
Appendix B: Noted Board Configuration Differences
62
Number
OLD PCB
Number
NEW PCB
1
12-24 VDC (+) OR VAC
1
(+) 5 VDC OUTPUT
2
12-24 VDC (-) OR VAC
2
DATA/D0
3*
RX-
3
CLOCK/D1
4*
RX+
4
GROUND
5*
TX-
5
LOCK OR CLOCK OUTPUT
6*
TX+
6
BELL OR DATA OUTPUT
7
AUXOUT 1
7
REX SWITCH
8
AUXOUT 2
8
GROUND
9
DOOR SWITCH
9
REX SWITCH
10
GROUND
10
GROUND
11
AUX IN 1
11
DOOR SWITCH
12
GROUND
12
AUX IN 1
13
AUX IN 2
13
GROUND
14
GROUND
14
AUX IN 2
15
(+) 5
VDC OUTPUT
15
RX- *
16
DATA/D0
16
RX+ *
17
CLOCK/D1
17
TX- *
18
GROUND
18
TX+ *
19
LOCK OR CLOCK OUTPUT
20
GROUND
1
12-24 VDC (+) OR VAC
21
BELL OR DATA OUTPUT
2
12-24 VDC (-) OR VAC
22
GROUND
23
AUXOUT 1
24
GROUND
25
AUXOUT 2
26
GROUND
Figure 18-1: Terminal Block Labeling
Terminal Block
Labeling
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