Operation Manual

FT-252 OperaTing Manual 11
Advanced Operation
Now that you have mastered the basics of
FT-252
operation, let’s learn more about
some of the really neat features.
Keyboard Locking
To activate the locking feature, press the
[
POWER
(
)]
key momentarily.
To cancel locking press the
[
POWER
( )]
key momentarily again.
In order to prevent accidental frequency change or inadvertent transmission, various
aspects of the
FT-252
’s
DIAL
and keypad may be locked out. You may change the lock-
out combinations.
To lock out some or all of the keys:
1. Press the
[
SET/ATS
]
key to enter the Set mode.
2. Rotate the
DIAL
knob or press the
[
p
]
/
[
q
]
key to select
Set Mode Item 22:
LOCK
.
3. Press the
[
SET/ATS
]
key momentarily to enable adjust-
ment of this Item.
4. Rotate the
DIAL
knob or press the
[
p
]
/
[
q
]
key to select the desired locking scheme
as listed below:
LK KEY
: Just the front panel keypad is locked out
LKDIAL
: Just the top panel
DIAL
is locked out
LK K+D
: Both the keypad and
DIAL
are locked out (factory default)
LK PTT
: The
PTT
switch is locked out (TX not possible)
LK P+K
: Both the
PTT
switch and keypad are locked out
LK P+D
: Both the
PTT
switch and
DIAL
are locked out
LK ALL
: All of the above are locked out
5. When you have made your selection, press the
PTT
switch to save the new setting
and return to normal operation.
honbun_130313.indd 11 2013/03/13 19:47:41