TM 11-5805-246-10
2-5. INITIAL ADJUSTMENTS AND SELF-TEST. (CONT)
ACTION
REMARKS
ITEM
LOCATION
4W-2W-TEL
Set to TEL.
14. Telegraph terminal
switch (1)
Press break key.
Keyboard (2)
15.
Teletypewriter
Tone is not heard in telephone
receiver and teletypewriter runs open.
Type letters R and Y.
Keyboard (2)
16.
Observe error free copy. Glowlamp
on TH-5/TG will go out. Varying tone
is heard in telephone receiver.
Stop typing.
Keyboard (2)
17.
Steady tone is heard in telephone
receiver for 3 seconds. When tone
stops, glowlamp on TH-5/TG will light.
18.
Telegraph terminal
Hold down.
RING switch (3)
Ringing signal is heard in telephone
receiver and glowlamp flickers.
Connect a wire stripped on both ends from
Binding posts
19.
binding post 2 to binding post 3.
2 and 3 (4)
Set to SEND.
NORM-REC-SEND
20.
Glowlamp will go out.
switch (5)
Lead (6), lead (7)
a. Connect telephone leads by pushing binding
21. Telephone set
and binding posts
posts in and attaching leads.
Steady tone will be heard in
1 and 4 (8)
telephone receiver.
b. Disconnect leads.
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