Icom IC-M88 Instruction Manual page 24

8
SET MODE
D Automatic backlighting "bL"
This function is convenient for
nighttime operation. The auto-
matic backlighting can be ad-
justed from OFF, 1 (dark)–3
(light); 3 (default).
• The backlighting is automatically
turned OFF after 5 sec. of inactivity.
D LCD contrast selection "LC"
The contrast of the LCD can be
adjusted from 4 levels.
• 1 (pale) – 4 (deep); 3 (default)
D Auto power save function "PS"
The power save function re-
duces current drain by deacti-
vating the receiver circuit for
preset intervals.
18
Automatic backlighting
(default)
LCD contrast (default)
Auto power save ON
(default)
D Self check function "SC"
The self check function checks
transceiver conditions by itself,
and informs you in case a prob-
lem is found. The following
items are checked after the
power is turned ON, then it
switches to operation mode.
• Temperature (Outside of -35°C
to +73°C; -31°F to +165°F)
• Connected battery voltage
• Water intrusion
When error messages as shown below are displayed, see
trouble shooting for advice (p. 23).
Temperature error Battery voltage error
Self check OFF (default)
Water intrusion error