Casio DT-810M50RC - Manual (Page 22)

E-22
1
Use a screwdriver to rotate the screw that
secures the backup battery holder in place
counterclockwise to loosen it.
2
Insert a screwdriver or some flat object into
the back of the backup battery holder and pull
out it.
3
Pull out the backup battery holder.
4
Remove the old backup battery. Wipe off a
new CR2032 lithium battery with a dry cloth,
and load it into the backup battery case so its
plus (+) side is facing towards the holder (so
you can’t see it).
5
Load the battery holder into the Data
Collector and tighten the screw.
Power Supply