Ericsson LBI-39110 - Manual (Page 13)

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OVERDIAL Enables overdial mode
for placing/storing
dispatch overdial calls.
EXT MIC Toggles between external
and internal microphone.
SIMPLEX Toggles between simplex
only and duplex operation.
MUTE Enables/disables
microphone mute during
duplex operation.
LOCK Locks the radio and
keypad. (Provided code
has been
pre-programmed).
SCAN Enables/disables group
scan operation.
ADD/DEL Adds or deletes groups
from the scan list.
SPC Enters Special Call Mode.
SYSTEM Changes the ramp
direction for systems or
directly accesses systems.
GROUPS/ Changes the ramp
CHANNELS direction for groups or
channels or directly
accesses groups.
A Flex Keys that can be used
in two ways:
B 1) quick dial frequently
called or emergency
numbers,
C 2) extended functions such
as Special Calls, Public
Address, Horn Alert,
Emergency, or Home
System/Group. Each "Flex
Key" can store one
number for a total of three.
RING Set the one of the four ring
volume level. RING MIN,
RING -2-, RING -3-, RING
MAX