Sharp SL-5500, SL-5500 v3 Upgrade Troubleshooting Manual

Troubleshooting Guide

for the SL-5500 v3 Upgrade

1

If you have a problem with your SL-5500 v3 Upgrade, check the following
points and refer to the operation manuals. If the problem remains, contact
our Support center. (See the “Product Support” information of the
Start-up Guide.)

• Click the blue options below to jump to the relevant description.

• All company and/or product names are trademarks and/or registered trademarks of
their respective holders.

Contents

About the unit (SL-5500) itself

• The screen is dark.

•I want to know how to turn the front light on.

• The front light will not turn on.

• The LED indicator (charge light) blinks or will not turn on.

• The unit does not turn on even after recharging.

• The charge light does not turn off even though more than the standard
charging time has elapsed since the charging began.

• The unit turns off by itself.

• The unit does not turn on by pressing (On/Off).

• The screen is lit but characters, etc. are not displayed.

• Entries are displayed incorrectly.

• Tapping or operating keys will not work properly.

• I forgot my Security passcode, and I cannot operate my unit.

• The AC adapter and unit become hot while using the AC adapter or
during charging.

• A rainbow pattern is appearing on the screen.

• Application start up is slow.

• A memory shortage is occurring when starting up applications.

2

• Entries in the Calendar application, etc. cannot be deleted.

• Entries I have saved are not being displayed on the Index screens.

• On the Index screen I cannot move the highlight to select an entry by
using the Cursor key.

• The characters are small and I want to make them bigger.

•I want to know the date a file is linked to the Calendar application and
change the date.

•I have set a scheduled alarm but the alarm does not sound.

• The CF or SD/MMC card is not being recognized properly.

• The CF or SD card icon does not appear on the taskbar.

• The CF or SD card icon does not disappear from the taskbar by tapping
the icon and then tapping “Eject card” (or “Eject SD-card”).

• IR communication is not possible.

• Not sure what type of accessories and peripherals can be used with the unit.

About Communication between the unit (SL-5500) and the PC

• The unit is not communicating properly with my PC.

• Files dragged and dropped from the folder on the PC cannot be found
in the folder in the Files Home screen on the unit. (Zaurus File Transfer)

•Even after turning off the unit or disconnecting it from the PC, the
folder window of the unit still remains open on the PC screen.

(Zaurus File Transfer)

• Synchronization is not possible.

(Intellisync for Zaurus, Qtopia Desktop for Zaurus)

• Some of the data fields did not synchronize correctly.

(Intellisync for Zaurus, Qtopia Desktop for Zaurus)

• Pressing the SYNC button on the Docking Station will not start
synchronization process. (Qtopia Desktop for Zaurus)

3

• Synchronization is taking a long time.

(Intellisync for Zaurus, Qtopia Desktop for Zaurus)

• After a long E-mail message was transferred from the PC to the unit
and the message was truncated. (Intellisync for Zaurus)

• The synchronized data changed to unusual characters.

(Intellisync for Zaurus, Qtopia Desktop for Zaurus)

• Previous dates are not synchronized. (Intellisync for Zaurus)

• Synchronization is not working correctly.

(Intellisync for Zaurus, Qtopia Desktop for Zaurus)

About the unit (SL-5500) itself

• The screen is dark.

•I want to know how to turn the front light on.

• Adjust the brightness of the light setting in the Light & Power application. (See the
Operation Manual: “Managing power (Light & Power)”.)

• Is the front light turned on? When the front light has been turned off due to the power
saving setting of the Light & Power application, press and hold the Front light key

( ( ) ) for several seconds to turn the light on.

• The front light will not turn on.

• When the brightness control slider in the Light & Power application is set to off, the
front light will not turn on even if the Front Light key ( ( )) is pressed and held for
several seconds. Set the slider to a higher brightness setting. (See the Operation
Manual: “Managing power (Light & Power)”.)

4

• The LED indicator (charge light) blinks or will not turn on.

• When the battery has been fully charged, charging the battery is unnecessary and
the charge light will turn off. Tap the battery icon to check the battery status.

• Make sure that the supplied “EA-70” AC adapter is used and connected correctly.
Disconnect the AC adapter and then connect it again.

• Remove and reinsert the battery. Make sure that the battery compartment lid is
attached to the unit and the battery replacement switch is set to the “NORMAL
OPERATION”. (See the Start-up Guide: “Inserting and charging the battery”.)

• If the error persists, the battery or the unit may have a problem. Contact your local
SHARP dealer for repair.

• The unit does not turn on even after recharging.

• The charge light does not turn off even though more than the standard
charging time has elapsed since the charging began.

• When the battery has not been used for an extended period and has become overly
discharged (including the first use of a new one), the power may not turn on for
several minutes after charging and the charge light may not turn off even after the
standard charging time. In such cases, disconnect the AC adapter and remove the
battery. After approximately 10 seconds, replace the battery, perform the reset
operation and then recharge the battery. (See the Start-up Guide: “Inserting and
charging the battery” and “What to do if a problem occurs” on Appendix pages.)

• Charge at the specified temperature range: 5°C to 35°C (41°F to 95°F).

• If left unattended after charging is completed and the charge light has turned off, the
battery may discharge and charging may restart.

• The unit turns off by itself.

• You have not operated the unit for a certain period and the Auto power off function
may be activated. Press (On/Off) to turn the unit on again. (See the Start-up
Guide: “Turning on and off” and the Operation Manual: “Managing power (Light &
Power)”.)

• The battery may be exhausted. Use the AC adapter to turn on the power if necessary,
and after disconnecting the adaptor tap the battery icon to check the battery status.
Charge the battery, if it is low.

• Strong extraneous electrical noises or shocks might turn the unit off. Try to turn the
power on again.