3-8
BASIC MANUAL
BASIC OPERATION
3
3
Setting the frequency
Resetting all band edges to presets
The steps below will reset all the band edges to
their initial settings. All entered settings will be
deleted.
1. Open the “User Band Edge” screen.
2. Touch any band edge for 1 second.
3. Touch “Default.”
4. Touch [YES].
• All the band edges reset to the initial settings.
Dial Lock function
The Dial Lock function prevents frequency
changes caused by accidently moving
.
L
This function electronically locks the dial.
Hold down
for 1 second to turn the Dial
Lock function ON or OFF.
• During Split Frequency operation, the Split Lock
function may be turned ON. (p. 8-3)
» SET > Function >
Lock Function
RF gain and SQL level
1. Push
.
2. Touch an item to adjust. (Example: RF GAIN)
3. Rotate
.
RF gain
You can adjust the receive sensitivity.
If a strong interfering signal is received, rotate
counterclockwise to reduce the RF gain.
L
“RFG” is displayed when the RF gain is reduced.
L
If a strong signal is received and “OVF” (Overflow)
is displayed, reduce the RF gain until “OVF”
disappears.
Squelch (SQL) level
There are 2 types of SQL levels, depending on
the operating mode.
•
Noise squelch
Rotate
until the noise just
disappears and the TX/RX indicator goes OFF.
L
Activates when the squelch level is set to
between 30% and 50% in the FM, AM,* or DV
mode.
* Only when the AIR band is selected.
•
S-meter squelch
The S-meter squelch disables the audio
output from the speaker or headphones
when the received signal is weaker than the
specified S-meter squelch level.
Rotate
clockwise to increase the
S-meter threshold level.
L
Activates when the squelch level is set to
between 50% and 100% in any mode.
Summary of Contents for IC-705
Page 95: ...VI BASIC MANUAL MEMO...