Casio E125 Manual

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3. Slide the battery cover switch to MAIN, and then remove the main battery cover.
4. Pull on the tape to raise the main battery.
5. Remove the main battery and then load a new battery pack.
•Make sure that the battery pack is oriented correctly.
•When you load the battery pack, make sure the end of the tape is sticking out above
the battery pack.
6. Replace the main battery cover.
7. Slide the battery cover switch to LOCK.
Replacing the Backup Battery
Important
•Never remove the main battery and...

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1. Make sure your CASSIOPEIA is turned off.
•Press the [Power] button to turn off power.
2. Turn the CASSIOPEIA over.
3. Slide the battery cover switch to BACK UP, and then remove the backup battery
cover.
4. Remove the old battery.
5. Wipe off a new lithium battery (CR2032) with a dry cloth, and load it into the
CASSIOPEIA.
Make sure the positive side is facing up, so you can see it.
6. Replace the backup battery cover.
7. Slide the battery cover switch back to LOCK.
Battery cover switch 

33 Charging the Battery Pack
1. Install the battery pack into the CASSIOPEIA.
2. Attach the AC adapter to the cradle and place the CASSIOPEIA onto the cradle.
•Charging starts automatically as soon as you place the CASSIOPEIA onto the cradle.
•The charge indicator is amber while charging is in progress, and turns green when
charging is complete.
•It takes about five or six hours to reach full charge.
•You can use your CASSIOPEIA while the battery pack is charging.
Important 
•Do not use the CASSIOPEIA...

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Resetting the Unit
“Reset” is similar to a computer reboot. Performing a reset deletes any data that is in
the process of being input or edited, without yet being saved. Data stored in memory
and all settings, however, are retained.
Perform the reset operation whenever the unit fails to operate correctly due to
operational error or some other abnormality. Any of the following symptoms indicate
that reset is required.
•Failure of the unit to respond when the screen is tapped or a button is pressed
•The...

35 Memory Error Message
If the memory check operation that the unit performs when the RESET button is
pressed detects a data error, the following message appears on the screen instead of the
startup screen.
“A problem with memory contents has been found. Press [Action] to continue with
the reset procedure, which restores normal system operation.
Note that if the system determines that user memory cannot be repaired, it will
delete all user data currently in memory.
See the User’s Guide for details about...

36
Full Reset (Memory Initialize)
Full reset (memory initialize) deletes all data, and resets all unit parameters to their
initial defaults.
The following are conditions when you should perform a full reset.
•When you want to delete all memory data and return unit settings to their factory
defaults
•When you forget your password and need to clear it
•When a data error causes operational problems
•Appearance of the message: “A problem with memory contents has been found...”
Performing a Full Reset...

37 Errors Following a Full Reset
Either of the following two conditions can cause errors to continue, even after you
perform a full reset.
•Hardware defect
•System problem caused by failure by you to correctly perform the reset procedure
before using the unit for the first time
If you suspect that the problem is being caused because you did not properly reset the
unit before using it for the first time, perform the procedure on page 41 of this manual.
This should correct the problem. 

38
Troubleshooting
Before assuming malfunction and contacting your service provider when experiencing
operational problems, be sure to check the following information as well as the
troubleshooting section of the Pocket PC User’s Guide first.
Pa ge
33
34
36Possible Cause
Main battery is weak.
Internal malfunctionRecommended Action
Charge the battery pack.
Reset the unit.
If resetting the unit does not correct the
problem, perform a full reset (memory
initialize).* Nothing happens when the [Power] button...

39
Pa ge
–Possible Cause
Battery pack is damaged or has reached
the end of its service life.Recommended Action
Purchase a new battery pack. Rechargeable battery pack life is very short after each charge.
The low backup battery message continues to appear even after replacement of the
backup battery.
Pa ge
31
31
–
Possible Cause
The backup battery is upside down.
The backup battery was loaded before
the main battery.
Power was left on while the battery
pack was replaced.Recommended Action
Remove the...

40
Pa ge
34
36Possible Cause
Internal malfunctionRecommended Action
Reset the unit.
If resetting the unit does not correct the
problem, perform a full reset (memory
initialize).* The screen is locked up.
Pa ge
–Possible Cause
Internal malfunctionRecommended Action
Follow the instructions that appear on
the screen. A message about a data error is on the screen.
* Perform the procedure on page 41 when the full reset (memory initialize) does not
correct the problem.