Schematic Diagrams
B - 24 Audio Codec & AMP (71-M2200-D06)
Schematic Diagrams
Audio Codec & AMP
Sheet 23 of 31
Audio Codec &
AMP
DACVCC3
DACGND
DACGND
DACGND
DACGND
DACGND
DACGND DACGND
DACGND
DACGND
+5VS
DACVCC
DACGND
DACGND
DACGND
DACGND
+3VS
DACVCC3
DACGND
DACVCC
DACGND
DACGND
DACGND
DACVCC
DACGND
DACGND
DACGND
DACGND
DACGND
DACGND
DACVCC DACGND
DACGND
DACGND DACGND DACVCC DACGNDDACGND
DACVCC
CD_L [15]
CD_R [15]
AC_SDOUT[12,22]
AC_BITCLK[12,22]
AC_SDIN0[12]
AC_SYNC[12,22]
AC_RST#[12,22]
PCIRST#[6,10,11,15,16,17,18,19,20]
BEEP [22]
MODEM_SPK [22]
CD_GND [15]
AC_SDIN1 [12,22]
AC_SDIN0 [12]
GSMRING [23]
GSMHPOUT [23]
INT_MIC[23]
PWRGD
Z105 Z107
Z110
Z757
Z106
Z320
AC_BITCLK
AC_SDOUT
Z111
Z114
Z112
Z90
Z108
Z109
Z116
SOUND_R
MIC1
SOUND_L
Z418
Z419
CID0
CID1
Z420
SPDIF
Z421
Z422
Z423
Z321 Z10
Z507
Z508
Z509
Z510
Z511
Z512
Z513
Z91
CD_GND
Z424
Z117
Z118
CD_R
CD_L
Z92
Z89
Z328
Z832
Z327
Z101
PHONE_IN
L_OUT+
R_OUT+
Z102
Z5
Z122
Z4
VSOUND_L
VSOUND_R
SOUND_L
SOUND_R
Z665
Z666
Z930
L_OUT-
R_OUT-
R_OUT+
L_OUT+
Z121Z104
Z103
Z556
MIC1
Z93
Z94
INT_MIC
AC_SDIN1
AC_SDIN0
Z115
Z113
INT_MIC
SPDIF
Z84 Z96
Z83 Z98
L_OUT- R_OUT-
Z99 Z100
MUTEOUT
MUTEOUT
Z923
L_OUT+
Z95 Z81
VSOUND_L
PHONE_IN
Z924
R_OUT+
VSOUND_R
Z82Z97
AMP_DOWN
PWRGD
TP17
C709 680P
C259 1U
L90
BK2125HS121
C212
0.01U
C228
0.01U
C168
0.1UF
C161
0.1UF
R176 20KC210 0.1UF R158 1K
C198
0.1UF
C211 0.01U
C227 0.1UF
C225
10U
C172
4.7U
C237
10U
C217
0.1UF
C151
0.1UF
R152 1(0805)
R111 0(0805)
C216 0.01U
C236 0.01U
C244 0.01U
C235 0.01U
C199
10U(R)
C189
0.1UF(R)
C245
0.01U
C246
0.01U
C214 1U
C229 0.01U
R160 4.7K
R162 4.7K
C213 1U
C215 1U
TP10
TP6
TP7
TP11
R151 1K
R166 20KC226 0.01U
R107 20K(R)
R108 20K(R)
R109 20K(R)
TP9
C155
0.047U(R)
C159 0.01U(R)
TP8
TP12
C262
10U
R154
100K(R)
C185
1000P
C174
1000P
C163
0.1UF
C175
10U
C170
0.1UF
C160
10U(R)
C230
0.1UF
U11
ALC201A
12
18
19
20
26
42
25
38
7
4
9
1
28
27
11
10
8
6
5
2
3
33
34
39
40
41
43
44
45
46
47
48
37
29
30
31
32
22
23
24
13
14
15
16
17
21
35
36
PC_BEEP
CD_L
CD_GND
CD_R
AVSS1
AVSS2
AVDD1
AVDD2
VSS2
VSS1
DVDD2
DVDD1
VREFOUT
VREF
RESET#
SYNC
SDATA_IN
BIT_CLK
SDATA_OUT
XTL_IN
XTL_OUT
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
MONO_OUT
AFILT1
AFILT2
CAP1
CAP2
MIC2
LINE_IN_L
LINE_IN_R
PHONE
AUX_L
AUX_R
VIDEO_L
VIDEO_R
MIC1
LINE_OUT_L
LINE_OUT_R
C243
10U
R137 100K
R473 100K
U15
MAX603(R)
1
4
2
3
8
5
6
7
IN
OFF#
GND
GND
OUT
SET
GND
GND
R153
294K,1%(R)
R181 10K(R)
L40 BK2125HS121
L42 BEAD(1206)
C261 0.1UF
R128 47
R121 47
C190 0.01U
R167 20K
R159 20K
Y4
24.576MHZ
1 2
C17122P
C16722P
C147
0.1UF
C140
0.1UF
C133
10U
L32 BK2125HS121
R161 1.5K
L39
BK2125HS121
R149 1K
R150
1.5K
R133 R
R127 0
+
C49 47U/16V_D
+
C38 47U/16V_D
R240 100K
R239
100K
L16 BK1608HS121
L15 BK1608HS121
C341
680P
CN10
EXT_SPEAKER
2
5
3
4
1
R218
1K
C324
680P
R238
1K
C330
680P
C344
680P
VR1
VR-AUDIO
1
3
5
2
6
C68 1U
C67 1U
C69
680P
C66
680P
CN16
INT MIC CONN. 3P
1
2
3
TP1
CN25
SPEAKERS CONN. 4P
1
2
3
4
1
2
3
4
C323 10U
R7 7.5K
C8
680P
L58
BK2125HS121
L57 BK2125HS121
C309
0.01U(R)
C7 0.1UF
R199 1K
CN3
MIC IN
2
5
3
4
1
C15
0.01U
R201 7.5K
R6
R
C20
.22U(0603)
L1
BK2125HS121
R65 10K(1%)
C258 1U
C134
10P
C70
10P
C94
0.1UF
C93
1U
Q29
2N7002
G
DS
C135
1U
R58
10K
R57
18K(1%)
R101
18K(1%)
U8
APA2020A
1
12
13
24
2
17
23
7
18
6 19
9
11
14
16
8
10
3
15
22
5
4
20
21
GND/HS
GND/HS
GND/HS
GND/HS
NC
NC
NC
VDD
VDD
L_BYPASS R_BYPASS
MUTE OUT
MUTE IN
SE/BTL#
HP/LINE#
SHUTDOWN
L_OUT-
L_OUT+
R_OUT-
R_OUT+
L_HP IN
L_LINE IN
R_HP IN
R_LINE IN
R66 10K
R102
10K
C136
4.7U
C101 0.22U
C100 0.22U
TP5
C106 0.22U
C107 0.22U
R89 10K(1%)
TP3
R100
10K
R88 10K
MASTER
GND
GND
GND NC
NC
SLAVE
status
NC
NC
CID0 CID1
SLAVE
SLAVE
GND
PIN NC3.4=DACGND
NEAR TO
AKM4543
NEAR AKM4543 PIN
PLACE NEAR TO AC'97 CODEC
AC'97 PULL-DOWN
DACGND:25,26,27,28,29,30,31,32,33
Near U29
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