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Schematic Diagrams
B - 34 AUDIO CODEC VT1802P
B.Schematic Diagrams
AUDIO CODEC VT1802P
L13
FCM1005KF-121T03
C266
*10u_6.3V_X5R_06
C802
0.1u_16V_Y 5V_04
Q10
*2N7002W
G
D
S
C278
0.1u_16V_Y5V_04
R141
*1K_04
C242
100p_50V_NPO_04
C229
*10u_6.3V_X5R_06
C290
0.1u_16V_Y5V_04
L12
FCM1005KF-121T03
R160
*1K_04
C221 1u_6.3V_X5R_04
R146
5.1K_04
C291
0.1u_16V_Y 5V_04
R654
0_04
MIC2-VREFO
C251
0.1u_16V_Y5V_04
C243
*1u_10V_Y5V_06
C264
0.1u_16V_Y5V_04
MIC2_R
MIC2_L
C241
100p_50V_NPO_04
L14
FCM1005KF-600T03
C250
0.1u_16V_Y5V_04
PULL HIGH 3.3VS_AUD FOR VT1802P
PULL HIGH 5VS_AUD FOR ALC269VB
DMIC-CLK
DMIC-DAT
R163
1K_04
C213
0.1u_16V_Y5V_04
C219
100p_50V_NPO_04
C
A
A
D12
BAT54CW(lision)
1
2
3
HDA_SYNC_R
R140
*100K_04
C228
10u_10V_Y5V_08
C214
0.1u_16V_Y 5V_04
BEEP_R
C276
10u_6.3V_X5R_06
PCBEEP
HDA_SDIN0_R
R164
3.3K_1%_04
LDO_CAP
SPKOUTL-
C249
0.1u_16V_Y5V_04
C226
*0.022u_16V_X7R_04
MIC2-VREFO
MIC1-VREFO-R
L18
*HCB1005KF-121T20
L10
FCM1005KF-600T03
C232
10u_6.3V_X5R_06
OPVEE-ALC269
CBN-AL269
CBP-ALC269
HEADPHONE-R
Q9
*BSS138_NL
G
D
S
C220
100p_50V_NPO_04
HEADPHONE-L
C
A
A
D13
BAT54AS3
1
2
3
MIC1-R_R
R152
39.2K_1%_04
R12
3.3K_1%_04
LINE1-R
LINE1-L
R161
62_04
MIC1-L_R
SENSE-B
R
L
J _MIC1
2SJ-T351-S23
2
6
5
3
1
4
_L
MONO-OUT
C227
0.1u_16V_Y5V_04
R153
20K_1%_04
LINE2-L
JD_SENSE
LINE2-R
R143
10K_04
C222
0.1u_16V_Y5V_04
JD_SENSE_B
C230
*1u_6.3V_Y5V_04
L15
FCM1005KF-121T03
SPKOUTR-
SPKOUTL-
R151
1K_04
R169
3.3K_1%_04
C273
100p_50V_NPO_04
L11
HCB1005KF-121T20
R144
*10K_04
MIC1_R
MIC1_L
C248
10u_6.3V_X5R_06
R154
*15mil_short_06
C267
2.2u_6.3V_X5R_06
C233
100p_50V_NPO_04
L17
FCM1005KF-600T03
DIGITAL
ANALOG
U10
VT1802P_A3
DV
DD
1
1
GPIO0-DMIC-DAT
2
GPIO1-DMIC-CLK
3
PD#
4
SDATA-OUT
5
BIT-CLK
6
DV
S
S
2
7
SDATA-IN
8
DV
D
D
-I
O
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
AVS
S
1
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
AVS
S
2
37
OPVEE
34
CBN
35
CBP
36
HP-OUT-R
33
P
V
DD1
39
SPK-L+
40
SPK-L-
41
P
VSS1
42
P
VSS2
43
SPK-R+
45
SPK-R-
44
PV
D
D
2
46
SPDIFC2/EAPD
47
SPDIFO
48
AV
D
D
2
38
AV
D
D
1
25
GND
49
MIC1_R
JP1
*10mil_short_04
R162
5.1K_1%_04
MIC1-VREFO-L
MIC1_L
C263
10u_6.3V_X5R_06
MIC1-L
MIC1-VREFO-R
L16
FCM1005KF-121T03
R170
1K_04
C285
100p_50V_NPO_04
C265
0.1u_16V_Y5V_04
C235
*1u_10V_Y 5V_06
R
L
J_HP1
2SJ-T351-S23
2
6
5
3
1
4
C231
10u_6.3V_X5R_06
L19
FCM1005KF-600T03
C234
100p_50V_NPO_04
C275
10u_6.3V_X5R_06
C239
100p_50V_NPO_04
C1
100p_50V_NPO_04
R148
22_04
VT1802P: 3M resister on Mic1_L/R and Mic2_L/R for
avoid noise
BEEP
C268
2.2u_6.3V_X5R_06
C225
0.1u_16V_Y 5V_04
C240
100p_50V_NPO_04
R142
62_04
JP2
*10mil_short_04
AUDG
AUDG
MIC1-VREFO-L
5VS_AUD
5VS
AUDG
AUDG
AUDG
3.3VS
5VS_AUD
5VS_AUD
5VS
3.3VS_AUD
PVDD1_2
HDA_RST#_R
AUDG
VT1802P
L17/L19/L10/L14 change
to 60 ohm_100 hz
JD_SENSE_B
Spe ake r 4 ohm ------> 40m ils
AUDG
AUDG
Spe ake r 8 ohm ------> 20m ils
KBC_BEEP
34
HDA_SPKR
18
GND
AUDG
5VS
11,18,24,25,28,32,35,40,41,42
1.5V
3,6,9,10,35,37,38
3.3VS
3,9,10,11,12,18,19,20,21,22,23,24,25,27,28,30,31,32,34,35,40
HDA_RST#
18
KBC_MUTE#
34
HDA_SDIN0
18
EMI Require
HDA_SDOUT
18
HDA_BITCLK
18
HDA_SY NC
18
HEADPHONE
6-20-B2800-106
BLACK
La yout note :
Close to codec
VT1802P Pin 49
connect to AGND
ANALOG
DIGITAL
HDA_SDOUT_R
Therm al Pad place 9
Via hole.
