Tadpole VIPER, User Manual

Page: 199 / 210

Troubleshooting
Blank LCD display panel
Appendix C
Tr
oubleshooting
VIPER Product Family User’s Guide 173
Blank LCD display panel
Symptom:
The LCD display panel goes blank and the
system will not respond to the keyboard or to moving the
pointing device.
• If the LCD Off feature has been activated in the PowerTool
power management system, press one of the buttons of your
pointing device to reactivate the LCD display panel. Refer to
Exit on page 110 for more information about LCD Off.
• The LCD display will also be blank if the VIPER has shut
down automatically due to low battery capacity or user inactiv-
ity. See Power Management on page 91 for more information
on Power Management.
• Ablank LCD display may also indicate a system failure if the
system does not behave normally after shutting down and
restarting.