Changing battery
The battery must be charged before using it for the first time.
Zenith55 has 2 compartments for the batteries.
The batteries are inserted at the bottom of the Zenith55.
To remove a battery:
Push the slide fastener of the battery compartment in the direction of the open-lock symbol.
Press the button to open the battery compartment.
Push the battery sideward to release the battery from its fixed position.
Remove the battery.
To insert the battery, push the slide fastener of the battery compartment in the direction of the open-lock symbol.
Open the battery compartment.
Insert the battery into the battery compartment aligning the contacts.
Slide the battery in the compartment so that it locks into position.
Close the battery compartment and push the slide fastener in the direction of the closed-lock symbol.