APPENDIX 2

LIST OF SOURCES AND DESTINATIONS FOR THE DEUCE

Source Destination N.I.S.
0 ID or Reader TS Count DL 8
1 DL 1 DL 1 DL 1
2 DL 2 DL 2 DL 2
3 DL 3 DL 3 DL 3
4 DL 4 DL 4 DL 4
5 DL 5 DL 5 DL 5
6 DL 6 DL 6 DL 6
7 DL 7 DL 7 DL 7
8 DL 8 DL 8
9 DL 9 DL 9
10 DL 10 DL 10 Triggers
11 DL 11 DL 11 0 - 24 Stim.  Mult
(DL11 Associated with magnetics)   1 - 24 Stim.  Divide
12 DL12 DL12 2 - 24 T.I.L. Discrim.(Zero)
13 TS13 TS13 3 - 24 Stim.  T.C.A.
14 TS14 TS14 4 - 24 Clear. T.C.B.
15 TS15 TS15 5 - 24 Stim.  T.C.B.
16 TS16 (a) TS16 (a) 6 - 24 Clear. Alarum
(or DL10 delayed by 1 m.c.) 7 - 24 Stim.  Alarum
17 QS17 QS17 8 - 24 Clear. O.P.S.
18 QS18 QS18 9 - 24 Clear. Punch & Read.
19 DS19 DS19 10 - 24 Stim. Punch.
20 DS20 DS20 12 - 24 Stim. Read.
21 DS21 DS21
22 DS21 ÷ 2(b) DS21+ (b)
23 TS14 ÷ 2 TS14- (b)
24 TS14 x 2 Triggers
25   14 & 15 TS13+
26   14 15 TS13-
27 P1 Discrim. (Sign)
28 P17 Discrim. (Zero)
29 P32 O.P.S. or Punch.
30 Zeros Magnetics read or write.
31 Ones. Magnetics head block shift.
(a) Modified by T.C.A.
(b) Modified by T.C.B.