Sharp ZQ-2500 Operation Manual page 37

4. Carefully remove the old batteries by prising them out with
a ball-point pen. (Fig. 3)
Do not use a mechanical pencil or sharp pointed object.
This may break and damage the mechanical pencil or the
Organizer.
Install two new batteries with the (+) sides facing up (Fig. 4)
5.
and press the black "Caution" label back into place.
Replace the back cover and the security screw. (Fig. 5)
6.
7. Press the RESET switch.
If unit does not turn on or a meaningless display appears,
repeat the battery replacement procedure.
Adjust the display contrast if necessary. (Refer to "Contrast
adjustment", pg. 4.)
Set the correct clock time and date. (Refer to "Setting the
9.
HOME time and date" pg. 7.)
(Fig. 1)
34
(Fig. 3)
(Fig. 2)
(Fig. 4)
backup battery
Memory
The life of the memory backup battery
The memory backup battery in your Organizer has an effective
life of about 5 years under normal operating conditions. Note
that temperature extremes can shorten the battery life and
cause memory losses. Replace the memory backup battery
every 5 years.
When you replace the battery, write down the date on the label
of the Organizer so you know when to replace the battery next
time.
For example, if you replace the battery in January 2001, write:
(Fig. 5)