Low Battery Icon; Backlighte - Youshiko YC9481 User Manual

Waxing Gibbous
Full Moon
Waning Gibbous
Third quarter
Waning Crescent

LOW BATTERY ICON

If the main unit or sensor is low in battery, the low battery icon " " will display. The icon
will only appear when the corresponding channel is displayed.
For example, the sensor of CH 1 is low in battery. When CH 1 is displayed, the icon " "
will show.
Note:
The batteries in main unit are only for backup purpose, the battery life cannot maintain for
long time usage.
BACKLIGHT
The main unit backlight can be adjust, using the [ HI / LO / AUTO ] sliding switch to select
the appropriate brightness:
- Slide to the [ HI ] position for the brighter backlight.
- Slide to the [ LO ] position for the dimmer backlight.
- Slide to the [ AUTO ] position for the auto adjust backlight that according to
environment light level.
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