Casio FC-200V - Manual (Page 147)

E-145
1. Press 1A(OFF) to turn
off the calculator.
2. On the back of the calculator,
remove the screws and the
back cover.
3. Remove the old battery.
4. Load a new battery into the
calculator with its positive k
and negative l ends facing
correctly.
5. Replace the back cover and
secure it in place with its
screws.
6. Perform the following key operation:
(1) O19(CLR)
(2) “All:EXE” ( fc), then E
(3) E(Yes)
(4) A
• Make sure you perform the above key operation. Do
not skip it.
Auto Power Off
Your calculator will turn off automatically if you do not
perform any operation for about six minutes. If this
happens, press the O key to turn the calculator back on.
Screw Screw