GND and AUDG space is
60mils ~ 100mils
Spe ake r w ire length less tha n 8000mils ,
It don't ne ed LC Filter.
5VS
Layout note:
AZ_RST#
20m s
PD#
3.3VS_AUD
,R-,L+,L- Trace w idth
MIC1-R
BLACK
6-20-B2800-106
MIC IN
JD_SENSE
MIC1-L
ALC269Q±µGND
VT1802P±µAUDG
HEADPHONE-L
AUDG
3.3VS_AUD
INT_MIC
J_SPK1
85205-04001
1
2
3
4
EAPD_MODE
R139
22_04
6-03-02695-030
C224
10u_10V_Y5V_08
INT_MIC1
VREF-ALC269
SENSE_A
SPKOUTR-_R
_R
HDA_RST#
AZ_RST# For 3.3V
HDA Link De -pop
PD# Control
AZ_RST# For 1.5V
HDA Link De-pop
SPKOUTR-
R149
22_04
6-20-41120-104
HDA_SDOUT_R
R171
*3M_06
C223
22p_50V_NPO_04
LEFT
SPKOUTL-_L
VT1802P change 100pF on
C242/C241/C233/C234 &
C243/C235 change to 1uF
R165
*3M_06
VT1802P ¤£¤W¥ó
R156
*3M_06
R660
100K_04
JDREF
NEAR CODEC
VT1802P R162=5.1K_1%_04
C231/C232/C248/C263 changed to 10uF
VT1802P C276 10u
VT1802P NC PIN
R155
*3M_06
J_INTMIC1
88266-02001
2
1
AUDG
HDA_SDIN0_R
C274
10u_10V_Y 5V_08
Q8
MTN7002ZHS3
G
D
S
CODEC (ALC269 & VT1802P)
R147
22_04
D27
RB751V
A
C
MIC1-R
MIC2_R
MIC2_L
RIGHT
EMI Require
VT1802P 3.3K_04
2
1
VT1802P R164,R169=3.3K_1%_04
VT1802P 100P
1/16 valueÅܧó(BUG35)
R655
*0_04
HDA_SYNC_R
HDA_BITCLK_R
10/20
C241,C242,C243,C233,C234,C235¤£¤W¥ó(¸Ñ¨M³â¥zµLÁn°ÝÃD)
R285
22_04
HEADPHONE-R
HDA_RST#_R
MIC1-L_R
MIC1-R_R
5VS
C799
22
p_50V
_N
P
O
_0
4
C800
22
p_50V
_N
P
O
_0
4
C801
22
p_50
V
_
N
P
O
_
0
4
HDA_RST#
C798
22
p_50V
_N
P
O
_0
4
PC BEEP
Layout Note:
Very close to
Audio Codec
Plea se Let LC Filter toge the r a nd close to Code c.IF
Spe ake r w ire length is le ss tha n 8000m ils It don't
nee d the LC Filte r.
R653
10K_04
3.3VS_AUD
PD#
Sheet 33 of 48
AUDIO CODEC
VT1802P
Summary of Contents for w110er
Page 1: ...W110ER W110ERF ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer W110ER W110ERF Service Manual ...
Page 12: ...Preface X Preface ...
Page 26: ...Introduction 1 12 1 Introduction ...
Page 42: ...Disassembly 2 16 2 Disassembly ...
Page 45: ...Part Lists Top A 3 A Part Lists Top Figure A 1 Top ...
Page 46: ...Part Lists A 4 Bottom A Part Lists Bottom Figure A 1 Bottom ...
Page 47: ...Part Lists MB A 5 A Part Lists MB Figure A 2 MB ...
Page 48: ...Part Lists A 6 A Part Lists LCD Figure A 3 LCD ...
Page 49: ...Part Lists HDD A 7 A Part Lists HDD Figure A 4 HDD ...
Page 50: ...Part Lists A 8 A Part Lists ...
Page 100: ...Schematic Diagrams B 50 B Schematic Diagrams ...