DAP Technologies A-3
Maintenance, Troubleshooting and Specifications
Troubleshooting
If you encounter problems when using the M9020, try the following
troubleshooting tips first to detect and solve the problem. If the problem persists,
contact customer support.
Problem
Solution
The battery is not
charging.
•
Make sure the AC adapter is properly
connected.
Nothing appears on the
screen.
•
The device may be in sleep mode. Press the
power button to wake up the display.
•
The brightness level may be too low. Increase
brightness (see “Special Function Keys” on page
2-5).
The screen suddenly
turns blank and the
power indicator goes off.
•
Make sure the AC adapter is properly
connected.
•
If using a battery pack, the battery pack may be
depleted, replace or charge the battery.
I cannot use the wireless
LAN feature.
•
Make sure that wireless LAN feature is turned
on.
Wireless LAN signal
quality is poor.
•
The M9020 may be out of range. Move the
device closer to the access point or another
wireless LAN device associated with it.
•
Check if your surroundings have interferences,
such as microwave ovens or cordless phones.
Move the device away from objects causing
interference.
I cannot connect to
another wireless LAN
device.
•
Make sure that the wireless LAN feature is
turned on.
•
Make sure that the SSID setting is the same for
every wireless LAN device in the network.
•
Restart the M9020.
•
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
turned 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 that both devices are turned on and
are configured to be discoverable.
•
Make sure that both devices are compatible.
