Setcom IM-977 Installation And User Manual page 5

IM-977 Adjustments
TX Level, PTT Footswitch Control
Loosen top cover screws and carefully
remove cover to make adjustments
For Factory Calibration
DO NOT ADJUST
TX LEVEL
SW5
TX Audio level is normally factory-preset to the
correct level for the radio type specified when the
IM-977 is ordered.
If a different TX level is required, the TX LEVEL
SW5 can be set from 0 (highest) to F (lowest) to
accommdate various radios.
Call Setcom Tech Support for assistance if needed.
Questions or technical issues? Please call:
TECH SUPPORT: 650-965-8020 ext. 703
CORPORATION
OFF
3019 Alvin DeVane Blvd.
Ste. 560
Austin, TX 78741
Phone: (650) 965-8020
HS1 HS2
PTT FOOTSWITCH SELECT
SW1
FOOTSWITCH SELECT
SW1
(shown enlarged)
SB
SA
HS3 HS4
Input Input
A B
PTT Footswitch assignment can be set using
SW1. The factory default is to assign input A
to HEADSET 1 and input B to HEADSET 3.
These settings can be changed as follows:
· Input A can be changed to HEADSET 2
by setting SA to HS2
· Input B can be changed to HEADSET 4
by setting SB to HS4
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