Audio Codec Vt1802P - Clevo W150ERQ Service Manual

Schematic Diagrams

Audio Codec VT1802P

CODEC (ALC269 & VT1802P)
PD# Control
24,35,36
5VS_AUD
Sheet 35 of 51
AZ_RST# For 1.5V
HDA Link De-pop
Audio Codec
VT1802P
20 HDA_SDOUT
20 HDA_BITCLK
20 HDA_SYNC
B - 36 Audio Codec VT1802P
3.3VS_AUD 1.5VS
R489 *0_04
R483 *10mil_short
AZ_RST# For 3.3V VT1802P ±µR533
HDA Link De-pop
ALC269 ±µR518
3.3VS 3.3VS_AUD
D6 *RB751S-40C2 L49
EAPD_MODE C A
5VS_AUD 3.3VS_AUD HCB1005KF-121T20
D21 RB751S-40C2
C A
C672
20 HDA_RST#
R486 R480
D20 RB751S-40C2 0.1u_16V_Y5V_04
C A *10K_04 10K_04
KBC_MUTE#
Q35 3.3VS_AUD
R493 *100K_04 G *2N7002W
Q34 R515
HDA_RST# G *BSS138_NL
100K_04
3.3V
Layout Note:
Layout Note:
29 SPDIFO
Close to PCH R268 Very close to
Audio Codec
C647 22p_50V_NPO_04 *10K_04
R266
20 HDA_SDIN0
R450 22_04
R413 22_04
R445 22_04
D S
Q16 MTN7002ZHS3
R530 1M_04
HDA_RST# R516 22_04
FOR VOLUMN ADJUST
5VS
D7 R273 47K_04 BEEP_R
PC BEEP
BAT54CS3
1
A R274 4.7K_04
36 KBC_BEEP
C 3 BEEP
2 A C492 100p_50V_NPO_04
20 HDA_SPKR
Ple a se Let LC Filter
3.3VS_AUD
toge the r and close to
Code c.IF Spe aker
5VS wire le ngth is le ss
tha n 8000mils It don't
20m s
nee d the LC Filter.
AZ_RST#
PD#
Spe aker w ire length less tha n 8000mils , It don't nee d LC Filte r.
SPKOUTR+,R-,L+,L- Tra ce w idth
Spe aker 4 ohm------> 40mils
Spe aker 8 ohm------> 20mils
PVDD1_2
R257
*15mil_short_06
C465 C462
0.1u_16V_Y 5V_04 10u_6.3V_X5R_06
C482 C481
10u_6.3V_X5R_06 0.1u_16V_Y5V_04
C467 C471
*0.1u_16V_Y 5V_04 *10u_6.3V_X5R_06
C473 C472
C495 C468
10u_6.3V_X5R_06 0.1u_16V_Y 5V_04
0.1u_16V_Y 5V_04 10u_6.3V_X5R_06
PD#
U16
4 13 SENSE_A
R276
PD# Sense A
R275
14
LINE2-L C614
LINE2-L
40 15
SPKOUTL+ LINE2-R
SPK-L+ LINE2-R
SPKOUTL- 41
VT1802P
SPK-L-
16 MIC2_L C500
44 MIC2-L 17
SPKOUTR- MIC2_R C501
SPK-R- MIC2-R
SPKOUTR+ 45
SPK-R+
18 SENSE-B
Sense-B
EAPD_MODE 47
SPDIFC2/EAPD
48 19
JDREF
SPDIFO JDREF
20 MONO-OUT
MONO-OUT
DMIC-DAT 2
3 GPIO0-DMIC-DAT 21
DMIC-CLK MIC1-L_R C502
GPIO1-DMIC-CLK MIC1-L
22
MIC1-R_R C498
MIC1-R
33_04 DIGITAL ANALOG
23 LINE1-L
5 LINE1-L 24
AZ_SDOUT_R LINE1-R
SDATA-OUT LINE1-R
AZ_BITCLK_R 6 27 VREF-ALC269
6-03-01802-030
BIT-CLK VREF
8 28
AZ_SDIN0_R LDO_CAP
SDATA-IN LDO_CAP
30 MIC1-VREFO-R
MIC1-VREFO-R
AZ_SY NC_R 10 29 MIC2-VREFO
SYNC MIC2-VREFO
11 32
HDA_RST#R HEADPHONE-L
RESET# HP-OUT-L
33 HEADPHONE-R
HP-OUT-R
PCBEEP 12
PCBEEP 35
CBN-AL269 C466
CBN
C491 1u_6.3V_X5R_04
