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Relay
Point
Type
Purpose
Relay
Point
Type
Purpose
220A
Register 4A, 4-bit relay.
231B
Register 6B, 8-bit relay.
1
N/O
Hold circuit to relay 220A.
1
N/O
Hold circuit to relay 231B.
2
N/O
Pick circuit to relay 220B.
2
N/O
Pick circuit to relay 230A.
220B
Register 4B, 4-bit relay.
1
N/O
Hold circuit to relay 220B.
232A
Register 7 A, 8-bit relay.
2
N/O
Pick circuit to relay 219A.
1
N/o
Hold circuit to relay 232A.
2
N/o
Pick circuit to relay 232B.
221A
Register 5A, 4-bit relay.
1
N/O
Hold circuit to relay 221A.
232B
Register 7B, 8-bit relay.
2
N/O
Pick circuit to relay 221B.
1
N/o
Hold circuit to relay 232B.
221B
Register 5B, 4-bit relay.
2
N/O
Pick circuit to relay 231A.
1
N/O
Hold circuit to relay 221B.
233A
Register
BA,
8-bit relay.
2
N/O
Pick circuit to relay 220A.
1
N/o
Hold circuit to relay 233A.
222A
Register 6A, 4-bit relay.
2
N/O
Pick circuit to relay 233B.
1
N/O
Hold circuit to relay 222A.
233B
Register
BB,
8-bit relay.
2
N/o
Pick circuit to relay 222B.
1
N/o
Hold circuit to relay 233B.
222B
Register 6B, 4-bit relay.
2
N/o
Pick circuit to relay 232A.
1
N/o
Hold circuit to relay 222B.
Field-Size relay, BCD coding to
2
N/o
Pick circuit to relay 221A.
235
A-register.
223A
Register 7 A, 4-bit relay.
1
N/O
2-bit input to register 5A.
1
N/O
Hold circuit to relay 223A.
2
N/O
1-bit input to register 5A.
2
N/O
Pick circuit to relay 223B.
3
N/o
4-bit input to register 5A.
223B
Register 7B, 4-bit relay.
4
N/O
8-bit input to register 5A.
1
N/O
Hold circuit to relay 223B.
5
N/O
1-bit input to register 4A.
2
N/O
Pick circuit to relay 222A.
6
N/O
2-bit input to register 4A.
224A
Register
BA,
4-bit relay.
301A
Register 2A, B-bit relay.
1
N/O
Hold circuit to relay 224A.
1
N/O
Hold circuit for relay 301A.
2
N/O
Pick circuit to relay 224B.
2
N/O
Pick circuit for relay 301B.
224B
Register
BB,
4-bit relay.
301B
Register 2B, B-bit relay.
1
N/O
Hold circuit to relay 224B.
1
N/O
Hold circuit for relay 301B.
2
N/O
Pick circuit to relay 223A.
2
N/o
Pick circuit for relay 329.
226
Field-Size relay, BCD coding to the
304
Key entry allows the keyed informa-
A-registers.
tion to enter the field-size relays.
1
N/C
1-bit input to register
BA.
1
N/O
Circuit to the keyboard-restore mag-
2
N/C
2-bit input to register
BA.
nets.
3
N/C
4-bit input to register
BA.
2
N/O
Circuit energize the punch clutch
4
N/C
B-bit input to register
BA.
when a zero is keyed.
5
N/C
2-bit input to register 7 A.
3
N/O
Circuit from BCD coding network to
6
Nf
C
2-bit input to register 7 A.
the field-size relays for an 8-bit.
227
Field-Size relay, BCD coding to the
4
N/o
Circuit from BCD coding network to
A-registers.
the field-size relays for a 1-bit.
1
N/O
Circuit for 1-bit.
5
N/O
Circuit from BCD coding network to
2
N/C
Circuit for 1-bit.
the field-size relays for a 4-bit.
3
N/C
Circuit for 2-bit.
6
N/O
Circuit from BCD coding network to
4
N/C
Circuit for 4-bit.
the field-size relays for a 2-bit.
5
N/C
Circuit for B-bit.
30B
Program select, picked while in pro-
6
N/o
Circuit for 2-bit.
gram 2.
22BA
Register 3A, 8-bit relay.
1
N/o
Circuit from starwheel 9.
1
N/o
Hold circuit to relay 22BA.
2
N/C
Circuit from starwheel 3.
2
N/O
Pick circuit to relay 22BB.
3
N/C
Circuit from starwheel 2.
4
N/o
Circuit from starwheel
B.
22BB
Register 3B, B-bit relay.
P-cam-gate,
circuits from
P-CB's
1
N/O
Hold circuit to relay 22BB.
309
2
N/O
Pick circuit to relay 301A.
when needed. Prevents any extra
pulses due to bounce of CB.
229A
Register 4A, B-bit relay.
1
N/O
Circuit from P2 to hold relay 209 up
1
N/O
Hold circuit to relay 229A.
until P2 breaks.
2
N/O
Pick circuit to relay 229B.
2
N/C
Gates P5 to the B-registers relays.
230A
Register 5A, B-bit relay.
3
N/C
1
N/o
Hold circuit to relay 230A.
4
N/O
Gates P3 to the A-registers relays.
2
N/O
Pick circuit to relay 230B.
310A
Register 2A, 4-bit relay.
230B
Register 5B, B-bit relay.
1
N/O
Hold circuit for relay 310A.
1
N/o
Hold circuit to relay 230B.
2
N/O
Pick circuit for relay 310B.
2
N/O
Pick circuit to relay 229A.
310B
Register 2B, 4-bit relay.
231A
Register 6A, B-bit relay.
1
N/O
Hold circuit for relay 310B.
1
N/o
Hold circuit to relay 231A.
2
N/O
Pick circuit for register lA, 8-bit
2
N/O
Pick circuit to relay 231B.
relay ( 329).
2-2
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