TM 11-7025-234-23
E
qF
SIGNAL GROUND
PIN 7J1
qH
G
GROUND JUMPER
/
q
CHASSIS GROUND
F
PIN 1J1
Location of Mother Board Jumpers
b. Interface Board (A3) Jumpers. Plug jumpers (fig. 1-8) are provided on board
A3 to select CA/CB DELAY, CH/CI, or CB ON.
The control board jumpers (fig. 1-9) select
c.
Control Board (A4) Jumpers .
the following:
o Scrambler Selects
o Master/Slave (Multipoint Mode Only)
q Transmit
Timing
q Unattended
Initiate
o Modem Configuration
identifies plug jumpers and explains their functions.
1-12
