User's Manual Part 3

GeoExplorer 2008 Series User Guide 115
Troubleshooting 7
Touch screen issues
Keypad issues
Problem Cause Solution
The touch screen
does not respond to
stylus taps.
The touch screen is
incorrectly aligned.
Realign the screen (see page 47).
The touch screen is locked. To unlock the touch screen, tap
Unlock in the menu bar of
the Today screen.
The handheld has locked
up.
Reset the handheld (see Resetting the handheld, page 29).
The screen is blank. The handheld is turned
off.
Press the
Power button to turn on the handheld.
The battery is flat. Recharge the battery (see page 25).
The handheld has locked
up.
Reset the handheld (see Resetting the handheld, page 29).
The screen is hard to
see.
The backlight level needs
to be adjusted.
Open the Backlight control and then adjust the backlight
level (see Backlight, page 48).
The backlight is off. Tap the screen to turn on the backlight.
You are unable to see parts
of an application windows
when the screen is in
landscape orientation.
Some applications are designed for portrait orientation
only. To view the entire application window, change the
screen display to portrait.
The selected display theme
does not have enough
contrast.
Select the High-Contrast display theme. Tap / Settings /
Personal / Today, select the High-Contrast theme and then
tap
OK.
Images on the screen
do not display
correctly.
An electrostatic discharge
has occurred to one of the
recessed connector
terminals at the rear of the
handheld.
Press the
Power button to turn off the handheld and then
press the
Power button again to turn on the handheld.
This corrects the screen display without losing any data.
Problem Cause Solution
Pressing the
application key does
not activate the
function shown on
the softkey above it.
The hardware application
key has been programmed
to run another program or
to perform another action.
Do one of the following:
• Tap the touchscreen softkey to activate the function
shown on the softkey.
• Re-program the application key to perform the same
action as the touchscreen softkey. To do this, tap /
Settings / Personal / Buttons, select the button to
reprogram and then select <Left Softkey> or <Right
Softkey>.