2-6. ALTERNATE TELEPHONE-TELETYPEWRITER TRANSMISSION OVER TWO-WIRE CIRCUIT.
All connections and control settings are made on the front panel of the telegraph terminal.
Jacks are provided for connecting the teletypewriter. Binding post connections and control
settings are determined by the type of transmission circuit used.
This task covers:
1. Telegraph terminal
Set to NORM.
Set to 2W.
Put gray plug into SEND jack.
3 . Teletypewriter
Gray plug (3)
Put black plug into SEND jack.
Black plug (4)
Put red plug into REC jack.
Red plug (5)
Telephone transmission is not possible when telegraph
terminal is connected to a carrier terminal using a two-wire
circuit. When connected to common battery switchboard,
operate 4W-2W-TEL switch to TEL.