General Dynamics Itronix 72-0146-001
GD8200 User Guide
Troubleshooting
If the display brightness is unreadable after a resume or reboot
but is easily adjusted with
FN+F6
and
FN+F7
, you may have set
Stealth mode
in the
BIOS Setup Utility
. If you disable Stealth
mode, the display and backlight will operate normally.
Characters are difficult to read on the screen
For Windows
®
7:
Right click on the Windows
®
Desktop, select Personalize,
Window Color and Appearance to change the color and style
of your windows.
Cursor doesn’t display in the DOS editor
Press
FN+INS
to change from insert mode to overwrite mode
and enable a block cursor. When it defaults to insert mode, the
DOS editor uses an underline cursor which is less visible than
the block cursor for overwrite mode.
Updates to display resolution don’t apply
For Windows
®
7:
Select Start and click on the arrow next to the Shut down
menu. Then select Restart.
Stylus on my touchscreen doesn’t work
If you cannot select objects accurately with the stylus, you may
need to
calibrate the touchscreen
.
Touchscreen doesn’t respond after a suspend
The touchscreen needs a few seconds to work after a suspend.
Wait a moment and try again.
Hard Disk
Hard disk will not start so the computer can’t boot
up
This occurs if the unit is exposed to extreme low temperatures.
This is not a hardware failure associated with the hard disk.
The integrated hard disk drive heater will warm the drive to a
safe operating temperature.
Computer does not startup properly
Make sure you remove any USB drives from the unit before you
start it.
Connect the AC adapter to charge the battery if it is not
charged.
NOTE
Push the DC jack firmly into the computer until it
“clicks”. If the AC adapter is connected and functioning prop-
erly, the Power LED on the AC adapter should be lit as well as
the External Power LED on the GoBook MR-1.
If the AC adapter is connected but the unit will still not turn on,
make sure the electrical outlet you are using is working
Check to make sure the battery is installed and charged properly
If the battery does not begin charging, perform the following:
1.
Remove the battery
.
2. Connect the AC adapter.
3. Turn on the computer by pressing the
POWER BUTTON
.
4. Reinstall the battery. The Battery LED is a steady blue
while the battery is charging.
Keyboard and Mouse Troubleshooting
Something unexpected happens when I press a key
You may have pressed a key combination that performs a
Windows
®
function. Make sure you are pressing the correct
keys for the application you are running.
Incorrect characters appear on the screen
You may be in Num Lock mode. Press
NUM LOCK
to toggle
Num Lock mode off.
NUM LOCK
is on the top row of buttons
on your keyboard next to the
F12
key.
Difficulty double-clicking the mouse fast enough
For Windows
®
7:
1.
Select
Start, Control Panel, Hardware and Sound
.
2.
Under
Devices and Printers
select
Mouse
. This will bring you
to the
Mouse Properties
window.
3.
On the
Buttons
tab use the
Devices
drop-down menu to select
your mouse. Then you can set double-click speed.
Modem Troubleshooting
Modem doesn’t work
When you first try to use HyperTerminal or similar application,
the system responds with a message asking if you want to
install the modem. Answer “Yes” to this question and follow the
instructions on the screen to install it.
Make sure the communication settings are correct in your
application. Refer to the online help for your application.
NOTE HyperTerminal is not available with Windows
®
7.
Modem doesn’t dial a number
If you are using an external modem, make sure the cables are
attached correctly.
Make sure your communications parameters are correct in your
application. Refer to the online help for your application.
