCLK25, 27
LINE_O UT _R 25
LINE _OU T _L 25
PC_BEEP15
H8_BEEP21
PCMSPK#24
INT _CD_R 17
CDG ND 17
INT _CD_L 17
EAPD25
SPDIF_DET25
MIC1
V_REFOUT
V_REFOUT
MIC1
BEEP
BEEP
L25
HB-1H1608-601T 02
1 2
L22
HB -1H16 08-601T 02
1 2
L21
HB -1H16 08-601T 02
1 2
JACK3
SINGAT RON
4
2
1
6
3
5
JACK1
SINGAT RON
4
2
1
6
3
5
R114
10K
R130
0
R113
10K
R131
0
R388
7.5k
R390
7.5k
+
C153
10UF /16 V
12
C483
.1UF
C480
.1UF
C143
.1UF
C142
.1UF
C144
.1UF
C141
.1UF
C158
.1UF
C490
.1UF
C157
.1UF
C487
.1UF
C491
.1UF
C488
.1UF
C178 *.047UF
C174
*. 1UF
C162
.1UF
C486
.1UF
C164
*. 1UF
C166
4.7 UF /16 V
C131
.1UF
C165 *1UF
C177 1000 PF
C134
1UF _16V
C215
1UF _16V
C199
1UF _16V
C201
1UF _16V
C221
2200 P F
C514
330PF
C198
2200 P F
C189
2200 P F
C190
680PF
C161
10UF
C163 10UF
C518
10UF_16V
C475
1UF
C132
1UF _16V
C129
1UF _16V
C133
0.47UF_16V
C173 1000 PF
AK4543
U40
AK4543 / ALC100
43 44 45 46 47 48
39 40 41
31
32
33
34
26
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2
3
4
5
6
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8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
23
24
27
28
29
30
35
36
37
38
42
25
NC NC
CS0 CS1
EAPD/CHAIN_IN
CHAIN_CLK
LNLV L_ O UT _L NC LNLVL_OUT _R
FILT _R
F ILT _L
RX3D
CX3D
AVss1
DVdd1
XT L _ I N
XT L _ O U T
DVss1
SDATA_OUT
BIT _CLK
DVss2
SDATA_IN
DVdd2
SY NC
RESET#
PC_BEEP PHONE AUX_L AUX_R VIDEO_L VIDEO_R CD_L CD_GND_REF CD_R MIC1 MIC2
LINE_IN_L
LINE_IN_R
Vref
V_REFOUT
AFILT 1
AFILT 2
LINE_OUT _L
LINE_O UT _R
MO NO _OUT
AVdd2
AVss2
AVdd1
C154
1UF _16V
C145
1UF _16V
R126
1.5 K
R118
1.5 K
R169
*2.2 K
C473
.1UF
R117
1.5 K
R177
1.5 K
R123
1.5 K
R363
1.5 K
C188
1UF _16V
C200
680PF
Mic In
Line In
PLEASE PLACE CLOSE THE POWER INPUT PINSPLEASE PLACE CLOSE THE POWER INPUT PINS
AD1881 AK45 43
C173
C166
R169
R388
C518
C177 270 PF
1 UF
2.2 K
R390 NC
1 UF
100 PF
4.7 UF
NC
7.5K
10 UF
ALC100
1000 PF
4.7 UF
NC
7.5K
10 UF