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AY
AZ
(X08-2942-71)
+5V
+5V
2.4V
2.4V
22
ANALOG LOW PASS
2.4V
21
AND OUTPUT STAGE
IC25
DIR
D/A,A/D
CONVERTER
20
AGND1
4.9V
19
C106 0.1
18
C107 0.022
DIGITAL FILTERS
AGND2
R330 C108
0V
17
3K
0.22
2.4V
16
C109 0.1
VOLTAGE
REFERENCE
15
MONO ADC
16
LEFT ADC
INPUT GAIN
RIGHT ADC
2.4V
14
2.4V
13
5.0V
12
D32
CONTROL PORT
D31
+5V
57
+5V
IC35
5V AVR
R375
10
+5V
OUT
IN
+6.7V
1/4W
5.0V
GND
6.7V
+
+
IC34
R372
5V AVR
R573
5.6
1.5
1/4W
+5V
OUT
IN
+6.7V
5.0V
6.7V
GND
+
+
+7.4V
+3.3V
+3.3V
BA
BB
+7.4V
61
+5V
C273
100P
R511
100
9
37
10
5.0V
8
66
1
67
65
5.0V
80
41
VDD(5V)
79
5.0V
5.0V
R339 47K
46
42
25/26
0V
R340 47K
5.0V
43
CS_1
R341 47K
5.0V
44
ABOOT_1
R342 47K
5.0V
45
INT/BOOT
R343 47K
5.0V
46
DI/AI_
0V
47
SEL_A15
R345 47K
0V
48
A15
R346 47K
0V
49
IC28
A16
R347 47K
0V
50
FORMAT
A17
CONVERTER
6
5
3
51
GND
3.2V
52
+3.3V
VDD(3.3V)
0V
53
Q0
3.2V
54
C117
Q1
0.1
3.2V
55
Q2
3.2V
56
Q3
3.2V
57
Q4
3.2V
58
3.2V
Q5
3.2V
59
3.2V
0V
0V
0V
0V
C119
Q6
1000P
60
GND
+3.3V
+3.3V
R521
10K
R536 10K
R522
R535 10K
10K
R534 10K
R523
10K
R533 10K
R524
R531
10K
10K
R532 10K
R525
R530
10K
10K
R526
R529
10K
10K
IC29
R527
R528
ROM
10K
10K
BC
BD
+7.4V
+7.4V
C157 220u25
+3.3V
+
+5V
IC31
5V
3.3V
3.2V
BUFFER
2.3V
C130
0.1
+5V
C128
47P
26
5.0V
20
GND
19
TEST1
DIGITAL OUT
C127 100P
18
40
TEST0
0.5V
R359 390
17
41
SDATA
1.6V
16
R358 560
C126 100P
LRCK
42
15
43
GND
1.5V
R357 270
C125 100P
14
44
SCLK
13
3.2V
VDD(3.3V)
12
R545 100
ABOOT_O
11
RESET_O
3.2V
10
0V
0V
CS_O
9
3.2V
SCCLKO
8
3.2V
SCDI2
3.2V
7
SCDO2
6
3.2V
GND
5
EMOE_
R542 10K
+3.3V
4
3.2V
D7
3
0V
D6
2
D5
3.2V
3.2V
0V
1
VDD(3.3V)
0V
3.2V
3.2V
+3.3V
R537 10K
R538 10K
3.2V
0V
3.2V
BE
BF
+7.4V
+3.3V
+3.3V
R364
560
C134
100P
1.0V
1.6V
1.5V
C133
R363 560
100P
R361
560
C131
1000P
+3.3V
+3.3V
R365
47
AUDATA1
28
1.6V
3.2V
AUDATA0
SCLKN2
0V
27
1.0V
SDATAN2
1.6V
26
1.6V
LRCKN1
LRCK
1.5V
25
1.6V
IC30
SCLKN1
SCLK
1.7V
24
PROLOGIC
GND
MCLK
DOLBY
23
3.2V
1
VDD
VDD
DIG (AC3)
1.0V
2
22
MPEG
SDATAN1
GND
21
3.2V
3
EMCE_
XMT958
20
3.2V
4
ABOOT_/INTREQ_
WR/DS
19
3.2V
5
SCDOUT
EMOE_
3.2V
0V
6
18
CS_
SCDIN
+3.3V
BG
BH
+8V
+7.4V
C226 0.1
C225
0.1
C156 0.1
Q31
7.4V
C247 0.1
ON/OFF
6.9V
Q31
C158 220u6.3
R381
1K
C159 22
C160 220u6.3
+8V
C161 22
IC36
D33
R382 10K
R383 1K
DC-DC
IC36
CONTROL
3.3V
SHANT
(3.3V)
REGULATOR
IC37
(PROTECT)
1
14
GND
2
13
3.3V
GND
3.2V
3
12
FB
OUT
4
11
SG
GND
7.7V
5
10
STB
GND
6
9
PG
IN
+8V
7
8
GND
GND
C162
10
C163
47u16
C164
10
C165
47u16
+8V
5
4
NC
NC
6
3
A
NC
7
2
NC
NC
2.0V
R379
R376
10K
8
1
1K
REF
K
2.4V
C155
0.1
IC38
7.7V
5V SHANT
REGULATOR
(PROTECT)
Q32
R378
7.7V
2.2K
Q51
Q32,51,52
PROTECTION
R564
1K
+8V
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