User's Manual

MV600 Series

3.10 Rechargeable Battery

The R-90 comes with the rechargeable battery already pre-installed. It is natural that over time

the battery performance will degrade. If you need to remove and replace your battery please

follow the instructions below

Before removing or inserting the battery, please ensure that you disconnect the power supply,

and move the power switch on the R-90 to the OFF position.

Removing / Replacing the Battery

① Open the battery cover on the bottom by sliding the cover down towards you.

② Disconnect / Connect the DC power cable to the unit marked below.

③ Close the battery cover