Install the remote control batteries
The remote control is powered by two 1.5V AAA batteries.
To install or replace batteries:
1. Press and slide to open the cover.
case.
NEC recommends the following battery use:
CAUTION: Incorrect usage of batteries can result in leaks or bursting.
•
• Do not mix battery brands.
• Do not combine new and old batteries. This can shorten battery life or
cause liquid leakage of batteries.
• Remove dead batteries immediately to prevent battery acid from leaking
into the battery compartment.
• Do not touch exposed battery acid, it may injure your skin.
NOTE: If you do not intend to use the Remote Control for a long period of
time, remove the batteries.
BT421_setup.indb 10 2019/06/14 12:47:19
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