Icom IC-2800H - Manual (Page 23)

■ Lock functions
To prevent accidental frequency changes and unnecessary
function access, use the lock function. The transceiver and
HM-98 have 2 different lock functions.
D Frequency lock
This function locks the tuning dials and switches electronically
and also locks the microphone switches.
➥ Push [CHG/L] for 2 sec. to toggle the frequency lock func-
tion ON and OFF.
• [CHG/L], [MAIN], [MONI], [VOL], [SQL], [PTT] and [BAND] can
be used while the frequency lock function is in use. Also,
TONE-1, TONE-2, DTMF tones or DTMF memory contents can
be transmitted from the HM-98 microphone.
➥ Push [ (VFO) LOCK] for 2 sec. to toggle the func-
tion ON and OFF.
D Microphone keypad lock
This function locks the HM-98 microphone keypad.
➥ Push [FUNC] then [16KEY LOCK] to tog-
gle the microphone keypad lock function
ON and OFF.
• [PTT] and the 7 keys on the upper half of the
microphone can be used.
• All switches on the transceiver can be used.
• The keypad lock function is released when the
transceiver power is turned OFF then ON
again.
M I D - L O
MAIN
43
3.000
12
14
5.000
12
SCP
MAIN
TS
V/M H
SCN
M/C
LOW
MONI
SCP
MAIN
TS
V/M H
SCN
M/C
LOW
MONI
M I D - L O
“ ” appears when the lock function is in use.
19
4
FREQUENCY SETTING
LOCK
16 KEY LOCK
#