Audio Codec Vt1802P - Clevo W110ER Service Manual

Schematic Diagrams

AUDIO CODEC VT1802P

CODEC (ALC269 & VT1802P)
GND
18
34
5VS_AUD
Sheet 33 of 48
AUDIO CODEC
VT1802P
3.3VS_AUD
5VS
AZ_RST#
PD#
LEFT
SPKOUTR+
FCM1005KF-121T03
RIGHT
SPKOUTR-
FCM1005KF-121T03
B - 34 AUDIO CODEC VT1802P
C278 0.1u_16V_Y5V_04
C213 0.1u_16V_Y5V_04
C290 0.1u_16V_Y5V_04
C251 0.1u_16V_Y5V_04
AUDG
PULL HIGH 3.3VS_AUD FOR VT1802P
PD# Control AZ_RST# For 3.3V 3.3VS L11 3.3VS_AUD
PULL HIGH 5VS_AUD FOR ALC269VB
HCB1005KF-121T20
HDA Link De -pop
5VS_AUD 3.3VS_AUD
D13
C225
1 A
HDA_RST#
C 3 R144 R653 0.1u_16V_Y 5V_04
2
A
KBC_MUTE#
*10K_04 10K_04
BAT54AS3
PD#
Q10
G
R140 *100K_04 *2N7002W D27
RB751V
3.3VS_AUD
Q9
HDA_RST# G *BSS138_NL
R660 100K_04
AZ_RST# For 1.5V
HDA Link De-pop
Layout Note:
Very close to
Audio Codec
R148 22_04
18 HDA_SDIN0
R285
18 HDA_SDOUT
R149
18 HDA_BITCLK
D S
Q8 R139
18 HDA_SY NC
MTN7002ZHS3
PC BEEP D12
HDA_RST#
BAT54CW(lision) 5VS R147
1
A
34 KBC_BEEP
3
C BEEP R143 10K_04
2 A
18 HDA_SPKR
R146 5.1K_04
C220 100p_50V_NPO_04
Spe ake r w ire length less tha n 8000mils ,
It don't ne ed LC Filter.
20m s
SPKOUTR+,R-,L+,L- Trace w idth
Spe ake r 4 ohm ------> 40m ils
Spe ake r 8 ohm ------> 20m ils
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
EMI Require
nee d the LC Filte r.
L16
FCM1005KF-121T03
SPKOUTL+ SPKOUTL+_L
VT1802P change 100pF on
C242
C242/C241/C233/C234 &
C243
C243/C235 change to 1uF
100p_50V_NPO_04
*1u_10V_Y5V_06
L15
SPKOUTL- SPKOUTL-_L
FCM1005KF-121T03 C241
J_SPK1
La yout note : 100p_50V_NPO_04
Close to codec
85205-04001
L12 C235
*1u_10V_Y 5V_06 SPKOUTR+_R
SPKOUTR-_R
L13
C233 C234
100p_50V_NPO_04 100p_50V_NPO_04
6-20-41120-104
10/20
C241,C242,C243,C233,C234,C235¤£¤W¥ó(¸Ñ¨M³â¥zµLÁn°ÝÃD)
PVDD1_2
R154
*15mil_short_06
C250 C228
10u_10V_Y5V_08
0.1u_16V_Y5V_04
C227 C229
0.1u_16V_Y5V_04 *10u_6.3V_X5R_06
C249 C264
C224 C222
10u_10V_Y5V_08 0.1u_16V_Y5V_04 0.1u_16V_Y5V_04
0.1u_16V_Y5V_04
U10
4 13 SENSE_A
PD# Sense A
14
LINE2-L
LINE2-L
40 15
SPKOUTL+ LINE2-R
SPK-L+ LINE2-R
SPKOUTL- 41
SPK-L-
16 MIC2_L C231
MIC2-L
44 17
SPKOUTR- MIC2_R C232
SPK-R- MIC2-R
SPKOUTR+ 45
SPK-R+
18 SENSE-B
47 Sense-B
EAPD_MODE
SPDIFC2/EAPD
48 19
JDREF
SPDIFO JDREF
20 MONO-OUT
MONO-OUT
DMIC-DAT 2
GPIO0-DMIC-DAT
3 21
DMIC-CLK MIC1-L_R C248
GPIO1-DMIC-CLK MIC1-L
22 MIC1-R_R
C223 22p_50V_NPO_04 C263
MIC1-R
DIGITAL ANALOG
23
LINE1-L
LINE1-L
HDA_SDOUT_R 5 24 LINE1-R
