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8.4/ 10.4" Ultra-Rugged Tablet User Guide
Chapter 6: Troubleshooting
6.1 Basic Troubleshooting
Problem
Solution
The removable battery is not charging.
Make sure the AC adapter is properly
connected, and that the removable battery
is properly inserted.
Nothing appears on the screen.
The tablet computer may be in sleep
mode. Press the power button to wake up
the display.
The brightness level may be too low.
Increase brightness.
The screen suddenly turns blank and
the power indicator goes off.
Make sure that LED indicator is not
powered off in Hottab.
Make sure the AC adapter is properly
connected.
If running on battery power, the battery
may be depleted, charge the battery.
Wireless LAN signal quality is poor.
The tablet computer may be out of range.
Move the tablet computer closer to the
access point or another wireless LAN
device associated with it.
Check if your surroundings have
interferences, such as microwave ovens,
cordless phones. Move the tablet computer
away from objects causing interference.
I cannot connect to another wireless
LAN device.
Make sure that wireless LAN feature is
powered on.
Make sure that the SSID setting is the
same for every wireless LAN device in the
network.
Restart the tablet computer
Make sure the IP address or subnet mask
setting is correct.
I cannot connect to another device
with Bluetooth.
Make sure that both devices have
Bluetooth powered on (For the Tablet
Computer, check Hottab to see if Bluetooth
is powered on).
Make sure that the distance between the
two devices is within 10 meters and there
are no walls or large obstructions between
the devices.
Make sure the both devices are powered
on and configured to be discoverable.
Make sure that both devices are
compatible.
