
AR-D15/D20 ELECTRICAL SECTION 5-5
2. Circuit Diagram
A. Desk Control PWB
A
A
B
B
C
C
E
D
C
B
A
CNF-6
TXD-DSK
C103
473Z/50V
CNF-8
DTR-DSK/
CNF-10
RES-DSK
C143
47uF/35V
+
C142
47uF/35V
+
C128
223Z/50V
C127
473Z/50V
CNF-1
+24V
C141
473Z/50V
C104
473Z/50V
CNF-3
+5V
CNF-5
S-GND
CNF-4
GND2
CNF-2
P-GND
CNF-11
TRC-DSK/
CNH-1
R161
4.7kJ
CNF-9
DSR-DSK/
R157
4.7kJ
CNF-7
RXD-DSK/
CNM-2
/RES
CNM-5
CLOCK OUT
D213
DAN202K
3
1
2
D212
DAP202K
3
1
2
D201
DAP202K
3
1
2
D211
DAN202K
3
1
2
D210
DAP202K
3
1
2
R150
4.7kJ
CNC-1
VB
CNG-1
D202
DAN202K
3
1
2
R103
4.7kJ
CND-1,3,7
CNN-1
CNM-10
CNM-9
TXD
CNM-3
/RXD
CNM-4
/TXD
CNM-8
RES
D20
DAN
3
1
2
D20
DAP
3
1
2
D209
DAN202K
3
1
2
D207
DAN202K
3
1
2
R115
4.7kJ
CNM-6
R117
4.7kJ
R130
4.7kJ
CNE-13
MCPWS2
CNI-6
R143
120J1/4W
CNA-6
R134
120J1/4W
JP103
+5V
JP102
+5V
CNI-3,9
CNE-3,4,9,10,15
CND-13
CNA-3,9
+5V
CNJ-6,9
CNB-3,9,12
R162
4.7kJ
R158
4.7kJ
R116
4.7kJ
R151
4.7kJ
DTR209
DTC114YKA
I
2
G
1
O
3
DTR210
DTC114YKA
I
2
G
1
O
3
DTR203
DTC114YKA
I
2
G
1
O
3
DTR207
DTC114YKA
I
2
G
1
O
3
DTR201
DTC114YKA
I
2
G
1
O
3
CNJ-1
CNK-6
CND-6,8
CND-14,16,20
D205
DAP202K
3
1
2
CNA-1,4,7
S-GND
CNI-1,4,7
CNB-1,7,10
D203
DAP202K
3
1
2
CNL-6
CNB-4
CNJ-4,7
CNE-1,5,7,11
C126
222Z/50V
IC101
HD64F3644H
PB1/AN1
1
PB0/AN0
2
AVss
3
TEST
4
X2
5
X1
6
Vss
7
OSC1
8
OSC2
9
RES
10
P90/FVpp
11
P91
12
P92
13
P93
14
P94
15
IRQ0
16
P60
17
P61
18
P62
19
P63
20
P64
21
P65
22
P66
23
P67
24
P50/INT0
25
P51/INT1
26
P52/INT2
27
P53/INT3
28
P54/INT4
29
P55/INT5/ADTRG
30
P56/INT6/TMIB
31
P57/INT7
32
Vcc
33
P73
34
P74/TMRIV
35
P75/TMCIV
36
P76/TMOV
37
P77
38
P80/FTCI
39
P81/FTOA
40
P82/FTOB
41
P83/FTIA
42
P84/FTIB
43
P85/FTIC
44
P86/FTID
45
P87
46
P20/SCK3
47
P21/RXD
48
P22/TXD
49
P32/SO1
50
P31/SI1
51
P30/SCK1
52
P10/TMOW
53
P14/PWM
54
P15/IRQ1
55
P16/IRQ2
56
P17/IRQ3/TRGV
57
AVcc
58
PB7/AN7
59
PB6/AN6
60
PB5/AN5
61
PB4/AN4
62
PB3/AN3
63
PB2/AN2
64
VD
VD
VD
VB
VD
VD
+5V
VD
VD
VD
VD
VD
VD
VD
VD
VD
+5V
DSR-DSK
DSR-DSK
MCLUD
TLUD1(DLUD1)
TLUD2(DLUD2)
MCSPD
DHRY2/
DTR-DSK
TXD-DSK
RXD-DSK
TPED2(DPED2)
TSPD1(DSPD2)
TSPD2(DPFD3)
(DPWS1)
(DPWS2)
MCPWS
RES-DSK
DHRY1/
(DCSS15)
TMM(DMM)
TPFD1(MPFD)/(DPFD1)
TPFD3
TPFD2(DPFD2)
RXD-DSK
TMMCLK(DMMCLK)
(DCSS12)
(DCSS13)
(DCSS14)
(DCSS11)
MCSS1
MCSS2
MCSS3
MCSS4
TTSD(DSPD1)
TDRS(DDRS)
DTR-DSK
TMM-T(DMM-T)
TXD-DSK
(DPWS1)
(DPWS2)
MCPWS
TPFD1(MPFD)/(DPFD1)
TPFD3
TPFD2(DPFD2)
TMM-T(DMM-T)
TDRS(DDRS)
TTSD(DSPD1)
MCSS4
MCSS3
MCSS2
MCSS1
MCSPD
TLUD2(DLUD2)
TLUD1(DLUD1)
MCLUD
(DCSS11)
(DCSS15)
(DCSS14)
(DCSS13)
(DCSS12)
(DCSS22)
(DCSS22)
DPCL2
TRC-DSK
TRC-DSK
MCLUM
TLUM1(DLUM1)
TLUM2(DLUM2)
MCPCL
TPCL1(DPCL2)
TPCL2(DPCL1)
TPFCL(DPFCL)
TLUD2(DLUD2)
TLUD1(DLUD1)
MCLUD
(DCSS12)
(DCSS13)
(DCSS14)
TMMCLK(DMMCLK)
(DCSS11)
MCSS1
MCSS2
MCSS3
MCSS4
TTSD(DSPD1)
TDRS(DDRS)
DTR-DSK
TMM-T(DMM-T)
TXD-DSK
RXD-DSK
TPFD1(MPFD)/(DPFD1)
(DCSS22)
VAREF
TPFD2(DPFD2)
MCPWS
(DPWS2)
(DPWS1)
TSPD2(DPFD3)
TSPD1(DSPD2)
TPED2(DPED2)
TPFD3
DSR-DSK
MCSPD
DHRY2/
TRC-DSK
DHRY1
(DCSS15)
TMM(DMM)
FC41/43 Not installed
FC41/43 Not installed
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