Time-Out Timer (Tot); Ptt Lock (Ptt Lk); Squelch Delay (Sql Dl); Busy Lockout (Lk Out) - Icom IC-T70A Instruction Manual

D LCD contrast (CONT)
Selects the LCD contrast.
• Auto : Sets the contrast to high. However, if the transceiver is
exposed to high temperatures, it automatically sets the
contrast to low.
• HI : Sets the contrast to high.
• LO : Sets the contrast to low.
D PTT lock (PTT LK)
Turns the PTT lock function ON or OFF.
To prevent accidental transmission, the transceiver has the
PTT lock function.
D Busy lockout (LK OUT)
Turns the busy lockout function ON or OFF.
This function inhibits transmission while receiving a signal or
when the squelch is open.
D Time-out timer (TOT)
To prevent accidental prolonged transmission, the transceiver
(default: Auto)
has a time-out timer. This function cuts transmission OFF
after 1–30 min. of continuous transmission. This timer can be
cancelled.
• OFF
• 1 to 30
Approx. 10 seconds before the time-out timer is activated,
the transceiver emits a beep tone as a warning.
BE CAREFUL! The transceiver will become hot when this
(default: OFF)
time-out timer function is turned OFF or set to a long time
period, and transmission is made for long periods.
D Squelch delay (SQL DL)
Sets the squelch delay between short and long. The delay
prevents the squelch from repeatedly opening and closing
while receiving the same signal.
• SHORt
(default: OFF)
• LOnG
SET MODES
: The time-out timer is turned OFF.
: The transmission is cut OFF after the set period
elapses.
: Sets the squelch delay to short.
: Sets the squelch delay to long.
9
1
2
3
(default: 5)
4
5
6
7
8
9
10
11
12
13
14
15
(default: SHORt)
16
17
18
19
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