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1
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
A
AUDIO CONTROL UNIT
CN101
Q101
2SC2412K
OPT1IN
2
B
CN102
Q102
2SC2412K
OPT2IN
2
CN122
14
+ IN2A
RCA IN
1
+ IN1A
3
+ IN1B
CN172
3
MIC IN
2
1
C
CN201
IP -BUS
IN
6
1
5
HA12240FP
5
8
D
CN202
IP -BUS
OUT
1
5
8
5
RESET
E
IC602
2
DVDD
S-80835CNUA-B8U
F
12
1
2
6
3
IC101
TC7WH08FU
2
7
10
2
OUT2
IN1
OUT1
IC121
IC123/125
BA3129F
NJM2100M
5
6
OUT1
IN2
OUT2
SW1,2
6,9
SELSW
Q121
DTC124EU
VCC5V
Q174
2SC2412K
MICSEN
1
TX
IC 201
2
RX
IP-BUS DRIVER
8
Q681
2SC2412K
ASENS
Q682
2SC2412K
BUP
1
S601
RESET
DVDD
2
3
13
DDIN0
DDIN0
14
DDIN1
DDIN1
48
1
AINL+
DSP IC
SDDATA
46
7
YSS932-S
AINR-
IC221
AK7730VT
15
LRCLK
LRCLKI
14
BCK
BITCLK
36
26
CKS
XTI
5V 3V OR 3V 5V
SELSW
39
P50
MICSEN
40
P43
23
IPOUT
22
IPIN
74
P101
PD5967A
21
IPPW
16
ASENS
15
BSENS
9
RESET
Q601
2SA1576
RSTMUTE
DEQ-P8000/UC
3
IC302
PCM1604Y-2
54
44
SDOB0
DATA1
53
45
SDOB1
DATA2
52
46
SDOB2
DATA3
39
42
BCK
DIRBCK
40
LRCK
33
MDO
38
IC251
SCKI
4
XO
X251
24.576MHz
5
XI
ERR/BS
44
DRAM
IC252
MSM51V4265EP-
70TS
PLL LRCK
MCK
43
2
IC301
DIRMCK
XC25BS5118MR
7
IC303
C1
41
DIRWCK
TC7WB383FK
6
CLKIN
5
DARX
32KSW3
IC551:TC74VHC08FT
IC552:TC74VHC541FT
IC553:TC74VHCT541AFT
56
DARST
P23
57
DAML
P22
58
DACLK
P21
59
DATX
P20
IC601
53
GSST
P26
54
GSDT
P25
55
GSCK
P24
2
VST2
P94
3
VST
P93
4
VDT
SOUT3
5
VCK
SLK3
DIG +5V
10
XOUT
X601
BUP
Q982
12
XIN
IMD2A
DSPPW
61
P06
SOURCE
47
P34
60
SYS PW
P07
52
DSP MUTE
P27
51
AMP MUTE
P30
50
NAVIMUTE
P31
4
IC361/IC3
NJM4580M
IC361
2
14
DAC_FL
LPF FO
OUT1
6
FL & R
13
DAC_FR
OUT2
IC381
12
DAC_RL
OUT3
2
LPF FO
11
DAC_RR
6
FR & R
OUT4
IC402
10
DAC_C
2
OUT5
LPF FO
9
DAC_SW
6
CENTER &
OUT6
NJM2068M
34-37
IC253
TC7SET08FU
SOURCE
1
ERRMUTE
2
4
3.3V REG
Q981
2SD2375
IC 982
BA033FP
1
3
1
Q921
2SD1767
BUP
Q943
IMD2A
SYSPW
4
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