Codec, Dmic - EUROCOM P180HM Service Manual

Schematic Diagrams

CODEC, DMIC

DIGITAL
3.3VS
6-20-43130-104
J_DMIC1
1
2
3
4
85204-04001
C495
D01A 01/04 Change to SOT-23
35
15
Sheet 29 of 56
5V
CODEC, DMIC
Layout Note:
Very close to CODEC
B - 30 CODEC, DMIC
MIC L47
3.3VS_DMIC
R24 0_04
3.3VS
Q25
MTP3403N3
D
C479
*0.1u_16V_Y5V_04
3.3V
3.3VS_DMIC
Z2903
C89 R381 100K_04
47p_50V_NPO_04
D01A 01/06
Z2901 R26 FCM1005KF-121T03 DMIC_CLK Q26
Z2902 DMIC_DATA G
R27 FCM1005KF-121T03 MTN7002ZHS3
47p_50V_NPO_04 C494 10u_10V_Y5V_08
17,34,35,37,38 SUSB#
C90
15 HDA_SDOUT
15 HDA_BITCLK
EMI R394
15 HDA_SDIN0
HDA_BITCLK
15 HDA_SYNC
*22p_50V_NPO_04
15 HDA_RST#
Max: 0.5inch
37 EAPD
13,36 SPDIF_OUT
D19
1 BEEP Z2906
A R383 47K_04 C489
KBC_BEEP
3
C
2 A R384 4.7K_04
HDA_SPKR
BAT54CWGH C483 *100p_50V_NPO_04
36 SENSE_A
36 SENSE_B
AUDG
40mil
L40 HCB1005KF-121T20 AUDIO_LDO_IN
D03 For PDA C399
22u_6.3V_X5R_08
AUDG
MIC1-L R356 75_04 Z2909 C463 4.7u_6.3V_X5R_06
36 MIC1-L
MIC1-R Z2910
R351 75_04 C454 4.7u_6.3V_X5R_06
36 MIC1-R
MIC1-VREFO-L MIC1-VREFO-R
R336 R335
2.2K_04 2.2K_04
MIC1-L MIC1-R
C403 C401
*680p_50V_X7R_04 *680p_50V_X7R_04
AUDG AUDG
Sense resistor move to Audio Board
Layout Note:
U43 pin 1 ~ pin 11 and pin 47 and pin 48
are Digital signals.
The others are Analog signals.
R393
R382
Layout Note:
L39
(1)MIC1-L (U31.21) (2)MIC1-R (U31.22) HCB1608KF-121T25
(3)LINE-L (U31.23) (4)LINE-R (U31.24)
? ? ? ? ? ? AUDG, ? ? ? ? ? ? ?
AUDG
+5VS & +VIN plane.
*HCB1005KF-121T20
3.3VS_AUD
40mil 40mil
S
C397
10u_10V_Y 5V_08
AUDG
U31
VREF_CODEC
DMIC_CLK 2
GPIO0/DMIC-CLK
DMIC_DATA 4 27
DMIC_DAT VREF
Z2904 3
GPIO1/DMIC-DATA
5 28
MIC1-VREFO-L
SDATA-OUT VREFOOUT-B_L
6 32 MIC1-VREFO-R
BIT-CLK VREFOUT-B_R
Z2905 8
22_04
SDATA-IN
10 39 SURR-OUT-L
DIGITAL
port A
11 SYNC SURR-OUT-L 41
SURR-OUT-R
RESET# SURR-OUT-R
47 30 MIC2-VREF
SPDIFI/EAPD VREFOUT-F_L
31 Z2913
VREFOUT-E
48
SPDIFO 35
port D FRONT-OUT-L
Z2907 12 36
1u_10V_Y5V_06
PCBEEP FRONT-OUT-R
14 HP_OUT_L
7.1CH
port E
FR_HP-L 15
HP_OUT_R
FR_HP-R
13
SENSE_A
Sense A
SENSE_B 34 43
Sense B port G CENTER
44
LFE
Z2908 37
29 NC 45
Z2914
ANALOG port H
LDO_IN SIDE-L
46
Z2915
SIDE-R
16
port F
MIC2-L
17 33 CAP
MIC2-R CAP
18 40
Z2918
CD-L JDREF
19
CD-GND
20 23 Z2919
C442
port C
CD-R LINE1-L
24 Z2920 C432
21 LINE1-R
Z2911
MIC1-L port B
Z2912 22
MIC1-R
ALC892
HP-L
HP-R
AUDG
3.3VS
U34C
74LVC08PW
9
20 PCH_MUTE#
8
10
Z2923
3.3VS
U34A
74LVC08PW
1
35 KBC_MUTE#
3
R389 10M_04
3.3VS
2
15 HDA_RST#
36 HP_PLUG
0_04
0_04
Layout note :
GND a nd AUDG spa ce is
60mils ~ 100mils
5VS_AUD
C418
10u_10V_Y5V_08
AUDG
C407 0.1u_16V_Y5V_04
C400 2.2u_6.3V_X5R_06
AUDG
SURR-OUT-L 30
Z2914 C459 10u_6.3V_X5R_06 Z2916 R359 75_1%_04
SURR-OUT-R 30
Z2915 Z2917
C477 10u_6.3V_X5R_06 R374 75_1%_04
BluRay content
FRONT_L 30
FRONT_R 30
R375 0_04
HP-L 36
protection
R364 0_04
HP-R 36
AUDIO_CEN 30
Close to codec
LEF_OUT 30
C404
R342 20K_1%_04 CAP C398
AUDG
R346 *5.1K_1%_04
Close to Codec
C445 *100p_50V_NPO_04
Z2921
4.7u_6.3V_X5R_06 R348 75_1%_04
LINE-IN_L 36
4.7u_6.3V_X5R_06 Z2922 R344 75_1%_04
LINE-IN_R 36
La yout note:
He adphone ? ? ? ? > 10mils
? ? phone jack? ?
? ? ? ? ? ? ?
GND
R/L? ? ? ? GND? ? ? ? 3*? ?
3*R/L? ?
GND
3.3VS
3.3VS
U34D
R386 100K_04 74LVC08PW
12
Z2924
11
U34B SPK_EN
SPK_EN 30
Z2925 13
74LVC08PW
4
6
5
G
HP_EN
Q24
MTN7002ZHS3
SIDE_L 36
SIDE_R 36
*0.1u_16V_Y 5V_04
*10u_10V_Y5V_08
AUDG