36 CBP-ALC269
CBP
34 OPVEE-ALC269
OPVEE
C474
VT1802P_A3
2.2u_6.3V_X5R_06
MIC1-VREFO-L
AUDG
AUDG R491 0_04
AUDG
R487 *0_04
The rmal Pa d pla ce 9 VT1802P ±µAUDG
ALC269 ±µGND
Via hole .
W170ERQ SPK1
L19
*FCM1608K-121T06_short
SPKOUTL+ SPKOUTL+_L
C339 C346 J_SPKL1
CI4402M1VR0-LF
*1u_16V_X5R_06 *180p_50V_NPO_04
W150ER SPK2
0_04 R528
SPKOUTL- SPKOUTL-_L
0_04 R529
*FCM1608K-121T06_short C347 J_SPKL2
L20 *180p_50V_NPO_04 CI4402M1VR0-LF
EMI Require
§»-P 85205-02701 6-20-41100-002
Ãv¯þ (Ááª÷) CI4402M2VR0-LF 6-20-41130-002
L22
*FCM1608K-121T06_short
Ãv¯þ (Áá¿ü) CI4402M1VR0-LF 6-20-41140-002
SPKOUTR+ SPKOUTR+_R
SPKOUTR+_R
SPKOUTR-_R
C460 C458
*1u_16V_X5R_06 *180p_50V_NPO_04
SPKOUTR- SPKOUTR-_R
*FCM1608K-121T06_short
L23 C457
*180p_50V_NPO_04
Layout note:
Close to code c
2,3,6,11,18,20,21,22,24,25,26,27,29,30,31,37,39,40,41
3,9,10,11,20,21,22,23,24,25,26,27,29,30,32,33,34,36,37,42,44
La yout note:
GND a nd AUDG spa ce is
5VS
60mils ~ 100mils
VT1802P L52,C689 ¤£¤W¥ó
ALC269 L52,C689 -n¤W¥ó
5VS_AUD 5VS
L50
*HCB1005KF-121T20
C470 C687 C469
0.1u_16V_Y 5V_04 *10u_6.3V_X5R_06 *1u_6.3V_Y5V_04
ANALOG DIGITAL
EMI Require
AUDG
20K_1%_04 L51
JD_SENSE JD_SENSE_B 29 29
39.2K_1%_04
*100p_50V_NPO_04
10u JP1 *10mil_short
10u_6.3V_X5R_06 AUDG INT_MIC
10u_6.3V_X5R_06 JP2 *10mil_short
NEAR CODEC C506 0.1u_16V_Y 5V_04
VT1802P 5.1K_1%_04
R282 5.1K_1%_04
C499 *100p_50V_NPO_04 C507 0.1u_16V_Y 5V_04
10u_6.3V_X5R_06 MIC1_L AUDG
10u_6.3V_X5R_06 MIC1_R
VT1802P 10u
C490 0.1u_16V_Y 5V_04 §»-P 88266-02001 6-20-63120-102
Ãv¯þ (Ááª÷) CI4302M2HR0-NH 6-20-63100-102
C685 10u_6.3V_X5R_06
VT1802P 10u Ãv¯þ (Áá¿ü) CI4302M1HR0-NH 6-20-63150-102
C483 *10u_6.3V_X5R_06
MIC2-VREFO
VT1802P NC PIN
VT1802P R77
HEADPHONE-L 29
AUDG
HEADPHONE-R 29 3.3K_04
3.3K_1%_04
2.2u_6.3V_X5R_06
INT_MIC
R72 1K_04
VT1802P
C165
330P
330p_50V_X7R_04
PCB Footprint = CI43-02MXH-R
VT1802P 75_1%_05
MIC1_R R279 75_04
MIC1_L R281 75_04
J_SPK1
2 1 MIC1-VREFO-L R264 4.7K_04
MIC1-VREFO-R
R267 4.7K_04
VT1802P 4.7K_1%_05
8/27
2
Headphone Anti-Pop Circuit
1
3.3VS
2
R475 Q31
1 G
R496 *2N7002W
*220K_04 *10K_04
G Q33
24,35,36 KBC_MUTE#
*AO3415 AUDG
R476
G
R488 *4.7K_04 *10K_04
29
C670
29
*10u_6.3V_X5R_06
AUDG
26,37 1.5VS
3,6,9,10,27,37,40 1.5V
11,20,26,27,29,30,33,34,37,42,44 5VS
3.3V
3.3VS
HCB1005KF-121T20
AUDG
AUDG
2 1
J_INTMIC1
J_INTMIC1
2
1
CI4302M1HR0-NH
MIC1-R 29
MIC1-L 29
HEADPHONE-L
HEADPHONE-R
Q32
*2N7002W
AUDG