INT_MIC
Q25
*2SK3018S3
G
D
S
MIC1_L
C558
*180p
_50V
_N
P
O
_04
HEADPHONE-L
C559
*180p
_50V
_N
P
O
_0
4
MIC1-VREFO-L
MIC1_R
MIC1-VREFO-R
Z3001
MIC1_L
ALC269 20K_1%_04
VT1802P 5.1K_1%_04
MIC1_R
R445
0_04
Z3006
3.3VS_AUD
L31
*FCM1608K-121T06_short
L30
*FCM1608K-121T06_short
R418
*28mil_06
C492
*10u_10V_Y5V_08
R419
3.3K_1%_04
C334
22p_50V_NPO_04
R268
4.7K_04
D16
*RB751S-40C2
A
C
R425
1K_04
C170
10u_6.3V_X5R_06
C336
100p_50V_NPO_04
C491
*180p_50V_NPO_04
R265
*100K_04
R405
5.1K_1%_04
R254
47K_04
EMI Require
C480
*180p_50V_NPO_04
C169
10u_6.3V_X5R_06
C510
10u_6.3V_X5R_06
C481
0.1u_16V_Y 5V_04
C494
10u_6.3V_X5R_06
R267
*10K_04
C502
0.1u_16V_Y5V_04
C159
*0.022u_16V_X7R_04
C507
2.2u_6.3V_X5R_06
C158
100p_50V_NPO_04
C335
0.1u_16V_Y5V_04
LDO_CAP
C514
0.1u_16V_Y5V_04
C493
10u_6.3V_X5R_06
R422
*28mil_06
DIGITAL
ANALOG
U24
VT1802P_A3_CHINA
6-03-01802-032
QFN48_7M
DVDD
1
1
GPIO0
2
GPIO1
3
PD#
4
SDATA-OUT
5
BIT-CLK
6
D
VSS2
7
SDATA-IN
8
DV
D
D-
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
AV
SS1
26
VREF
27
LDO_CAP
28
MIC2-VREFO
29
MIC1-VREFO-R
30
MI
C
1
-V
R
E
F
O
-L
31
HP-OUT-L
32
AV
SS2
37
OPVEE
34
CBN
35
CBP
36
HP-OUT-R
33
PV
D
D
1
39
SPK-L+
40
SPK-L-
41
PV
S
S1
42
PV
S
S2
43
SPK-R+
45
SPK-R-
44
PV
D
D
2
46
SPDIFC2/EAPD
47
SPDIFO
48
AVD
D
2
38
AVD
D
1
25
GN
D
49
C501
0.1u_16V_Y5V_04
C506
2.2u_6.3V_X5R_06
J_SPKL1
85204-02001
85204-02R
6-20-43150-102
1
2
C503
0.1u_16V_Y5V_04
C337
10u_10V_Y 5V_08
R392
39.2K_1%_04
C508
*10u_10V_Y 5V_08
VT1802P Pull up 100K
ALC269 Pull up 220K
.
L32
*HCB1005KF-121T20
R251
33_04
Headphone Anti-Pop Circuit
C505
*10u_6.3V_X5R_06
C479
10u_10V_Y 5V_08
J_INTMIC1
88266-02001
88266-2L
6-20-63120-102
1
2
C484
0.1u_16V_Y5V_04
5VS
5VS_AUD
3.3V
3.3VS
C500
22u_6.3V_X5R_08
5VS
PVDD1_2
DVDD_IO
3.3VS_AUD
3.3VS
5VS
5VS
R426
1K_04
R391
20K_1%_04
R103
1K_04
C490
100p_50V_NPO_04
C504
10u_10V_Y5V_08
C332
1u_6.3V_X5R_04
C482
0.1u_16V_Y 5V_04
R104
3.3K_1%_04
R420
3.3K_1%_04
C495
0.1u_16V_Y 5V_04
C496
0.1u_16V_Y5V_04
VT1802P±µAUDG
ALC269±µGND
C
A
A
D17
BAT54CS3
1
2
3
Z3007
HDA_RST#
EAPD_MODE
ALC269 4.7K_04
VT1802P 3.3K_1%_04
ALC269 680P
VT1802P 100P
ALC269 4.7u
VT1802P 10u
Close to Codec
40mil
C511
*1u_6.3V_X5R_04
BEEP_R
40mil
ALC269 10u
VT1802P NC
ALC269 2.2u; VT1802P 10u
SPKOUTL-
Close to Codec
AL269 2.2K_04
VT1802P 3.3K_1%_04
6-13-33011-28B
R419 & R420
Layout Note:
Very close to
Audio Codec
For 3.3V HDA Link.
