EXFO MaxTester Series - Manual (Page 134)

Maintenance
124 MaxTester Series
Cleaning the Touchscreen of Your Unit
Cleaning the Touchscreen of Your Unit
Clean the touchscreen with a soft, non-abrasive cloth, such as one used for
cleaning reading glasses, dampened with water.
Recharging the Battery
The battery in your unit is a lithium-polymer battery.

The charge status is shown in the upper right corner of the Home
screen.

The information about the charge status is also available from
Configuration > System Information > Capacity.

Finally, the unit indicates the charge status with the LED on its front
panel (see LED Indicator Description on page 5).
C
AUTION
Using anything else than water can damage the special coating of
the touchscreen.
C
AUTION
Only charge the battery with the AC adapter/charger (or the car
outlet adapter) provided by EXFO with your unit.