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A
QQ
3 7 63 1515 0
SCHEMATIC DIAGRAM 9
U39
1
L201
BLM21A102F
232TXD
R205 330
232R XD
5.6S
+13V
2
GNDDAC
GNDDAC
+24V
RLGND
RLGND
DTADIM
+12V
12TRGB
12TRGA
SPRLF
SPRLZ
POWER
12TRGZ
232RXD
232TXD
RI
IRIN
TE
L 13942296513
3
4
4
www
NJM4565M
6
5
Q2913
7
5
8
.
http://www.xiaoyu163.com
B
Mother board section
1
VDD
C4+
20
2
C1+
GND19
3
VCC
C4-
18
4
C1-
17
VSS
C202
5
C5+
STBY
16
1/50
6
C5-
VCHA15
7
14
8
13
9
12
R208
10
11
330
2.2 (1/2W)
D203
R233
1SS352
150
2W
D202
G
I
O
R234
1SS352
Q233
NJM78M56
R227
RXE030
Q221
RN1402
R228
RXE030
Q223
RN1402
Q2912
2SB1068
R2909
RXE030
Q2911
RN1402
C2922
22 3J
Q2922
RN1402
Q2921
RN1402
Q231
1K
P6830B
R231
2SC2712
TO NAETC-7694
(SCH. 7)
Q232
1K
R232
P6832B
2SC2712
TO NAETC-7695
(SCH. 7)
R2915
22K
4
R2919
6
22K
Q2910
7
2
5
8
Q2913
1
R2916
x
ao
3
22K
NJM4565M
y
NJM4565M
i
http://www.xiaoyu163.com
8
NAETC-7733
P201
RS-232
C204
1/50
R201 330
R203 330
D201
1SS352
P203
Q Q
3
6 7
1 3
R212
P204
220
R211
100
P202
Q211
PC817X
R2905
R2908
2
10K
Q2910
1
1.5K
3
NJM4565M
u163
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C
2 9
9 4
2 8
NAAR-7728
P7201B
U35
SUBREQ
MAINCL
MAINSO
SUBSO
NET
SUBRES
MAINREQ
SUBPOFF
SDA
Q2905
SCL
2SC2712
DSPCL
Q2904
XRESET
RN2402
DSPDA
XDARST
XDACS
DAMUTE
GNDDSP
GNDDSP
GNDDAC
GNDDAC
+5VDSP
+5VDAC
-15V
+15V
RDSDET
AMUT
Z2MUT
HPMUT
1 5
0 5
8
2 9
9 4
Z2LMUT
TNCL
GND
TNDA
GND
TNCS1
-15V
TNCS2
GND
VLSTB
+15V
VLDA
TNCL
VLCL
TNDA
TNCS1
AFCL
TNCS2
AFDA
VLSTB
AFSTB
VLDA
STEREO
VLCL
SD
AFCL
TUMUT
AFDA
PLLCE
AFSTB
POWER
SPRLF
SPRLZ2
12VTRGZ
12VTRGB
Z2MUTE
AMUTE
12VTRGA
PDIRECT
HPMUTE
5.6S
GNDADIN
+13S
RT
GNDADIN
LT
RT
GNDADIN
GNDADIN
LT
DOSBL
DOSBL
GND
GND
DOSBR
DOSBR
GND
GND
DOL
DOL
GND2
GND2
DOR
DOR
GND
GND
DOSL
DO
GND
GND
m
DOSR
DSR
GND
GND
DOC
co
GND
GND
DOSW
DOSW
DTR-7.3
D
9 9
NADIS-7746(SCH. 1)
Q2907
2SC2712
Q2906
RN2402
HPL
HPE
HPR
2 8
9 9
E2903
RZ2R
GNDADIN
RZ2L
G
G
G
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