5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
H:MUTE
L:ACTIVE
H:MUTE
L:ACTIVE
L:MUTE
H:ACTIVE
Audio DAC
Audio Filter
WDR831
C
AUDIO FILTER
A3
12
27
Thursday, December 13, 2007
Title
Size
Document Number
Rev
Date:
Sheet
of
4334-LOUT
4334-ROUT
4334-LOUT
OPVCC+
OPVCC+
OPREF
SYS_MUTE
OPVCC-
4334-ROUT
OPVCC-
OPREF
AU_MCK
(7)
AU_BCK
(7)
AU_D0
(7)
AU_LRCK
(7)
DAC-LIN (11)
DAC-RIN (11)
SYS_MUTE
(11)
AVOUT_R (3)
AVOUT_L (3)
+5V_SYS
GND_SIGNAL
GND_SIGNAL
GND_SIGNAL
GND_SIGNAL
+5V_SYS
GND_SIGNAL
GND_SIGNAL
-5V_SYS
+5V_SYS
C118
820P/50V/0402
R134
47K/J/0402
2
1
R456 33/F/0603
D10
MA2J728
A
K
R291
1K/F/0603
TC33
47U/10V/B
1
2
R459 33/F/0603
C109
56P/50V/0402
R140
56K/F/0402
TC34
47U/10V/B
1
2
C390
NC
FB58
1A/600OHM/0603
C278
2.2N/50V/0603
C388
NC
R132
220/J/0402
2
1
R144
220/J/0402
2
1
C419
10U/10V/1206
R286
0/J/0402
C92
1N/50V/0402
1
2
R143
220/J/0402
2
1
TC9
47U/10V/B
C259
2.2N/50V/0603
C270
0.1U/25V/0603
+
TC6
47U/10V/B
R284
1K/F/0603
R122
1K/J/0603
D9
MA2J728
A
K
C269
NC
+
TC10
47U/10V/B
C89
820P/50V/0402
+
-
U10A
APC558KC
3
2
1
8
4
R138
47K/J/0402
2
1
R133
30K/F/0402
Q47
PMBS3906
C
E
B
R160
56K/F/0402
+
-
U10B
APC558KC
5
6
7
8
4
C263
0.1U/25V/0603
R131
1K/F/0402
2
1
R142
1K/F/0402
2
1
C407
10U/16V/1206
R124
4.7K/J/0603
FB57
1A/600OHM/0603
C406
0.1U/25V/0603
C88
1N/50V/0402
1
2
R457 33/F/0603
FB17
1A/600OHM/0603
TC7
47U/10V/B
R125
220/J/0402
2
1
Q15
2SD1328
B
E
C
R482
10K/J/0603
R169
30K/F/0402
U9
CS4334-KSZ
1
2
3
4
5
6
7
8
SDATA
DEM/SCLK
LRCK
MCLK
AOUTR
AGND
VA
AOUTL
Q17
2SD1328
B
E
C
C94
56P/50V/0402
R458 33/F/0603
Содержание PET831
Страница 9: ...3 0 INSTRUCTION FOR USE ...
Страница 15: ...4 0 MECHANICAL INSTRUCTION 19 Finally we will get the back cabinet ...
Страница 21: ...5 0 TROUBLESHOOTING SYMPTOM NO SOUND FROM HEADPHONE ...
Страница 24: ...6 0 OVERALL BLOCK DIAGRAM ...
Страница 52: ...PET831 main board TOP Layer ...
Страница 53: ...PET831 main board BOT Layer ...
Страница 54: ...Eject KEY TOP 5 direction KEY TOP LCD Turn board TOP ...
Страница 55: ...Eject Key BOT 5 direction key BOT LCD Turn board BOT ...
Страница 56: ...TOP Key TOP Layer ...
Страница 57: ...TOP Key BOT Layer ...
Страница 58: ...8 0 EXPLODED VIEW DIAGRAM SERVICE PART LIST 330 320 310 300 200 220 110 360 210 360 100 120 500 ...