Casio DT-900 - Manual (Page 16)

E-18
Power Supply
Loading and Removing the AA (LR6)-size alkaline batteries
Important! When you load the AA (LR6)-size alkaline batteries, make sure that
their positive (+) and negative (–) ends are facing the correct
directions.
Loading the Main Battery
1
Slide the main battery compartment cover
lock to the FREE position and remove the
cover.
If the main battery compartment cover does
not open, lift up tab “a” with your fingernail or
a thin object.
2
Load two new AA (LR6)-size alkaline batteries
into the main battery compartment, making
sure that they face the directions shown in the
figure.
3
Attach the battery compartment cover to the
Data Collector and slide the main battery
compartment cover lock to the LOCK position.
Removing the Main Battery
Remove main batteries following the loading procedure in reverse.
Be sure to turn the Data Collector OFF before you do this.
a