Schematic Diagrams
B - 40 Audio Codec ALC269 VC2
B.Schematic Diagrams
Audio Codec ALC269 VC2
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
Close to Codec
Close to Codec
For 3.3V HDA Link.
ALC269 VC2
AUDIO CODEC
Thermal Pad Via Hole Max
DIGITAL
ANALOG
Thermal Pad place 9
Via hole.
PC BEEP
6-06-00543-021
6-06-00543-020
6-19-31001-247
Closed to SB.
EMI Require
PCB Footprint
㚜
㎃
ALC26 9 VC2-QFN48-6 X 6M
FOR VOLUMN
ADJUST
PIN39
PIN39
PIN46
PIN46
PIN25
PIN25
PIN38
PIN38
PIN9
PIN9
PIN1
PIN1
䴙
ᶨ
N E
T N A M
E
FOR LAYOUT
HDA_RST# For 1.5V
HDA Link De-pop
PD# Control
AZ_RST# For 3.3V HDA
Link De-pop
2
1
J_SPK1
5VS
AZ_RST#
PD#
20 ms
3.3VS_AUD
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Tqfd/JG! Tqfblfs!
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Ѹ
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Speaker wire length less than 8000mils , It don't need LC Filter.
Speaker 8 ohm------> 20mils, Via hole----->C40D20.
Speaker 4 ohm------> 30mils, Via hole----->C40D20.
,R-,L+,L- Trace width
6-20-43130-102
GND and AUDG space is
60mils ~ 100mils
Layout note:
D02
11/8
9/13 Common Design
EMI
D02_01/31_H
D02_11/30_H
D02_01/31_H
D02_01/31_H
D02_02/26_A
CODEC_PD#
MIC_DATA
MIC_CLK
AZ_SDOUT_R
AZ_SYNC_R
AZ_SDIN0_R
AZ_BITCLK_R
MIC1_VREFO_R
MIC2_VREFO
HEADPHONE-L
HEADPHONE-R
CODEC_CBN
CODEC_CBP
LINE1_L
LINE1_R
MIC1_R_C
MIC1_L_C
JDREF
MONO_OUT
SENSE_B
LINE2_R
LINE2_L
MIC_SENSE
HP_SENSE
SPKOUTR-
SPKOUTL-
MIC1_R
MIC1_L
MIC1_VREFO_L
AZ_RST#_R
BEEP_C
CODEC_VREF
SENSE_A
AZ_RST#_R
LDO_CAP
MIC1_L_M
MIC1_R_M
MIC1_VREFO_L
MIC1_VREFO_R
BEEP_R
BEEP
EAPD
_R
SPKOUTR-_R
SPKOUTR-
SPKOUTL-
_L
SPKOUTL-_L
AUDG
5VS_AUD
5VS
AUDG
3.3VS
AUDG
AUDG
AUDG
AUDG
5VS
3.3VS_AUD
PVDD1_2
AUDG
AUDG
AUDG
3.3VS_AUD
DVDD_IO
3.3V
2,17,22,33,35,42,43,45,47,48
5VS
9,20,21,23,37,38,40,41,42,51
3.3VS
8,9,20,21,22,23,24,26,27,28,29,32,34,36,37,38,40,41,42,47,51,52,53
HDA_SDIN0
27
HDA_BITCLK
27
HDA_RST#
27
HDA_SYNC
27
HDA_SDOUT
27
MIC_DATA
38
MIC_CLK
38
PCH_SPKR
27
KBC_BEEP
40
HEADPHONE-R
37
HEADPHONE-L
37
MIC_SENSE
37
HP_SENSE
37
KBC_MUTE#
40
MIC1_R_M
37
MIC1_L_M
37
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85J0-D01
D02B
[39]AUDIO CODEC ALC269 VC2
A3
39
63
Friday, March 02, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85J0-D01
D02B
[39]AUDIO CODEC ALC269 VC2
A3
39
63
Friday, March 02, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85J0-D01
D02B
[39]AUDIO CODEC ALC269 VC2
A3
39
63
Friday, March 02, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
C712
0.1u_10V_X7R_04
R476
1K_04
.
L29
HCB1608KF-800T30
C709
0.1u_10V_X7R_04
T140
C473
10u_6.3V_X5R_06
R486
4.7K_04
C711
4.7u_6.3V_X5R_06
C722
2.2u_6.3V_X5R_04
J_SPKL1
85204-0200N
1
2
NC2
NC1
C
A
A
D47
BAT54CS3
1
2
3
C489
1u_6.3V_X5R_04
R481
2.2K_04
C708
10u_6.3V_X5R_06
C475
0.1u_10V_X5R_04
R258
*0402_short-p
C724
0.1u_10V_X7R_04
C472
10u_6.3V_X5R_06
C735
180p_50V_NPO_04
C736
*180p_50V_NPO_04
.
L27
0_06
R477
1K_04
L25
HCB1005KF-121T20
1
2
R257
*0402_short-p
R490
33_04
C707
10u_6.3V_X5R_06
R482
2.2K_04
R480
20K_1%_04
C
A
A
D46
BAT54AS3
1
2
3
L13
HCB1005KF-121T20
1
2
C729
*0.1u_10V_X7R_04
C718
0.1u_10V_X7R_04
C710
4.7u_6.3V_X5R_06
C734
180p_50V_NPO_04
C474
0.1u_10V_X5R_04
R483
33_04
C721
2.2u_6.3V_X5R_04
R265
*0402_short-p
D23
*ZD5231BS2
A
C
.
L28
HCB1608KF-800T30
R487
6.49K_1%_04
R485
33_04
C717
*100p_50V_NPO_04
DIGITAL
ANALOG
U40
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
MIC1-VREFO-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
EAPD/COMBO
47
SPDIFO
48
AVDD2
38
AVDD1
25
GND
49
C716
1u_6.3V_X5R_04
R484
33_04
R491
33_04
C836
0.1u_10V_X5R_04
C719
100p_50V_NPO_04
C715
0.1u_10V_X7R_04
R478
20K_1%_04
.
L30
0_06
C491
0.1u_10V_X5R_04
C720
22p_50V_NPO_04
C476
10u_6.3V_X5R_06
R479
39.2K_1%_04
L26
HCB1005KF-121T20
1
2
C457
0.1u_10V_X5R_04
C723
10u_6.3V_X5R_06
C730
*180p_50V_NPO_04
J_SPKR1
85204-0200N
1
2
NC2
NC1
C490
10u_6.3V_X5R_06
C714
*100p_50V_NPO_04
Sheet 39 of 60
Audio Codec
ALC269 VC2
Содержание N870EK1
Страница 1: ...N870EK1 N871EK1 ...
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer N870EK1 N871EK1 Service Manual ...
Страница 24: ...Introduction 1 12 1 Introduction ...
Страница 40: ...Disassembly 2 16 2 Disassembly ...
Страница 43: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Страница 44: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Страница 45: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Страница 46: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Страница 47: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Страница 48: ...A 8 A Part Lists ...
Страница 110: ...Schematic Diagrams B 62 Power Sequence B Schematic Diagrams ...