22
Nov. 2015
JC-40
Circuit Diagram (Main Board: 2/4)
fig.d-main-2.eps@L
DG
PG1
PH_GND
+V1
+V2
-V1
-V2
LINE_MUTE
DG
DG
DG
DG
DG
DG
DG
DG
DG
PG2
AG
S1
S2
AG
S3
AG
DG
D+3.3V
D+3.3V
DG
D+3.3V
DG
D+3.3V
DG
D+1.5V
DG
DG
D+1.5V
DG
VCC+6V
VCC+6V
DG
DG
VCC+6V
VCC+6V
DG
DG
VCC+6V
VCC+6V
DG
VCC+6V
VCC+6V
DG
DG
D+3.3V
DG
D+3.3V
DG
D+3.3V
DG
D+3.3V
AG
DG
AG
DG
AG
DG
AG
DG
AG
AG
AG
AG
AG
PG2
A+5V
AG
AG
A+5V
A+5V
AG
A+5V
AG
AG
A+8V
AG
A+8V
AG
A+8V
A+8V
A-8V
A-8V
AG
AG
A-8V
AG
A-8V
AG
A-8V
AG
VR_GND
AG
VR_GND
D+1.5V
DG
VR_GND
AG
VR_GND
AG
VR_GND
AG
VR_GND
AG
-VCC2
AG
D11
1SS355 TE-17(PB FREE)
D7
1SS355 TE-17(PB FREE)
D10
1SS355 TE-17(PB FREE)
NJM2374AM(TE1)
IC11
CD
8
SI
7
V+
6
GND
4
CT
3
IN+
5
1
CS
ES
2
D46
1SR154-400TE25
A
1
K
2
D48
1SR154-400TE25
A
1
K
2
MRT1.25
F2
1 1
2 2
MRT1.25
F7
1 1
2 2
MRT1.25
F8
1 1
2 2
MRT1.25
F3
1 1
2 2
B3P-VH (LF)(SN) 7A/250V
CN1
1
2
3
MRT200
F6
1
1
2
2
MRT200
F4
1
1
2
2
500V
4700pF
C190
D
1
B
3
C
2
E
0
R177
WR06X000PTL
0
R1
WR06X000PTL
100
R15
22k
R12
R13
22k
R19
47k
R11
47k
R10
0.1uF
C17
0.1uF
C291
220pF
C16
UDZS TE-17 6.2B
D6
0
R168
WR08X000PTL
2SC4116SU-GR.LF(D
Q20
1
B
2
E
3
C
2SC4116SU-GR.LF(D
Q1
1
23
2SC4116SU-GR.LF(D
Q2
1
23
C18 47uF 16V
C181
470uF
25V
C6
4700uF
25V
C5
4700uF
25V
C59
100uF
16V
VE-101M1CTR-0605
C128
1uF
50V
C156
1uF
50V
FL402
D1
1
2
4
3
0
R115
WR08X000PTL
MRT200
F1
1
1
2
2
MRT200
F5
1
1
2
2
MRT200
F9
1
1
2
2
0.1uF
C91
0.1uF
C98
0.1uF
C293
1000pF
C295
1000pF
C297
1000pF
C298
1000pF
C299
1000pF
C300
1000pF
C301
1000pF
C302
1000pF
C307
1000pF
C309
1000pF
C308
1000pF
C311
1000pF
C310
1000pF
C313
1000pF
C312
1000pF
C314
1000pF
C315
1000pF
C316
1000pF
C317
1000pF
C318
1000pF
C319
1000pF
C321
1000pF
C322
1000pF
C324
1000pF
C325
1000pF
C327
1000pF
C328
1000pF
C329
1000pF
C330
1000pF
C331
1000pF
C332
1000pF
C333
1000pF
C334
1000pF
C335
1000pF
C336
1000pF
C337
1000pF
C338
1000pF
C339
0.1uF
C282
0.1uF
C283
1000pF
C284
0.1uF
C285
0.1uF
C286
0.1uF
C287
0.1uF
C346
2.2k
R6
0.25W
2.2k
R248
0.25W
100k
R9
1.5k
R8
From TRANSFORMER
CTL_AUTO_OFF
VCC+6V
DG
DG
DG
DG
DG
DG
DG
2SD1664T100R(PB FREE)
Q22 UnPop
1
3
2
D2
UnPop
RB160M-40TR
5.6k
R2
UnPop
1k
R25
UnPop
1k
R26
UnPop
22
R27
UnPop
22
R24
UnPop
0.1uF
C94
UnPop
0.1uF
C151
UnPop
Q21
UnPop
SSM3K119TU(TE85L)
1
23
16V 10uF
C120
UnPop
C93
100uF
16V
UnPop
B3B-PH-SM4-TB (LF)(SN)
CN3
UnPop
1
2
3
UDZS TE-17 5.6B
D23
UnPop
1 A
2 K
2.2k
R5
0.25W
UnPop
2.2k R249
0.25W
UnPop