Schematic Diagrams
B - 22 Audio Codec
B.Schematic Diagrams
Audio Codec
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
DIGITAL
ANALOG
Thermal Pad place 9 Via hole.
Very close to Audio Codec
CLOSE TO CODEC
CLOSE TO CODEC
CLOSE TO CODEC
CLOSE TO CODEC
CLOSE TO CODEC
CLOSE TO CODEC
EMI Require
W94/W95/W97
EMI Require
Please let LC filter together and close to
codec. If speaker wire length is less than
8000mils It don't need the LC filter.
CLOSE TO PVDD1
CLOSE TO PVDD2
CLOSE TO AVDD2
CLOSE TO AVDD1
2. Headphone
妲嘇䶂⮔
> 10mils
嶅暊
phone jack
崲怈
䶂⼹⯙⽭枰崲⮔
R/L
⽭枰⊭央
GND
ᶼ攻嶅䁢
3*
䶂⮔
1. GND and AUDG space is 60mils ~ 100mils
Layout note:
GND
HP-R
3*R/L
䶂⮔
HP-L
GND
PU 3.3V FOR
VT1802S
CLOSE TO CODEC
EMI
PIN9
PIN9
PIN1
PIN1
FOR VOLUMN
ADJUST
PIN39
PIN39
PIN46
PIN46
PIN25
PIN25
PIN38
PIN38
Close to connector "J_AUDIO1"
BEEP_R
CODEC_PD#
AZ_RST#_R
AZ_SDIN0_R
BEEP_L
AZ_SYNC_R
MIC1_VREFO_R
CODEC_CBN
CODEC_CBP
LINE1_L
LINE1_R
MIC1_R_C
MIC1_L_C
MONO_OUT
SENSE_B
MIC1_VREFO_L
MIC1_VREFO_R
SPKOUTR-
SPKOUTL-
MIC1_R
MIC1_L
CODEC_VREF
SENSE_A
AZ_SDOUT_R
JDREF
HEADPHONE-L
HEADPHONE-R
AZ_SYNC_R
AZ_RST#_R
AZ_SDOUT_R
AZ_BITCLK_R
MIC2-VREFO
_R
SPKOUTR-_R
_L
SPKOUTR-
SPKOUTL-
SPKOUTL-_L
AZ_BITCLK_R
MIC1_VREFO_L
COMBOJACK
KBC_MUTE#
AZ_RST#_R
AZ_RST#_R
LDO_CAP
3.3VS
5VS
3.3VS_AUD
5VS_AUD
5VS
DVDD_IO
3.3VS_AUD
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
PVDD1_2
3.3VS_AUD
3.3VS
1.5VS
AUDG
5VS
HP_SENSE
24
MIC_SENSE
24
AZ_BITCLK_R
4
AZ_SDOUT_R
4
AZ_RST#_R
4
AZ_SYNC_R
4
HDA_SDIN0
4
MIC_DATA
24
MIC_CLK
24
5VS
7,15,16,19,24..26
3.3VS
2,4..8,13..20,22..26,28,32
SPKOUTR-_R
24
_R
24
HEADPHONE-L
24
HEADPHONE-R
24
KBC_BEEP
23
PCH_SPKR
4
KBC_MUTE#
23
MIC1-L
24
MIC1-R
24
1.5VS
19,28
SPDIFO
24
Title
Size
Document Number
Rev
Date:
Sheet
of
1.0
[21] AUDIO CODEC_ALC269_VC2
A3
21
38
W ednesday, August 24, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W 94J3-003
6-71-W94J0-D02B
Title
Size
Document Number
Rev
Date:
Sheet
of
1.0
[21] AUDIO CODEC_ALC269_VC2
A3
21
38
W ednesday, August 24, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W 94J3-003
6-71-W94J0-D02B
Title
Size
Document Number
Rev
Date:
Sheet
of
1.0
[21] AUDIO CODEC_ALC269_VC2
A3
21
38
W ednesday, August 24, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W 94J3-003
6-71-W94J0-D02B
C436
2.2u_6.3V_X5R_04
C428
*10p_50V_NPO_04
R512
39.2K_1%_04
Q21
*MTN7002ZHS3
G
D
S
C429
10u_6.3V_X5R_06
L75
HCB1005KF-121T20
C439
0.1u_16V_Y5V_04
C425
*10p_50V_NPO_04
C203
470p_50V_X7R_04
C448
10u_6.3V_X5R_06
.
L29
HCB1608KF-300T60
R510
2.2K_04
C424
100p_50V_NPO_04
C205
470p_50V_X7R_04
C418
*100p_50V_NPO_04
C441
0.1u_16V_Y5V_04
R528
*10K_04
R602
*0_04
C440
10u_6.3V_X5R_06
R521
2.2K_04
C442
0.1u_16V_Y5V_04
.
