To Specify The Illumination Duration - Casio GB-6900B User's Manual For Watch Functions

To specify the illumination duration

E-48
● ●
1
. I n.the.Timekeeping.Mode,.hold.down.A.for.about.
two.seconds.until.the.time.zone.setting.screen.
appears.
● ●
2
. P ress.C.10.times.to.display.the.illumination.
duration.setting.screen.
See "Configuring Current Time and Date Settings
Manually" (page E-19).
The screen will show either [LT1] or [LT3].