1:Talk-Y
2:Talk-X
3:GND
4:Receive
5:PGM
FL2
EMI
1
2
IN
OUT
GND
3
FL1
GND
EMI
1
2
IN
OUT
GND
GND
3
CN1
6
GND
FL5
EMI
1
5
2
1
OUT
IN
2
4
GND
3
3
FL4
GND
2
EMI
1
OUT
IN
GND
3
GND
FL3
EMI
1
2
IN
OUT
GND
3
GND
1:Talk-Y
2:Talk-X
3:GND
4:Receive
5:PGM
FL2
EMI
1
2
IN
OUT
GND
3
FL1
GND
EMI
1
2
IN
OUT
GND
GND
3
CN1
6
GND
FL5
EMI
1
5
2
1
OUT
IN
2
4
GND
3
3
FL4
GND
EMI
2
1
OUT
IN
GND
3
GND
FL3
EMI
1
2
IN
OUT
GND
3
GND
MM/HDCU1000 Series
A
B
CN-2678, CN-2700, CN-2718, CN-2805
CN2
2:Talk-X
1
1:Talk-Y
2
3:GND
3
4:Receive(X)
4
Receive(Y)
5
5:PGM(X)
6
PGM(Y)
7
8
9 10
GND
CN-2678
BOARD NO. 1-867-899-11
HDCU1500_CN-2678_011_1
CN2
2:Talk-X
1
1:Talk-Y
2
3:GND
3
4:Receive(X)
4
Receive(Y)
5
5:PGM(X)
6
PGM(Y)
7
8
9 10
GND
CN-2700
BOARD NO. 1-867-874-11
HDCU1000_CN-2700_011_1
7-29
C
D
CN-2678, CN-2700, CN-2718, CN-2805
CN1
1
240V(Hot)
240V(Hot)
3
GND
GND
5
240V(Cold)
240V(Cold)
TRUNK
CN1
1
422TX1(X)/232TX1
2
422TX1(Y)
3
(AUX-1)
4
422TX0(Y)
5
422TX0(X)/232TX0
6
422RX0(X)/232RX0
7
422RX0(Y)
8
422RX1(Y)
9
422RX1(X)/232RX1
10
GND
11
(AUX-2)
12
(AUX-3)
GND
0.001uF
GND
7-29
E
F
CN2
1
3
5
CN-2718
BOARD NO. 1-867-875-11
HDCU1000_CN-2718_011_1
FL1
EMI
2
1
OUT
IN
GND
3
FL2
GND
EMI
2
1
OUT
IN
GND
3
FL3
GND
EMI
2
1
OUT
IN
GND
3
FL4
CN2
GND
EMI
2
1
OUT
IN
GND
GND
422TX1(X)/232TX1
3
422TX1(Y)
GND
422TX0(Y)
FL5
422TX0(X)/232TX0
EMI
2
1
OUT
IN
GND
GND
422RX0(X)/232RX0
3
FL6
422RX0(Y)
GND
EMI
2
1
OUT
IN
422RX1(Y)
GND
422RX1(X)/232RX1
3
FL7
GND
EMI
2
1
GND
OUT
IN
(AUX-1)
GND
(AUX-2)
3
FL8
(AUX-3)
GND
EMI
2
1
OUT
IN
GND
GND
16 17
3
GND
GND
C1
C2
C3
0.001uF
0.001uF
CN-2805
BOARD NO. 1-867-873-11
HDCU1000_CN-2805_011_1
G
1
2
3
1
2
3
4
4
5
6
7
8
9
10
11
12
13
14
15
5
H