OPERATION
31
3) Option 3:
The backlight brightness.
This option allows the operator to adjust the backlight
brightness for both high (
Hi
) and low (
Lo
) settings to
enable the ‘one touch’ operation of both. Each setting allows
the brightness to be adjusted over 5 increments. In
Hi
setting, the range is 0 through 5 with 5 being the maximum
and in
Lo
, 0 through -5 with -5 being the minimum.
To select the maximum backlight brightness:
i. Press and hold the button until an audible beep is
heard and the text
KEY BEEP
appears.
ii. Press the
or
to toggle the selection until the text
BACKLIGHT
appears.
iii. Press the
button again and the word
Hi
will appear
above the text line
SETTING
.
iv. Press
again and the text
SET HIGH
will appear.
v. Press
or
to increase or decrease the backlight
brightness.
vi. Press the
button to confirm your choice.
vii. Press the
button to exit.
To select the minimum backlight brightness:
i. Press and hold the button until an audible beep is
heard and the text
KEY BEEP
appears.
ii. Press the or to toggle the selection until the text
BACKLIGHT
appears.
iii. Press the
button again and the word
Hi
will appear
above the text line
SETTING
. Use the
or to
toggle to text
Lo
.
iv. Press the button and the text
SET LOW
will appear.
v. Press
or to increase or decrease the backlight
brightness.
vi. Press the
button to confirm your choice.
vii. Press the
button to exit.
AB
OK
OK
OK
OK
AB
OK
OK
OK
OK
