P
OCKET
R
EFERENCE
G
UIDE
— 38
Battery
This model uses one (1) CR-2016 battery
(included). This should last approximately
800 hours of actual use (1 year plus for
most people). Should your calculator dis-
play become very dim or erratic, replace
the battery.
Note: Please use caution when disposing of your
old batteries as they contain hazardous chemicals.
Note: Values in memory or shown on the display
will be cleared.
Replacement batteries are available at
most discount or electronics stores. You
may also call Calculated Industries at
1-775-885-4900.
Replacing the Battery
Turn the calculator over and open user
guide door located at the top. Pull battery
holder out (top left corner) and turn over.
Remove old battery and slide new battery
under tabs. Turn holder over (negative side
facing you) and insert into calculator.
Reset
If your calculator should ever “lock up,”
press Reset – a small hole located above
the
g
key – to perform a total reset.