Replacing Batteries - Sharp YO-250M Service Manual

5. Replacing batteries
Batteries used in the Organizer:
Model
Gr2082 | 2 | Unitoperation
CR2032 Memory backup
The standard built-in clock is powered by the operating batteries.
Lithium battery
Lithium battery
Precautions when replacing the batteries
Before replacing the battery, be sure to press to turn the power
off.
Do not replace the memory backup battery when replacing the
operating batteries. When the operating batteries become weak and
you tur the power on, " [ELMGg" will be displayed and the following
display will appear temporarily:
<CAUTION>
REPLACE BATTERIES[A]
READ THE MANUAL
if the batteries become very weak (the alarm or the key beep will not
sound), the power may go off during operation or the Organizer may
fail to turn on.
The memory contents will still be retained by the memory backup
data.
mation on paper.
Caution: Do not continue using the organizer after it has turned off
automatically while in use. Even if it can be turned on
again, the clock time will be incorrect and other functions
may not work properly until the batteries are replaced.
Precautions on battery use
© Always replace both operating batteries at the same time.
© Do not use an old battery and a new one together.
® Use only the specified lithium batteries.
Operating batteries
<CAUTION>
REPLACE BATTERIES[A]
READ THE MANUAL
ZQ-2500SP
Replacing the operating batteries [A]
1. Press to turn the power off.
2. Remove the security screw and lift off the back cover. (Fig. 1)
3. Remove the black "Caution" label covering the operating batteries
[A]. (Fig. 2)
4. Carefully remove the old batteries by prying 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.
5. Install 2 new batteries with the (+) sides facing up. (Fig. 4) and
press the black "Caution label back into place.
6. Replace the back cover and the security screw. (Fig. 5)
7. Press the RESET switch.
lf unit does not turn on or a meaningless display appears, repeat
the battery replacement procedure.
8. Adjust the display contrast if necessary. (Refer to "Contrast adjust-
ment", pg. 4 in the instruction book.)
9. Set the clock. (Refer to "Setting the HOME time and date" pg. 7 in
the instruction book.)
(Fig.4)
Memory backup battery
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 tht tempera-
ture extremes can shorten the battery life and cause memory loss.
Replace the memory backup battery every 5 years.
When you replace the battery, write down the date on the abel of the
Organizer so you know when to replace the battery next tine.
For example, if you replace the battery in January 2001, wite:
Replacing the memory backup battery
When replacing the memory backup battery, make sue that the
operating batteries are not drained. if the operating biteries are
drained, replace them before replacing the memory backip battery. If
you replace the memory backup battery when the operatic batteries
are drained, all of the data in the memory will be lost.
1. Press to turn the power off.
2. Remove the security screw and lift off the back cover.
3. Remove the red "Caution" label on the memory baci_sp battery.
(Fig. 1)
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