User's Manual

PROBLEM PROBABLE CAUSE
POSSIBLE
SOLUTION
The display unit is not
communicating with the
Bluetooth peripheral
devices.
Other wireless
communications are
disturbing the signal.
Move away from
possible sources of
interference.
If possible, turn off the
devices causing the
interference.
Wait and try to
communicate again.
The display unit is not
responding to
touchscreen
commands.
Blocked software
process.
Reset the display unit.
(2)
The display unit will not
switch on.
The battery activation
switch is in the OFF
position.
Move the switch to the
ON position. (3)
The internal batteries are
flat.
Recharge the display
unit. (4)
The CPU and/or the
battery temperature is
high.
Wait for the CPU and/
or the batteries to cool
down, then try again.
The display unit will not
communicate with the
smartphone/router/
access point.
The display unit and the
smartphone/router/
access point are not
within range of each
other's radio devices.
Move the devices
closer together.
The display unit has been
placed near shielding
material.
Move the display unit
away from shielding
material.
58