OPVEE-ALC269
CBP-ALC269
MIC2_R
SPKOUTL-
MIC2_L
MIC1-R_R
MIC1-L_R
SENSE_A
HEADPHONE-R
EAPD_MODE
SPKOUTR-
AZ_RST#
6m s
5VS
6m s
3.3VS_AUD
PD#
20m s
SPEAK ER D ISAB LE
SPEAK ER D ISAB LE
DMIC-DAT
DMIC-CLK
EAPD_MODE
MIC_SENSE
[32,33]
HDA_RST#
[14]
HDA_SYNC
[14]
HDA_SDOUT
[14]
HDA_BITCLK
[14]
HP_SENSE
[32,33]
HDA_SPKR
[14]
KBC_BEEP
[29]
KBC_MUTE#
[29]
3.3VS
[3,9,10,11,12,13,14,15,16,17,18,19,20,21,25,26,27,28,29,31,32,33,34,39]
5VS
[12,13,14,21,27,32,34,39]
3.3V
[2,3,6,11,27,28,31,33,34,37,38]
Z3003
R393
*20mil_04
Q27
*2N3906
B
E
C
MIC2-VREFO
AZ_SDIN0_R
MIC1-VREFO-R
Close to J_INTMIC1
HEADPHONE-L
HEADPHONE-R
CBN-AL269
D03
R404
*0_04
Z3004
R390
0_04
Close to Codec
S
D
G
Q14B
*MTDK5S6R
5
3
4
S
D
G
Q14A
*MTDK5S6R
2
6
1
C489
*0.1u_16V_Y5V_04
R446
*1K_04
C483
*1u_6.3V_X5R_04
D03
R272
100K_04
C531
*10u_6.3V_X5R_06
DIGITAL
ANALOG
Very close to Audio Codec
La yout note :
GND a nd AUDG spa ce is
60m ils ~ 100m ils
R448
*1K_04
MONO-OUT
R447
*4.7K_04
ALC269 ¤W¥ó
VT1802P ¤£¤W¥ó
AUDG
AUDG
3.3VS_AUD
AUDG
SPDIFO
VT1802P
ALC269 VB
AUDIO CODEC (2W)
LINE2-L
C556
*180p_50V_NPO_04
LINE2-R
C533 100p_50V_NPO_04
AUDG
SENSE-B
_L
SPKOUTL-
MIC2-VREFO
40mil
LINE1-L
MIC1-VREFO-L
LINE1-R
C
A
A
D15
BAT54AS3
1
2
3
VREF-ALC269
Q26
*BTN3904
B
E
C
HDA_RST#
Spea ke r 4 ohm ------> 40m ils
,R-,L+,L- Tra ce width
Spea ke r w ire le ngth le ss than 8000mils , It don't nee d LC Filte r.
Spea ke r 8 ohm ------> 20m ils
[32]
SPKOUTR-
[32]
SPDIFO
[33]
Q28
*BTN3904
B
E
C
INT_MIC_R
MIC2_R
MIC2_L
D03
2nd: 6-03-01802-031
ALC269 4.7u
VT1802P 10u
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
AUDG
Z3005
R266
10K_04
PD#
ALC269 5VS
VT1802P 3.3VS_AUD
VT1802P
¤W ¥ó100p_50V_N PO_04
VT1802P
¤W¥ó100p_50V_N PO_04
BEEP_C
BEEP
HDA_RST#
FOR VOLUMN
ADJUST
JDREF
HEADPHONE-R
[32,33]
HDA_SDIN0
[14]
MIC1-L
[32,33]
MIC1-R
[32,33]
HEADPHONE-L
[32,33]
R271
0_04
SPKOUTL-_L
R270
*0_04
Z3002
AZ_RST# For 1.5V HDA
Link De -pop
Q53 --¥Î MTDK5S6R
SPKOUTR-
C557
*180p
_50V
_N
P
O
_04
Sheet 30 of 47
AUDIO CODEC
VT1802P
Schematic Diagrams
AUDIO CODEC VT1802P B - 31
B.Schematic Diagrams
AUDIO CODEC VT1802P
Содержание W25CEV
Страница 1: ...W25CEV W25CEW ...
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer W25CEV W25CEW Service Manual ...
Страница 24: ...Introduction 1 12 1 Introduction ...
Страница 47: ...Top A 3 A Part Lists Top 灰色 尚盟 Figure A 1 Top ...
Страница 48: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom 長騰 非耐落 ...
Страница 49: ...HDD A 5 A Part Lists HDD Figure A 3 HDD ...
Страница 50: ...A 6 DVD A Part Lists DVD Figure A 4 DVD ...
Страница 51: ...LCD A 7 A Part Lists LCD 頭厚 Figure A 5 LCD ...
Страница 52: ...A 8 A Part Lists ...
Страница 103: ...www s manuals com ...