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Schematic Diagrams
AUDIO ALC880 B - 35
B.Schematic Diagrams
AUDIO ALC880
A UD_A GND
A UD_A GND
AUD _VD D
+5VS
AUD _AGN D
AUD_ AGND
+3V
AU D_AG ND
+3V
+5VS
A UD_A GND
+5VS
+5VS
+VDD 3
AUD _VDD
+3VS
AUD_ AGND
+3V
AUD_VD D
AUD _VD D
+3VH8
AU D_AG ND
AU D_VDD
+3VS
+3V
+3V
+3VS
+3V
AU D_VDD
+VDD 5
AUD_ AGND
A UD_A GND
A UD_A GND
AUD _AGN D
AU D_AG ND
AUD_ AGND
A UD_A GND
AUD _AGN D
AUD_
AGND
AUD_ AGND
AUD _AGN D
AUD_
AGND
AU
D_AGN
D
AUD _AGN D
AUD _AGN D
AUD _AGN D
+3VH8
F RONT-R
35
F RONT-L
35
PRE_ROUT
35
PR E_LOUT
35
+3VS 2,3,6, 9,11,12,13,14,16,17,18,19,20,21,23,24,25,26,27,28,30, 32,33
+3V 15,16,17,20,21,23,25,28,29, 30
+3VH 8 22,23,25,31
+5VS 16,17,18,22,23,24,25,27,29,30,32,33
AC_SPKR 16
PCMSPK 19
ACZ_R ST# 14
ACZ_SY NC 14
ACZ_SD ATAIN 0 14
ACZ_SD ATAOUT 14
ACZ_SY NC 14
H 8_MU TE
23
EAPD_MODE
23
H8BEEP
23
+VD D5 14,23,26, 27,29, 30,32
BT_DET#
23,28
U SB_PP5
15
BT_C HC LK
28
U SB_PN5
15
BT_EN#
23,28
BT_D ATA
28
ACZ_SDATAIN 1
14
ACZ_BITCLK 14
AUD _VD D 35
+VD D3 3,15,16,20,23,25,26,29,30,31,32
SSurr- R
Z 3438
ACZ _SY N C
Z 3426
Z 3443
H8_BEEP
PC MSPK
Z 3444
Z 3439
SPKL1
Z3429
Z3454
SPKOUTL
R O+
Z3430
SPDIF O
Z 3441
ACZ _SDATAIN 0
LFE
Z 3437
SPDIF O
Z 3428
H8_BEEP
SEL
Z3420
R O-
SEL
Z 3447
GPI O1
Z 3442
Z3450
Z 3446
MIC1_VREFO_L
Z3449
Z3427
AC _SPKR
Z 3440
Z3419
Z3421
Z3451
SP DIF /Surr B-L
MUTE
MU TE
CH SE L
SPKR2
H 8BEEP
LO-
H PSEL
SPD _IFO
Z 3436
SPKOUTR
BEEP
USB_PN5
Z3456
USB_PP5
Z3458
BT_D ATA
BT_D ET#
Z3457
BT_EN #
BT_C HCLK
LFE
H PSEL
SPKOUTR
LINE1-L
IN TMICSEL
MIC
SPD _I FO
LINE1-R
SSurr-R
SPKOUTL
AC Z_BITC LK
ACZ _SY N C
ACZ _SDATAIN1
Z 3433
ACZ _RST#
Z 3432
ACZ _SDATAOU T
Z3435
Z 3431
Z3455
MIC1-L
MIC
IN TMICSEL
SPKL2
LO+
Z3448
SPKR1
Z 3445
Z 3425
Z3405
Z3408
Z3
41
0
SideSur r-R
MIC1-L
Z3416
Z3
41
4
Se ns e B
Z3
413
Z340
7
Z341
1
Z3418
Se ns e A
LIN E1-R
Z3403
Z3422
LIN E1-L
Z3424
F RON T-L
Z3404
Z3412
Z3415
Z3417
Z3402
Z3423
Z3401
MIC1_VREF O_L
Z3406
SideSur r-L
Z3409
ACZ _RST#
Z3
45
3
Z 3452
ACZ _SY N C
FR ON T-R
ACZ _SDATAOUT
GPIO1
SPD IF_O
SPD IF_O
CH SEL
SideSurr-L
SideSurr-R
ACZ _BITCLK
Z 3434
EAPD_MODE
EAPD _MOD E
MDC 1
AMP/C ON12
1
2
3
4
5
6
7
8
9
10
11
12
C348 0.22U F_04
C 560
0.1UF
R357
10K_04
C 380
0.1UF_04
R365
* x/20K,1%_04
C567 *1U F_04
R 265
1M_04
U 20
TPA0202
18
21
7
22
20
15
19
3
10
11
14
1
16
9
8
6
5
4
2
17
23
12
13
24
25
26
27
28
29
30
31
32
33
RVdd
RLIN EIN
LVdd
ROUT+
RH PIN
ROUT-
RBY PASS
LOUT+
LOUT-
MU TE IN
SE/BTL
G
ND/
HS
HP/ LIN E
MU TE OU T
SH UTDOW N
LBY PASS
LHPIN
LLI NEIN
TJ
NC
NC
G
ND/
H
S
G
N
D/
HS
G
ND/
HS
T
HRE
M
/G
N
D
THREM
/G
N
D
THRE
M
/G
N
D
T
HRE
M
/G
N
D
THREM
/G
N
D
THRE
M
/G
N
D
TH
R
E
M
/G
N
D
THRE
M
/G
N
D
T
HRE
M
/G
N
D
C563
680PF_04
R 570
0_04
R358
100K_04
