![background image](http://html1.mh-extra.com/html/icom/ic-t90a/ic-t90a_instruction-manual_2038092064.webp)
59
8
SET MODE
• Beep tone
(BEEP)
Turns the confirmation beep ON or OFF.
• ON
The confirmation beep is turned
ON. (default)
• OFF The confirmation beep is turned
OFF.
• Display backlighting
(LIGHT)
The transceiver has display backlighting with a 5 sec. timer
for nighttime operation. The display backlighting can be
turned ON continuously or turned OFF, if desired.
“AUTO” setting turns the backlight-
ing ON while operating with an ex-
ternal DC power source. (10–11.5 V
DC)
• AUTO The display backlighting is
ON with a 5 sec. timer. (de-
fault)
• ON
The display backlighting is turned ON.
• OFF
The display backlighting is turned OFF.
• Busy LED
(BUSY)
The TX/RX indicator lights green while receiving a signal or
when the squelch is open. This indication can be turned OFF
to conserve the battery power, if desired.
• ON The indicator lights green
while receiving a signal or
when the squelch is open.
(default)
• OFF The indicator does not func-
tion even if a signal is re-
ceived.
• Auto power OFF
(AP OFF)
The transceiver can be set to automatically turn OFF after a
specified period with a beep, when no switch is pushed.
120 min., 90 min., 60 min., 30 min.
and OFF can be specified. The
specified period is retained even
when the transceiver is turned OFF
by the auto power-off function. To
cancel the function, select “OFF” in
this set mode.
IC-T90A_IM.qxd 02.6.6 08:44 AM Page 62 (1,1)
Summary of Contents for IC-T90A
Page 96: ...Blank page...
Page 99: ......
Page 100: ...on us 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan EX apan m Inc...