KERN & SOHN RFB - Manual (Page 15)

RFB-BA-e-1211 15
6.5 Battery power supply
Before the first use, the battery should be charged by connecting it to the mains
power supply for at least 12 hours. For this purpose the balance needs not to be
switched on.
The operating time of the rechargeable battery with background illumination is about
40h. without background illumination approx. 60 hrs. Charging time until complete
recharging is approx. 12h
AUTO-OFF function can be selected after 3, 5, 15, 30 min. to save the rechargeable
battery.
If an arrow  appears on the weight display above the battery symbol , the
capacity of the rechargeable battery will soon be exhausted. Connect the power
adapter as soon as possible to change the battery.
The LED display beside the piece number window informs you during charging
about the charging status of the rechargeable battery.
red: Battery is almost discharged
green: Battery is completely discharged
yellow: Charging storage battery
6.5.1 Rechargeable battery installation
 Remove any adherent moisture from the balance
 Move both levers 90° to the left