R 550
0
R150
10K
C354
0.1UF _04
JAU DIO1
CON15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
JINTMIC1
ACES/C ON 2
1
2
1
2
C 562
0.1UF _04
C331
*1UF_04
C202
0.1U F
R 153
0
R 569
*2M_04
R 157
* 0
C 322
6PF _04
U38
*TC 7SZ 08
2
1
4
3
5
C360
0.1U F _04
C324
22PF _04
C321
0.1UF_04
C 179
0.1UF
C399
0.1U F _04
R 590
10K_04
JBLUETOOTH1
CON8
1
2
3
4
5
6
7
8
R 337
22_04
C356
1U F_04
C402
0.1UF _04
R 554
1K_04
+
C386
10UF _08
R148
0
R548
0_04
+
C564 47uF /6.3V_D
1
2
R146
0
C 276
2200PF _04
R 329
0
C 383
0.1UF _04
+
C387
10UF_08
R 341
10K_04
C312
0.1U F _04
R 354
10K_04
C327
0. 1U F _04
C379
0.1UF_04
U24
ALC880/ALC860
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
DVD
D
1
GP
IO
0
GPI
O
1
DV
SS
1
SDA
T
A-O
U
T
BI
T-
CL
K
D
VSS
2
SD
A
T
A-
IN
DVD
D
2
SY
NC
R
ESE
T
#
PC
B
EEP
Sense A
LIN E2-L
LIN E2-R
MIC 2-L
MIC 2-R
C D-L
CD -GN D
CD -R
MIC 1-L
MIC 1-R
LIN E1-L
LIN E1-R
AV
D
D
1
AVS
S1
VRE
F
MI
C1-
V
REFO
-L
LI
NE1-VRE
F
O
-L
M
IC2-
V
RE
FO
LI
NE
2-
V
R
E
F
O
MI
C1-
V
REFO
-R
DCV
O
L
S
ens
e B
FR
O
N
T
-L
FR
O
N
T-
R
LINE1-VR EF O-R
AVD D2
SURR-L
J DR EF /NC
SURR-R
AVSS2
C EN
LFE
SID ESUR R-L
SID ESUR R-R
SPD IFI/EAPD
SPD IFO
R 566
*0_04
+
C325
10U F _08
L61
H CB1608K-121T25
R 388
*7.5K_04
R266
10K_04
R 347
*10K_04
C566
1U F _04
C359
0.1U F_04
L36
*HC B3216K-800T30
1
2
R 352
10K_04
R390
2. 2K_04
R271
0
C351
1U F_04
C355
0.1UF _04
R559 10K_04
R558
10K_04
C 334
1U F_04
R391
*0_04
C350
1U F_04
R 280
*0_04
C333
100P_04
U 8D
74S08/SO_1
12
13
11
14
7
R359
100K_04
R 336
*10K_04
C 323
0.1UF_04
C 381
330PF_04
C388
*10uF /10V_12
C 561
680PF_04
+
C311
47uF /6.3V_D
1
2
C 339
0.01UF _04
R560 *10K_04
R 338
0_04
C341
0.01UF_04
C318
0.1UF_04
C328
1U F _04
U 39
7SH32
2
1
4
3
5
R346
1K_04
C 390
10UF/10V_12
C 353
0.1UF_04
Q22
2N7002
G
S
D
C364
1U F _04
C400
0.1U F_04
C336
2.2UF/16V_08
L26
BK32164S600
1
2
3
4
5
6
7
8
S1
SHOR T
2
1
R553
1K_04
R549
4.7K_04
C389
10UF/10V_12
C160 330PF _04
CP5
8P4C X180PF
1
2
3
4
5
6
7
8
L35
HC B3216K-800T30
1
2
C342
0.01UF_04
C382
0.1U F _04
R587
0_04
C 349
0.1UF_04
C559
* 0.1U F
L40
HCB3216K-800T30/0603
1
2
U 13
7414_UMT5
2
4
5
3
1
Q25
2N 7002
G
S
D
R 334
10K_04
C363
0.1UF _04
C330 0.22U F_04
R 345
10K_04
Q24
2N7002
G
S
D
C401
0.1UF _04
Q26
2N7002
G
S
D
R389
* 7.5K_04
J SPK1
C ON 4_SPK
1
2
3
4
1
2
3
4
+
C385 10UF_08
C365
1U F_04
C338
0.01U F _04
C 343
0.22UF _04
C575
6PF _04
(B)
Not Support UAJ
PLEASE PLACE CLOSE CODEC &
AMP THE POWER INPUT PINS
for sense reference
(C)
Reserved for 3 Sense Pin mode
Not Support UAJ
(B)
(D)
REMOVE M/E POSITION
Reserved:
Tied at one point only under the
codec or near the codec
(A)
MDC MODEM
F941202
F950117
F950117
F950118
950222
950222
Sheet 34 of 40
AUDIO ALC880
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