15
5
BASIC OPERATION
New2001
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■
Receiving and transmitting
CAUTION:
Transmitting without an
antenna will damage the transceiver.
q
First, turn ON the PS-310
dc
-
dc
power
supply
.
w
Hold down [ ] for 1 second to turn
ON the transceiver.
• If no MMSI code is entered, “Push [ENT]
to Register Your MMSI” is displayed.
(p. 9)
e
Rotate [VOL/SQL] to adjust the
audio level.
r
Push [VOL/SQL] once or twice to
open the SQL Setting window.
t
Rotate [VOL/SQL] to adjust the
squelch level until the noise just
disappears.
y
Select a channel. (p. 13)
u
Push [
Ω
] or [
≈
] until software key
function [HI/LO] is displayed.
i
Push [HI/LO]
to select an
output power high or low.
Push
o
Hold down [PTT], and speak at your
normal voice level.
• “
” is displayed.
!0
Release [PTT] to return to receive.
NOTE:
Selecting a channel:
• When receiving a signal, “
” is
displayed.
• You can use Channel 70 only for Digital
Selective Calling (DSC) transmissions.
• When the “FAV on MIC” item is set to
“OFF,” you can select all channels using
the [
∫
] or [
√
] keys on the microphone.
(p. 78)
Selecting an output power:
• “25W” is displayed when high power is
selected. Choose high power for longer
distance communications.
• “1W” is displayed when low power is
selected. Choose low power for short
range communications.
• Some channels are restricted to low
power.