EXFO Optical Power Expert - Page 63

Maintenance
Optical Power Expert 55
Replacing the Battery
To replace the battery:
1. Turn off the unit and disconnect the fiber and USB cable (if applicable).
2. Position the unit so that its front panel rests on a flat surface such as a
table.
3. On the back of the unit, using a Phillips screwdriver, turn the screws
(4) counterclockwise until they are loose, and remove them.
Screws
Screws
Turn screws
counterclockwise