Setting the Backlight
Pressing the M4 key while holding down SF (Shift) key activates or deacti-
vates the backlight function.
Backlight OFF
(The backlight
function is OFF
when you power on
the BHT.)
Press M4 while
holding down SF .
If no key is
pressed for at
least 3 seconds.
Press any key (except
for the simultaneous
depression of M4
and SF ).
Press M4 while
holding down SF .
Backlight ON
Backlight OFF
(The backlight
function is kept ON.)
In user programs, you can select the key to be used for activating or
deactivating the backlight function (instead of the initial setting:
combination of SF and M4 ), as well as modifying the ON-duration of the
backlight before the automatic turning-off.
Press M4while
holding down
SF .
SF
M4