22_04
SDATA-OUT LINE1-R
6 27
22_04 HDA_BITCLK_R VREF-ALC269
6-03-02695-030
BIT-CLK VREF
HDA_SDIN0_R 8 28 LDO_CAP
22_04
SDATA-IN LDO_CAP
30 MIC1-VREFO-R
MIC1-VREFO-R
10 29
HDA_SYNC_R MIC2-VREFO
SYNC MIC2-VREFO
HDA_RST#_R 11 32 HEADPHONE-L
22_04
RESET# HP-OUT-L 33
HEADPHONE-R
HP-OUT-R
12
BEEP_R PCBEEP
PCBEEP
35 CBN-AL269
C268
CBN
C221 1u_6.3V_X5R_04
36
CBP-ALC269
CBP
34 OPVEE-ALC269
OPVEE
VT1802P_A3
AUDG
AUDG MIC1-VREFO-L
Therm al Pad place 9 R654 0_04
AUDG
VT1802P±µAUDG
Via hole.
R655 *0_04
ALC269Q±µGND
VT1802P Pin 49
HEADPHONE-R R142
connect to AGND
HEADPHONE-L
R161
1/16 valueÅܧó(BUG35)
MIC2_L
MIC2_R
MIC1-L_R
MIC1-R_R
1
2
3
R171 R165 R156 R155
4
*3M_06 *3M_06 *3M_06 *3M_06 C798
VT1802P: 3M resister on Mic1_L/R and Mic2_L/R for
avoid noise AUDG
3,9,10,11,12,18,19,20,21,22,23,24,25,27,28,30,31,32,34,35,40
Layout note:
EMI Require
GND and AUDG space is
5VS
60mils ~ 100mils
C802 0.1u_16V_Y 5V_04
JP2 *10mil_short_04
JP1 *10mil_short_04
C214 0.1u_16V_Y 5V_04
VT1802P ¤£¤W¥ó
C291 0.1u_16V_Y 5V_04
5VS_AUD L18 5VS
*HCB1005KF-121T20
C275 C274 C230
10u_10V_Y 5V_08
10u_6.3V_X5R_06 *1u_6.3V_Y5V_04
ANALOG DIGITAL
AUDG
JD_SENSE
R153 20K_1%_04
VT1802P 3.3K_04
R152 39.2K_1%_04 JD_SENSE_B
MIC2-VREFO R12 3.3K_1%_04
10u_6.3V_X5R_06 INT_MIC R151 1K_04 INT_MIC1
10u_6.3V_X5R_06
NEAR CODEC C226 VT1802P 100P
C1
VT1802P R162=5.1K_1%_04
*0.022u_16V_X7R_04 100p_50V_NPO_04
C231/C232/C248/C263 changed to 10uF
R162 5.1K_1%_04
C240 100p_50V_NPO_04
10u_6.3V_X5R_06 MIC1_L AUDG
MIC1_R
10u_6.3V_X5R_06
MIC1_R R170 1K_04 MIC1-R
VT1802P C276 10u MIC1_L R163 1K_04 MIC1-L
C265 0.1u_16V_Y5V_04
C276 10u_6.3V_X5R_06 MIC1-VREFO-L R164 3.3K_1%_04
MIC1-VREFO-R R169 3.3K_1%_04
C266 *10u_6.3V_X5R_06
VT1802P R164,R169=3.3K_1%_04
VT1802P NC PIN
AUDG
JD_SENSE
2.2u_6.3V_X5R_06
MIC1-R L17 FCM1005KF-600T03
MIC1-L
L19 FCM1005KF-600T03
C267
C285 C273
VT1802P
2.2u_6.3V_X5R_06 100p_50V_NPO_04 100p_50V_NPO_04
L17/L19/L10/L14 change
to 60 ohm_100 hz
AUDG
JD_SENSE_B
62_04 L10 FCM1005KF-600T03
62_04 L14 FCM1005KF-600T03
R160 R141 C239 C219
*1K_04 *1K_04 100p_50V_NPO_04 100p_50V_NPO_04
AUDG
HDA_SDOUT_R
HDA_SDIN0_R
HDA_SYNC_R
HDA_RST#_R
C799 C800 C801
3,6,9,10,35,37,38 1.5V
11,18,24,25,28,32,35,40,41,42 5VS
3.3VS
AUDG
2 1
J_INTMIC1
1
2
88266-02001
5
J_MIC1
4
3 R
2
6 L
1
2SJ-T351-S23
MIC IN
BLACK
6-20-B2800-106
5
J_HP1
4
3 R
2
6 L
1
2SJ-T351-S23
HEADPHONE
BLACK
6-20-B2800-106