EXFO MAX-700 - Manual (Page 332)

Troubleshooting
320 MAX-700
Solving Common Problems
One of the applications
is not responding.
Press and hold it down until the
shutdown menu appears, then select
Turn off. Turn the unit on again to
reset it.
Impossible to calibrate
the touchscreen via the
calibration application
in System Settings.
Screen calibration is
very poor.

Press and hold it down until
the shutdown menu appears,
then select Turn off.

Turn on the unit.

Connect an external keyboard to
your unit.

While the system is displaying the
boot menu (3 seconds), press the
ARROW DOWN key on the
keyboard to select the emergency
system tools operation mode.

Press ENTER on your keyboard to
confirm your choice.

Press to start the
screen calibration.
Unit’s operating time is
reduced.
Battery was not fully
charged.
Charge the battery.
Battery is probably
worn out.
Replace the battery.
Batteries are not
charging.
Ambient temperature
is too high or too low.
Ensure that the temperature in the
location where you charge the
batteries is within the specifications.
AC adapter/charger is
not connected
properly.
Ensure that the adapter/charger is
connected both to your unit and the
power outlet.
Problem Cause Solution