Audio Codec Alc269 - EUROCOM N150SC Service Manual

Audio Codec ALC269

5
EMI Require
R284 *20mil_short_04
D
C519 0.1u_16V_Y5V_04
3.3VS_AUD
C518 0.1u_16V_Y5V_04
AUDG
3.3VS
3.3VS_AUD
20141008 D02
R305
[31] CODEC_PD#
D26 *4.7K_04
1 A
[22,36] HDA_RST#
C 3
A
C 2
[38] KBC_MUTE#
BAT54AS3 R306
NEAR CODEC
*10K_04
47p_50V_NPO_04
EC5
[32] MIC_DATA
[32] MIC_CLK
EC4
47p_50V_NPO_04
[22] HDA_SDOUT
C538
[22] HDA_BITCLK
R302
[22] HDA_SDIN0
[22] HDA_SYNC
[22,36] HDA_RST#
D9
B
BAT54CS3
1 A R283 47K_04
[38] KBC_BEEP
C 3
2 A
[22] HDA_SPKR
R295
4.7K_04
3.3VS_AUD
5VS
20ms
AZ_RST#
A
PD#
Speaker wire length less than 8000mils , It don't need LC Filter.
SPKOUTR+,R-,L+,L- Trace width
Speaker 4 ohm------> 40mils
Speaker 8 ohm------> 20mils
5
4 3
CODEC (ALC269 VC2)
PVDD1_2
20141020
DVDD_IO
C548 C563
R300 *20mil_short_04 10u_6.3V_X5R_06 0.1u_10V_X5R_04
C531 C529
10u_6.3V_X5R_06 0.1u_16V_Y5V_04
C556
10u_6.3V_X5R_06
3.3VS_AUD
L29
HCB1005KF-121T20
0.01A
C545 C542
10u_6.3V_X5R_06 0.1u_16V_Y5V_04
U19
4
PD# Sense A
LINE2-L
SPKOUTL+ 40
SPK-L+ LINE2-R
SPKOUTL- 41
SPK-L-
MIC2-L
44
SPKOUTR-
SPK-R- MIC2-R
SPKOUTR+ 45
SPK-R+
Sense-B
47
SPDIFC2/EAPD
48
[31] SPDIFO
SPDIFO
MONO-OUT
ER1 0_04 2
GPIO0-DMIC-DAT
ER2 0_04 3
GPIO1-DMIC-CLK MIC1-L
MIC1-R
DIGITAL ANALOG
LINE1-L
5
SDATA-OUT LINE1-R
22p_50V_NPO_04
6
BIT-CLK
AZ_SDIN0_R
33_04 8
SDATA-IN LDO_CAP
MIC1-VREFO-R
10
SYNC MIC2-VREFO
11
RESET# HP-OUT-L
HP-OUT-R
BEEP_R
12
PCBEEP
C526
0.1u_10V_X5R_04
OPVEE
C527
*100p_50V_NPO_04
C523 ALC269Q-VC2
100p_50V_NPO_04
MIC1-VREFO-L
AUDG
Thermal Pad place 9 Via Hole.
MIC1_R
R278 1K_04
MIC1-R [31]
MIC1_L
R275 1K_04
MIC1-L [31]
MIC1-VREFO-L R303 2.2K_04
MIC1-VREFO-R R301 2.2K_04
[3,6,9,10,11,12,13,22,23,24,25,26,28,29,30,31,32,34,35,37,38,39,42,44]
4 3
2
R311 0_06
5VS
C828
*10u_6.3V_X5R_06
C546
0.1u_10V_X5R_04
5VS_AUD
L30
HCB1005KF-121T20
C517 C524 C547 C771
D20 1u_6.3V_X5R_04
0.1u_10V_X5R_04 10u_6.3V_X5R_06 0.1u_10V_X5R_04 10u_6.3V_X5R_06
*ZD5231BS2
P/N : 6-06-00051-052
ANALOG
AUDG
SENSE_A
13 R289 20K_1%_04
MIC_SENSE [31]
14 R290 39.2K_1%_04
HP_SENSE [31]
15
20140929
16
17
18
20140929
19
JDREF R288 20K_1%_04
AUDG
JDREF
20
MIC1-L_R MIC1_L
21 C521 4.7u_6.3V_X5R_06
MIC1-R_R MIC1_R
22 C520 4.7u_6.3V_X5R_06
LINE1_L
23
LINE1_R
24 C525 1u_6.3V_X5R_04
20140929
27 CODEC_VREF
C528 0.1u_10V_X5R_04
VREF
LDO_CAP
28 C530 10u_6.3V_X5R_06
30 MIC1-VREFO-R
29
AUDG
32
HP_L [31]
33
HP_R [31]
35 CODEC_CBN
C541 2.2u_6.3V_X5R_06
CBN
CODEC_CBP
36
CBP
34
C540
2.2u_6.3V_X5R_06
AUDG EMI C297
SPKOUTR+ L12 0_04 ROUT+
SPKOUTR- L13 0_04 ROUT-
EMI C298
20141211 BCN
EMI C299
SPKOUTL+ L14 0_04 LOUT+
SPKOUTL- L15 0_04 LOUT-
EMI C300
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
Title Title Title [36] CODEC ALC269 VC2 [36] CODEC ALC269 VC2 [36] CODEC ALC269 VC2
Size Size Size Document Number Document Number Document Number
3.3VS 6-71-N1500-D02A 6-71-N1500-D02A 6-71-N1500-D02A
A3 A3 A3
[13,22,25,31,35,37,39,42,44] 5VS
Date: Date: Date: Tuesday, December 16, 2014 Tuesday, December 16, 2014 Tuesday, December 16, 2014
2
Schematic Diagrams
1
D
DIGITAL
5VS
20141008 D02
C824
Sheet 36 of 55
Audio Codec
ALC269
C
B
180p_50V_NPO_04
25 mils
J_SPKL1
4
3
2
25 mils
1
180p_50V_NPO_04 85204-04001
180p_50V_NPO_04
25 mils
25 mils
A
180p_50V_NPO_04
R e v R e v R e v
2.0A 2.0A 2.0A
Sheet Sheet Sheet 36 36 36 o f o f o f 55 55 55
1
Audio Codec ALC269 B - 37