Audio Codec - MiTAC 8555 Service Manual

8 7

AUDIO CODEC

D
R329
14.318MHZ_AUDIO 1 2
16 14.318MHZ_AUDIO
0/NA 1
0402
5%
1M
1
C336
20P
0402
+/-10%
50V
CDROM_LEFT R338 1 2 0 0402
20 CDROM_LEFT
CDROM_COMM R342 0 0402
1 2
20 CDROM_COMM
CDROM_RIGHT R344 1 2 0 0402
20 CDROM_RIGHT
C
Internal Microphone
L556
1
1
L48
C876
47P/NA
0402
5%
50V
AGND AGND
1 2
AVDDAD
R767
2.2K
0402
5%
AGND
R769
L566
1 2 CENTER 1 2 BEAD_600Z/100M
1608
C868 L567
BASS
470P 2.7K 1 2 BEAD_600Z/100M/NA
0402 0402 1608
1%
10%
50V
AGND
BEAD_600Z/100M
B C879 0.47U 0805
1 2
for R0B modify
1 2
4.7U C892 0.47U 0805
VR1
5% 0805 R800
C893 15K/NA
R807 0402 +80-20%
10K
0402
AOUT_R 1 8.2K 2 1 2 4 7
R808 6 5%
AOUT_L 1 8.2K 2 1 2 1 3
5%
0402
AGND
C894 4.7U
0805 C878 0.47U 0805
AGND
+80-20% 1 2
1 2
C877 0.47U 0805
R785
15K/NA
0402
5%
AGND
+5V_AMP
for R0B EMI modify
AGND
R754 R753
100K 100K/NA
0402 0402
5% 5%
GAIN0
GAIN1
A
R752 R751
100K/NA 100K
0402 0402
5% 5%
C875
0.1U
0402
5%
50V
8 7
6
AUDIO_XTALIN
AUDIO_XTALOUT
R332
2 AC97_SDIN R776 1 2
18 AC97_SDIN
ACSDOUT
18,19,22,26 AC97_SDOUT
0402 5%
R777
X8 AC97_BITCLK 1 2
18,22,26 AC97_BITCLK
AC97_SYNC
2
18,22,26 AC97_SYNC
AC97_RST#
18,22,26 AC97_RST#
24.576MHZ
C335
20P C344 1 2 1U/NA
0402
+/-10%
C345 1 2 1U/NA
50V
C347 1 2 1U
C350 1U
1 2
C352 1 2 1U
MIC C356 1U
1 2
R339 R343 R345
47K 47K 47K C359 1 2 1U/NA
0402 0402 0402
5% 5% 5% C361 1U/NA
1 2
C362 1 2 1U/NA
R801
AGND AGND AGND 1 2
C896 1 2 0.01U
C897 1 2 0.01U
AOUT_L
AOUT_R
C360 1 2 1U/NA
C353 1 2 1U/NA
MIC1
1608
BEAD_600Z/100M
2 1
+
2 BEAD_600Z/100M 2
-
1608
D6*5.2H
MIC_WM64PC
AGND
339115000038
AVDDAD
R784 8.2K 0402
1 2
C866
1U
0402
+80-20%
10V
Microphone Jack
J14
6
7
5
4
3
+5V_AMP
JACK-5P-R/A-W9.1
L53 ST-28M-F60
C915 C916
33P 33P 331840005013
1608 0402 0402 CONN_JACK_ST28MF60
+/-10% +/-10%
25V 25V
+5VS_AMP
JO47 JO46
1 2 1
for EMI R0B OPEN-SMT4 SHORT-SMT4
AGND_C
U525
RHPIN
20 21
RHPIN ROUT+
RLINEIN 23 16
RLINEIN ROUT-
RIN
8 7
RIN PVDD0
18
PVDD1
14
C340
PC-BEEP
19 0.1U
VDD
GAIN0
2 0402
GAIN0
GAIN1 3 11 5%
GAIN1 BYPASS
50V
15 22
SEBTL SHUTDOWN
17 1
HP/LINE GND0
12
GND1
13
GND2
LLINEIN
5 24
LLINEIN GND3
LHPIN 6
LHPIN
4
LOUT+
LIN
10 9
LIN LOUT-
30 25
G6 G1
31 26
G7 G2
32 27
G8 G3
C870 C858 C857 33 28 C859
G9 G4
0.47U 0.47U 0.47U 34 29 0.47U
G10 G5
0805 0805 0805 0805
TPA0212
TSSOP24_TPA0102
AGND AGND AGND AGND AGND
+5V_AMP
R790
47K
0402
R779 5%
2 1
100K Q526 R1 2 DEVICE_DECT#
0402 DTC144TKA
5%
SPK_OFF# MUTE#
LOW LOW
HI HI
6
5 4
Close to Codec
C874
0.1U
0402
5%
50V
U14
2 25
XTAL_IN AVDD1
3 38
XTAL_OUT AVDD2
22 0402 8 1
SDATA_IN DVDD1
5 9
SDATA_OUT DVDD2
22 0402
6
BIT_CLK
10 26
SYNC AVSS1
11 42
RESET# AVSS2
0402 14 4
AUX_L DVSS1
7
DVSS2
0402 15
AUX_R
45
GPIO0
0402 18
CD_L
XTALSEL
46
XTLSEL/GPIO1
0402
19
CD_GND
47 EAPD
EAPD/SPDIF_IN
0402 20
CD_R
48 SPDIFOUT
SPDIFO
0402
21
MIC1
43 1
C351
CENTER_OUT
22
0402
MIC2
44 C346 1
LEF_OUT
0402 23
LINE_IN_L
24 27 C895 1
0402
