
Schematic Diagrams
B - 36 AUDIO CODEC VT1802S
B.Schematic Diagrams
AUDIO CODEC VT1802S
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
Layout Note:
Close to PCH
NEAR CODEC
Speaker 4 ohm------> 40mils
Speaker 8 ohm------> 20mils
EMI Require
ANALOG
DIGITAL
5VS
Speaker wire length less than 8000mils , It don't need LC Filter.
GND and AUDG space is
60mils ~ 100mils
Thermal Pad place 9
Via hole.
AZ_RST#
Layout note:
PD#
20ms
3.3VS_AUD
,R-,L+,L- Trace width
VT1802P AUDG
ALC269 GND
PD# Control
AZ_RST# For 3.3V
HDA Link De-pop
VT1802S 5.1K_1%_04
VT1802S 10u
VT1802S NC PIN
VT1802S
3.3K_04
VT1802S
100P
CODEC (VT1802S)
VT1802S 75_1%_05
VT1802S 3.3K_1%_04
FOR VOLUMN ADJUST
VT1802S 10u
VT1802S 10u
PC BEEP
Please Let LC Filter
together and close to
Codec.IF Speaker
wire length is less
than 8000mils It don't
need the LC Filter.
2
1
J_SPK1
D03
INT_MIC_OUT
INT_MIC
MIC2-VREFO
HDA_RST#R
MIC2_L
MIC2_R
AZ_SDOUT_R
AZ_SYNC_R
BEEP_L
SPKOUTL-
LDO_CAP
MIC1-VREFO-R
MIC2-VREFO
CBP-ALC269
CBN-AL269
OPVEE-ALC269
MIC1-R_R
MIC1-L_R
_L
SPKOUTL-_L
SPKOUTR-
SPKOUTL-
SPKOUTR-
MIC1_L
MIC1_R
MIC1_R
MIC1_L
MIC1-VREFO-L
MIC1-VREFO-R
INT_MIC
MIC1-VREFO-L
EAPD_MODE
BEEP_R
VREF-ALC269
SENSE_A
EAPD_MODE
JDREF
AZ_BITCLK_R
AZ_SDIN0_R
PCBEEP
HDA_RST#R
HDA_RST#
DMIC_CLK_R
DMIC_DAT_R
5VS
5VS_AUD
5VS
3.3VS
3.3VS_AUD
3.3VS_AUD
AUDG
AUDG
3.3VS_AUD
AUDG
PVDD1_2
3.3VS_AUD
5VS
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
3.3VS
3.3VS
3.3V
5VS
12,19,20,30,33,34,35,37,41,42
3.3VS
3,6,9,10,11,12,19,20,21,22,23,24,26,27,28,29,30,31,32,33,34,36,37,41
MIC_SENSE
33
HP_SENSE
33
HDA_SPKR
20
BEEP
36
KBC_MUTE#
36
HDA_SDIN0
20
HEADPHONE-R
33
HEADPHONE-L
33
SPKOUTR-
33
33
MIC1-R
33
MIC1-L
33
HDA_RST#
20,36
INT_MIC_OUT
30
5VS
12,19,20,30,33,34,35,37,41,42
3.3V
2,3,12,17,20,24,25,28,29,31,33,37,38,40,42
HDA_BITCLK
20
HDA_SYNC
20
HDA_SDOUT
20
MIC_CLK
30
MIC_DAT
30
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-W65J0-D01
1.0
[35]AUDIO CODEC VT1802S
Custom
35
46
Wednesday, February 12, 2014
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W65J4-001
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-W65J0-D01
1.0
[35]AUDIO CODEC VT1802S
Custom
35
46
Wednesday, February 12, 2014
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W65J4-001
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-W65J0-D01
1.0
[35]AUDIO CODEC VT1802S
Custom
35
46
Wednesday, February 12, 2014
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W65J4-001
C478
100p_50V_NPO_04
C478
100p_50V_NPO_04
C462
180p_50V_NPO_04
C462
180p_50V_NPO_04
Q10
*MTN7002ZHS3
Q10
*MTN7002ZHS3
G
D
S
R276
3.3K_1%_04
R276
3.3K_1%_04
C877
*0.1u_16V_Y5V_04
C877
*0.1u_16V_Y5V_04
C458
0.1u_16V_Y5V_04
C458
0.1u_16V_Y5V_04
C672
0.1u_16V_Y5V_04
C672
0.1u_16V_Y5V_04
JP3
*10mil_short
JP3
*10mil_short
C468
180p_50V_NPO_04
C468
180p_50V_NPO_04
R289
39.2K_1%_04
R289
39.2K_1%_04
C668
10u_6.3V_X5R_06
C668
10u_6.3V_X5R_06
C437
0.1u_16V_Y5V_04
C437
0.1u_16V_Y5V_04
R300
33_04
R300
33_04
L47
FCM1608K-121T06
L47
FCM1608K-121T06
L41
*HCB1005KF-121T20
L41
*HCB1005KF-121T20
C457
10u_6.3V_X5R_06
C457
10u_6.3V_X5R_06
C681
0.1u_16V_Y5V_04
C681