L26
HCB1608KF-300T60
R708
*100K_04
C415
4.7u_6.3V_X5R_06
C210
470p_50V_X7R_04
DIGITAL
ANALOG
U28
ALC269Q-VC2-GR
DVDD1
1
GPIO0-DMIC-DAT
2
GPIO1-DMIC-CLK
3
PD#
4
SDATA-OUT
5
BIT-CLK
6
DVSS2
7
SDATA-IN
8
DVDD-IO
9
SYNC
10
RESET#
11
PCBEEP
12
Sense A
13
LINE2-L
14
LINE2-R
15
MIC2-L
16
MIC2-R
17
Sense-B
18
JDREF
19
MONO-OUT
20
MIC1-L
21
MIC1-R
22
LINE1-L
23
LINE1-R
24
AVSS1
26
VREF
27
LDO_CAP
28
MIC2-VREFO
29
MIC1-VREFO-R
30
M
IC1
-VREF
O
-L
31
HP-OUT-L
32
AVSS2
37
OPVEE
34
CBN
35
CBP
36
HP-OUT-R
33
PVDD1
39
SPK-L+
40
SPK-L-
41
PVSS1
42
PVSS2
43
SPK-R+
45
SPK-R-
44
PVDD2
46
SPDIFC2/EAPD
47
SPDIFO
48
AVDD2
38
AVDD1
25
GND
49
R514
20K_1%_04
R523
33_04
R578
*10mil_04
C438
0.1u_16V_Y5V_04
Q75
*BSS138_NL
G
D
S
L59
HCB1005KF-121T20
C513
*0.1u_16V_Y5V_04
C423
0.1u_10V_X5R_04
R522
*20mil_04
C419
10u_6.3V_X5R_06
.
L28
HCB1608KF-300T60
C426
0.1u_16V_Y5V_04
.
L27
HCB1608KF-300T60
R511
4.7K_04
C431
0.1u_16V_Y5V_04
R515
47K_04
C511
0_04
C212
470p_50V_X7R_04
C512
*10u_6.3V_X5R_06
R509
1K_04
L58
HCB1005KF-121T20
C422
*100p_50V_NPO_04
L60
0_04
R508
1K_04
C334
22p_50V_NPO_04
C433
2.2u_6.3V_X5R_04
C478
*15p_50V_NPO_04
C443
0.1u_16V_Y5V_04
C417
1u_6.3V_X5R_04
R530
*10K_04
C435
*10p_50V_NPO_04
C445
0.1u_16V_Y5V_04
C427
1u_6.3V_X5R_04
C414
4.7u_6.3V_X5R_06
C
A
A
D18
BAT54CS3
1
2
3
C482
*15p_50V_NPO_04
R579
*10mil_04
R245
*20mil_04
C421
0.1u_16V_Y5V_04
D66
*AZ2015-01H
A
C
C432
10u_6.3V_X5R_06
C
A
A
D19
BAT54AS3
1
2
3
C409
*0.1u_16V_Y5V_04
J_SPKL2
50271-0020N-001
PCB Footprint = 85204-02R
1
2
NC2
NC1
C416
*100p_50V_NPO_04
C444
10u_6.3V_X5R_06
R513
20K_1%_04
R290
*0_04
R603
0_04
C446
10u_6.3V_X5R_06
Sheet 21 of 39
Audio Codec
Summary of Contents for W950BU
Page 1: ...W950BU W955BU ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer W950BU W955BU Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 47: ...Top W950BU A 3 A Part Lists Top W950BU Figure A 1 Top W950BU ...
Page 48: ...A 4 Top W955BU A Part Lists Top W955BU Figure A 2 Top W955BU ...
Page 49: ...Bottom W950BU A 5 A Part Lists Bottom W950BU Figure A 3 Bottom W950BU ...
Page 50: ...A 6 Bottom W955BU A Part Lists Bottom W955BU Figure A 4 Bottom W955BU ...
Page 51: ...LCD W950BU A 7 A Part Lists LCD W950BU Figure A 5 LCD W950BU ...
Page 52: ...A 8 LCD W955BU A Part Lists LCD W955BU Figure A 6 LCD W955BU ...
Page 53: ...DVD DUAL W950BU A 9 A Part Lists DVD DUAL W950BU Figure A 7 DVD DUAL W950BU ...
Page 54: ...A 10 A Part Lists DVD DUAL W955BU Figure A 8 DVD DUAL W955BU ...
Page 55: ...Dummy ODD W950BU A 11 A Part Lists Dummy ODD W950BU Figure A 9 Dummy ODD W950BU ...
Page 56: ...A 12 HDD W950BU A Part Lists HDD W950BU Figure A 10 HDD W950BU ...
Page 57: ...HDD W955BU A 13 A Part Lists HDD W955BU Figure A 11 HDD W955BU ...
Page 58: ...A 14 2nd HDD W950BU A Part Lists 2nd HDD W950BU Figure A 12 2nd HDD W950BU ...