Audio Codec Alc201A - Clevo D400S Service Manual

Audio Codec ALC201A

For some crystal,
the bias resistor is needed
1M(R)
R482
Y8
24.576MHz
C615 C614
22P 22P
AC_RST#
[15,20] AC_RST#
AC_BCLK R481
[15,20] AC_BCLK
AC_SYNC
[15,20] AC_SYNC
AC_SDOUT
[15,20] AC_SDOUT
AC_SDIN0 R480
[15] AC_SDIN0
R476 10K
LBP R477 10K C606 1UF
[29] LBP
PHONE C604 1UF
[20] PHONE
C612 1UF
C610 1UF
C623 0.1UF
C621 0.1UF
CD-L R487 4.7K C622 1UF
[14] CD-L
CD-R R493 4.7K C633 1UF
[14] CD-R
MIC1
[27] MIC1
C635 0.1UF 1UF
C634
C647 0.1UF
C648 0.1UF
C630 C624
R494 R484
AGND
4.7K 4.7K 0.01UF 0.01UF
C629 C611
0.01UF 0.01UF
R492
AGND
CDGND
R488
[14] CDGND
LOUT-L
C667 0.22U R502 10K
C668 0.22U
L_OUT+
C666 R501
[27] L_OUT+
5P 15K
AGND
JSPK2
L110 FCM1608K-121
1
L112 FCM1608K-121
2
L_OUT-
CON2
MUTEOUT
OPVCC
L98
C671 C659 C658 C670 C669
+5VS
FCM2012V121
4.7U(0805) 4.7U(0805) 0.1UF 0.1UF 0.1UF
AGND
AC_BCLK
C603
47P
L96
FCM1608K-121 VDDA
+3VS
R486
C613 C616 C637 C638
0.1UF
10UF/10V 0.1UF 10UF/10V
0(R)
AGND
C642
U33
C643
2
XTL-IN
3 35
XTL-OUT LINE-OUTL
36
LINE-OUTR
37
MONO-OUT T
11 27
RESET# VREF
47 6 28 Vrefout
BIT-CLK VREFOUT
10
SYNC
5 29 C641 1000P
SDATA-OUT AFILT1
47 8 30
SDATA-IN AFILT2
C649
31
VRAD
12 32
PC-BEEP VRDA
13 33
PHONE CAP1
14 34 C653
AUX-L NC
15
AUX-R
16
VIDEO-L
17
VIDEO-R
18 46
CD-L ID1# T
20 45
CD-R ID0# T
21 48
MIC1 SPDIFO
22 39 C636
MIC2 HP-OUT-L
23 40
LINE-L AVSS
24 41 C631
LINE-R HP-OUT-R
47
JD
C609 C607 R485
0.01UF 0.01UF AMP_MUTE
C605
0.01UF ALC201A
AGND
For headphone application,
0
0 C628 1UF
AGND
U34
4 21 R498 10K C655 0.22U
L_LINE IN R_LINE IN
5 20
L_HP IN R_HP IN
C656 0.22U
R497
15K C654
AGND
5P
3 22 L111
L_OUT+ R_OUT+
L113
R_OUT-
10 15
L_OUT- R_OUT-
6 19
L_BYPASS R_BYPASS
8 14 HP_SENSE
SHUTDOWN SE/BTL#
9 16
MUTE OUT HP/LINE# D29
7
VDD
18 11 C
VDD MUTE IN
1
GND/HS
12 2 ISS355
GND/HS NC T
13 17 R499 R500 C657 C660
GND/HS NC T
24 23 1K D Q3
GND/HS NC T
1UF 0.1UF 2N7002
10K S G
AGND:25,26,27,28,29,30,31,32,33
OPVCC
TPA0202
AGND
VDDA
C665 C664
0.1UF 4.7U(0805)
1UF LOUT-L
LOUT-R
1UF
C640 0.1UF
L99
C639 10UF/10V
C663
Vrefout [27]
10UF/10V
1000P
0.47U
C652 C651 C650
1UF 1UF 1UF
AGND
AGND AGND AGND
SPDIF
SPDIF [27]
1UF
1UF
4.7K(R)
[15,20] AC_SDIN1
AGND
LOUT-R
R_OUT+
R_OUT+[27]
JSPK1
FCM1608K-121
1
FCM1608K-121
2
CON2
HP_SENSE [27]
A AMP_MUTE
PWRGD
PWRGD [9,15,29]
Audio Codec ALC201A (71-D4000-D04) B - 27
Schematic Diagrams
U18 78L05(SO8)(R)
1 8
OUT IN 12V
C672
0.1UF(R)
AGND
+5VS
FCM2012V121
C678
10UF/10V
L97
BK3216HS800
C661 0.1UF
Sheet 26 of 35
AC_SDIN0 R478 10K
AC_SDIN1 R430 10K Audio Codec
AC_BCLK R479 10K(R)
ALC201A