ISS 4, SECTION 502-612-410
TABLE
8
lA,
I
AI, AND 1A2 CONVERSION -2637DA TELEPHONE SET
LEAD
KEY
HOLD KEY
CHAINING PLUG
CONTACT STRIP
LINE
MODULE
OR
PLUG
SW.
ARRANGE·
MENT
V-G
V-G
V-G
V-G
R
R
R
R
R
R
R
R
R
y
G
BR-V
V-BR
1ST
2ND
3RD
4TH
1ST
2ND
3RD
4TH
1ST
2ND
3RD
4TH
5TH
y
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
MOD
1A1/1A2
10
10
•
•
5
15
35
45
9
11
21
31
9
11
21
31
41
8
Only
1Al/1A2-
1st, 2nd,
10
12
41
14
5
15
35
12
9
11
21
31
9
11
21
31
14
8
3rd, 4th, Mod
1A-5th Mod
1Al/1A2-
1st, 2nd,
3rd Mod
10
12
31
14
5
15
12
45
9
11
21
14
9
11
21
14
41
8
1A-4th, 5th
Mod
1A1!1A2-1st,
2nd, Mod
10
12
21
14
5
12
35
45
9
11
14
31
9
11
14
31
41
8
1A-3rd, 4th,
5th Mod
1A1/1A2-
1st Mod
1A-2nd, 3rd
10
12
11
14
12
15
35
45
9
14
21
31
9
14
21
31
41
8
4th, 5th Mod
1A Only
•
10
37t
13
5
15
35
45
37
11
21
31
37
11
21
31
41
18
•
Insulated and stored.
t Remove (BR-Y) mounting cord lead. Insulate and store.
Page 13
BSP S02-612-410-i04_1975-03-13.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Feb 04, 2012 16:23:47