FCC ID: K6630283X3S
IC ID: 511B-30283X3S
GX5000S / GX5500S Operating Manual
12.1 LAMP ADJUSTING
Allows setting up the backlight intensity or to turn it off.
1. Press and hold down the [CALL (MENU)] key until “Radio Setup” menu appears.
2. Press the [ENT] key, then select “Dimmer” in the “Radio Setup” menu with the
CHANNEL selector knob.
3. Press the [ENT] key.
4. Turn the CHANNEL selector knob to select the desired level. When “OFF” is selected,
the lamp is extinguished.
5. Press the [ENT] key to store the selected level.
6. To exit this menu and return to radio operation mode press the [16/9] key.
12.2 LCD CONTRAST
This selection sets up the display for best viewabilty for the varying mounting locations
(overhead or below).
1. Press and hold down the [CALL (MENU)] key until “Radio Setup” menu appears.
2. Press the [ENT] key, then select “Contrast” in the “Radio Setup” menu with the
CHANNEL selector knob.
3. Press the [ENT] key.
4. Turn the CHANNEL selector knob to select the desired level. The contrast level can
be set from “0” to “31.”
5. Press the [ENT] key to store the selected level.
6. To exit this menu and return to radio operation mode press the [16/9] key.
12.3 TIME OFFSET
From the Factory the GX5000S/GX5500S shows GPS satellite time or UTC time. A time
offset is needed to show the local time in your area.
1. Press and hold down the [CALL (MENU)] key until “Radio Setup” menu appears.
2. Press the [ENT] key, then select “Time Set” in the “Radio Setup” menu with the
CHANNEL selector knob.
3. Press the [ENT] key.
4. Turn the CHANNEL selector knob to select time offset from UTC. See illustration
below to find your offset time from UTC. If “0:00” is assigned, the time is the same as
UTC (Universal Time Coordinated or GMT Greenwich Mean Time).
5. Press the [ENT] key to store the time offset.
6. To exit this menu and return to radio operation mode press the [16/9] key.
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