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38
FT-857 Operating Manual
R
ECEIVER
A
CCESSORIES
L
OCKING
F
RONT
P
ANEL
C
ONTROLS
The front panel
LOCK
button allows you to
disable the
DIAL
and/or the front panel con-
trols.
In the transceiver’s default configuration,
pressing the [
LOCK
] button disables just the
DIAL
, while the other keys and switches are
unaffected. To lock out the remainder of the controls and the
SELECT
knob, use Menu
Mode
No-054
[
LOCK MODE
]
:
1. Press and hold in the [
FUNC
] key for one second to enter the Menu mode.
2. Rotate the
SELECT
knob to recall Menu Mode
No-001
[
EXT MENU
]
, then rotate the
DIAL
to change the setting to “
ON
” to enable the extended Menu Mode.
3. Rotate the
SELECT
knob so as to recall
No-054
[
LOCK MODE
]
.
4. Rotate the
DIAL
to select the desired configuration:
DIAL
:
Locks
DIAL
knob only.
FREQ
:
Locks front panel keys and knobs related to frequency control (such as
BAND
(
DWN
) and
BAND
(
UP
) key, [
A
](
A
/
B
) key., etc.).
PANEL
: Locks all front panel keys and knobs (except
POWER
and [
LOCK
] keys).
ALL
:
Locks all front panel keys and knobs (except
POWER
and [
LOCK
] keys) and
locks the microphone keys.
5. When you have made your selection, press and hold in the [
FUNC
] key for one second
to save the new setting and exit to normal operation.
When the controls are locked out (small “ ” icon will appear at the bottom right-hand
corner of the LCD), press the
LOCK
button once more to release them to normal operation.
LOCK
[
]