0.1u_16V_Y5V_04
C476
0.1u_16V_Y5V_04
C476
0.1u_16V_Y5V_04
R742
0_04
R742
0_04
C438
*1u_6.3V_X5R_04
C438
*1u_6.3V_X5R_04
R268
75_04
R268
75_04
R288
5.1K_1%_04
R288
5.1K_1%_04
RN18
22_8P4R_04
RN18
22_8P4R_04
8
1
7
2
6
5
3
4
R298
100K_04
R298
100K_04
JP2
*10mil_short
JP2
*10mil_short
C641
22p_50V_NPO_04
C641
22p_50V_NPO_04
C472
10u_6.3V_X5R_06
C472
10u_6.3V_X5R_06
R275
75_04
R275
75_04
R290
20K_1%_04
R290
20K_1%_04
C465
*1u_6.3V_X5R_04
C465
*1u_6.3V_X5R_04
R310
4.7K_04
R310
4.7K_04
C679
*0.1u_16V_Y5V_04
C679
*0.1u_16V_Y5V_04
J_SPKL1
85204-02001
J_SPKL1
85204-02001
1
2
NC2
NC1
C665
100p_50V_NPO_04
C665
100p_50V_NPO_04
R291
*15mil_short_06
R291
*15mil_short_06
D14 RB751S-40C2
D14 RB751S-40C2
A
C
R277
3.3K_1%_04
R277
3.3K_1%_04
C466
10u_6.3V_X5R_06
C466
10u_6.3V_X5R_06
R711
*10K_04
R711
*10K_04
C456
*10u_6.3V_X5R_06
C456
*10u_6.3V_X5R_06
C485
0.1u_16V_Y5V_04
C485
0.1u_16V_Y5V_04
L50
HCB1005KF-121T20
L50
HCB1005KF-121T20
C482
100p_50V_NPO_04
C482
100p_50V_NPO_04
C878
*0.1u_16V_Y5V_04
C878
*0.1u_16V_Y5V_04
R309
47K_04
R309
47K_04
C447
0.1u_16V_Y5V_04
C447
0.1u_16V_Y5V_04
R748
0_04
R748
0_04
D13 *RB751S-40C2
D13 *RB751S-40C2
A
C
C483
1u_6.3V_X5R_04
C483
1u_6.3V_X5R_04
C445
2.2u_6.3V_X5R_04
C445
2.2u_6.3V_X5R_04
R319
*10K_04
R319
*10K_04
L44
HCB1005KF-121T20
L44
HCB1005KF-121T20
R710
*10K_04
R710
*10K_04
L46
FCM1608K-121T06
L46
FCM1608K-121T06
C
A
A
D15
BAT54CS3
C
A
A
D15
BAT54CS3
1
2
3
D12 RB751S-40C2
D12 RB751S-40C2
A
C
C487
100p_50V_NPO_04
C487
100p_50V_NPO_04
C683
10u_6.3V_X5R_06
C683
10u_6.3V_X5R_06
C441
10u_6.3V_X5R_06
C441
10u_6.3V_X5R_06
C442
10u_6.3V_X5R_06
C442
10u_6.3V_X5R_06
C460
100p_50V_NPO_04
C460
100p_50V_NPO_04
R557
*0_04
R557
*0_04
C684
10u_6.3V_X5R_06
C684
10u_6.3V_X5R_06
C440
*10u_6.3V_X5R_06
C440
*10u_6.3V_X5R_06
R299
10K_04
R299
10K_04
R741
0_04
R741
0_04
C680
*10u_6.3V_X5R_06
C680
*10u_6.3V_X5R_06
R558
0_04
R558
0_04
C475
10u_6.3V_X5R_06
C475
10u_6.3V_X5R_06
R301
1M_04
R301
1M_04
C446
2.2u_6.3V_X5R_04
C446
2.2u_6.3V_X5R_04
R540
3.3K_1%_04
R540
3.3K_1%_04
DIGITAL
ANALOG
U18
VT1802S
DIGITAL
ANALOG
U18
VT1802S
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
-V
REF
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
GN
D
49
C481
0.1u_16V_Y5V_04
C481
0.1u_16V_Y5V_04
R539
1K_04
R539
1K_04
C682
0.1u_16V_Y5V_04
C682
0.1u_16V_Y5V_04
Sheet 35 of 46
AUDIO CODEC
VT1802S
Summary of Contents for W650SJ
Page 1: ...W650SJ ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer W650SJ Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 46: ...Disassembly 2 22 2 Disassembly ...
Page 49: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 50: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 51: ...COMBO A 5 A Part Lists COMBO 非耐落 Figure A 3 COMBO ...
Page 52: ...A 6 DVD DUAL A Part Lists DVD DUAL Figure A 4 DVD DUAL 非耐落 ...
Page 53: ...HDD A 7 A Part Lists HDD Figure A 5 HDD ...
Page 54: ...A 8 2nd HDD A Part Lists 2nd HDD Figure A 6 2nd HDD ...
Page 55: ...LCD A 9 A Part Lists LCD Figure A 7 LCD ...
Page 56: ...A 10 A Part Lists ...
Page 104: ...Schematic Diagrams B 48 B Schematic Diagrams ...
Page 107: ...www s manuals com ...