RJ71C / Relay Board Identification
Model 1820 (Large) Auxiliary Cabinet
RJ71C
Phone
RJ71C Pins
Board #
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
RJ71C
Phone
RJ71C Pins
Board #
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
RJ71C
Phone
RJ71C Pins
Board #
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
1820-065-B-2-06
Apt
Relay
Dir Code
Number
Number
Board #
00
01
02
03
04
05
06
07
08
09
10
11
Apt
Relay
Dir Code
Number
Number
Board #
00
01
02
03
04
05
06
07
08
09
10
11
Apt
Relay
Dir Code
Number
Number
Board #
00
01
02
03
04
05
06
07
08
09
10
11
Cabinet No.
RJ71C
Phone
RJ71C Pins
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
RJ71C
Phone
RJ71C Pins
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
RJ71C
Phone
RJ71C Pins
Number
Input/Output
1,2 / 27,28
3,4 / 29,30
5,6 / 31,32
7,8 / 33,34
9,10 / 35,36
11,12 / 37,38
13,14 / 39,40
15,16 / 41,42
17,18 / 43,44
19,20 / 45,46
21,22 / 47,48
23,24 / 49,50
______
Apt
Relay
Dir Code
Number
Number
00
01
02
03
04
05
06
07
08
09
10
11
Apt
Relay
Dir Code
Number
Number
00
01
02
03
04
05
06
07
08
09
10
11
Apt
Relay
Dir Code
Number
Number
00
01
02
03
04
05
06
07
08
09
10
11
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