LINE_IN_R VREF
0/NA 0402 C339
28 12 1
VREFOUT PC_BEEP
14M C358
0402 29 1
AFILT1
13 C337 1 2
NC0
0402 30 16 C920 1 2
AFILT2 NC1
17 C921 1 2
NC2
35 31 C922 1 2
LINE_HP_OUT_L NC3
32 C923 1 2
NC4
36 33
LINE_HP_OUT_R NC5
34 C924 1 2
NC6
0402 39 37 C355 1 2
S_OUT_L NC7
40
NC8
41
0402
S_OUT_R
CMI9738S
PQFP48_0.5MM
for 14.318MHz PULL HIGH
R796
4.7K/NA
0402
5% 14M
+5VS
C334 220U 10V EW6.3
1 2
R761
C864
1K 100P
0402 0402
5% 10%
2
50V
L18 0603D
BEAD_600Z/100M
J20
AGND AGND
1 2 1
1 2 2 R
L561 0603D
L16 0603D BEAD_600Z/100M/NA
BEAD_600Z/100M 1.25MM/HDR/MA-2 1 2
MOLEX
C331 C330
0.1U 0.1U 53398-0290
0402 0402 291000010201
5% 5% CONN_MLX53398_2
50V 50V
L562
90Z/100M
AGND
L23 0603D 1 2
BEAD_600Z/100M
J5
L563 0603D
1 2 1 BEAD_600Z/100M/NA
1 2 2 L
+5VS
L25 0603D
BEAD_600Z/100M 1.25MM/HDR/MA-2
MOLEX
53398-0290 R758
291000010201 0/NA
0603
CONN_MLX53398_2
C326 220U 10V EW6.3
1 2
R762
C865
1K
100P
0402
0402 1
+3VS
5% 10%
50V
+5V_AMP
AGND AGND
R778
100K
0402
5%
MUTE#
Q522 R1 2 1 2 EAPD
DTC144TKA R756 0 0402
1 2 SPK_OFF#
SPK_OFF# 18
R755 0/NA 0402
5 4
3
+3VS
L557
120Z/100M
1608
C898 0.01U 0402 50V
1 2
1
C873 C869
0.1U 10U 2
0402 1206
3
5% 16V 4
50V
AVDDAD
R799
Close to Codec 330K
C900 C354 C901
0.1U 0.1U 10U
0402 0402 1206
5% 5% 16V
50V 50V
+3VS
R337
AGND
4.7K
0402
XTLSEL HIGH for 24.576MHz
5%
R336
4.7K/NA
0402
2 CENTER 5%
1U/NA
0402
BASS
2 1U/NA
0402
2 0.1U 0402
AVDDAD AVDDAD
0.1U PCBEEP
2
0402
4.7U
2 0805
1U/NA 0402 R335
1U/NA 0402 10K
0402
1U/NA 0402
5%
1U/NA 0402 C338
1U/NA 0402 R334
1 2 1 2
U526
1000P/NA0402
1U/NA 0402 Q525
0.1U 47K B 4
0402
0402 MMBT3904L
AHC1G86DBV
SOT25
AGND
AGND AGND
C867
R768
1 2 1 2
0.1U 47K
0402
0402
+5V_AMP +5V_AMP
R764
4.7K
0402
5%
DEVICE_DECT#
for R0B EMI modify
DECT_HP#/OPT
SPDIFOUT
C907 C908
100P 100P
0402 0402
10% 10%
AGND
50V 50V
AGND_C AGND_C
L54
+3VS +3VS_SPD
3 4
L56 L55
BEAD_600Z/100M/NA
BEAD_600Z/100M/NA
0603D
0603D
R757 Q524
2 1
0 SI2301DS
0603
90Z/100M
S D
C368
1U for R0B EMI modify
0402
R759 R770 +80-20%
10V
2 1 2 L50 0603D
1
10K 0/NA
0402 0402
AGND
5% Q523 5% 2 DECT_HP#/OPT
R1
DTC144TKA
L49 0603D
1
DEVICE_DECT#
AGND
L571 0603D
1
AGND
3
2 1
+12VS
U17
8
OUT0 IN0
7
OUT1 IN1
6
D
NR ERR
5 Close to ADP3301
GND SD
ADP3301AR-5 C363 C624
SO8 0.1U 10U
0402 1206
1 2 0603 +80-20% 16V
50V
LOW for 14.318MHz
C888
0.1U
0402
5%
50V
C
AGND
SB_SPKR
1
SB_SPKR 18,19
2 CARDSPK#
CARDSPK# 21
R782 R783
10K 10K
0402 0402
5% 5%
MINIPCI_SPKR# 26
B
R763
4.7K
0402
5%
J16
L565 0603D
1 2 BEAD_600Z/100M 5
1 2 BEAD_600Z/100M 4
L51 0603D 2
3
1 2 BEAD_600Z/100M 1
L559 0603D 0603D
8
LED
1 2 7
Drive
9 IC
L560
BEAD_600Z/100M
GP1FD310TP
SHARP
C909 331840010008
CONN_GP1FD310TP
100P
0402
10%
50V
AGND_C
for R0B EMI modify
2 BEAD_600Z/100M
A
BEAD_600Z/100M
2
2 BEAD_600Z/100M
Title
AUDIO CODEC
Size Rev
Document
R0B
Number 411678300001
Date: Monday, June 02, 2003 Sheet 24 of 35
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