Transmit Power Selection; Key Lock Function - Icom ID-31A Instruction Manual

■ Transmit power selection

The transceiver has four output power levels to suit your op-
erating requirements. Lower output power during short-range
communications may reduce the possibility of interference to
other stations and will conserve battery power.
➥ Hold down [LOW] for 1 second to toggle the transmit
approximately output power between High (5 W), S-Low
(0.1 W), Low (0.5 W) and Mid (2.5 W).
• Or while holding down [LOW]
output power.
When using the BP-
273 battery case, the
output power is limited
to approximately 100
milliwatts.
, rotate [DIAL] to select the
Appears
High power
S-Low power
Low power
Mid power

■ Key Lock function

Activate to prevent accidental frequency changes and unnec-
essary function access.
Hold down [LOCK] for 1 second to turn the Key Lock
➥
function ON or OFF.
• While the Key Lock function is activated and the locked key or
dial is pushed or rotated, "LOCK ON" will be displayed.
• , [VOL], [SQL], [PTT] and [LOCK]
the lock function is activated.
• Either or both the squelch control and volume control can also
be locked in the Function menu.
MENU ➪ FUNCTION ➪ Key Lock (p. 44)
BASIC OPERATION
are operable while
The function is ON
The function is OFF
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