beautypg.com

Replacing fuses – EXFO PSO-100 Series Optical Sampling Oscilloscopes User Manual

Page 92

background image

Maintenance

84

PSO-100

Replacing Fuses

Replacing Fuses

The unit contains two fuses (T2.5A L, 5 mm x 20 mm (0.197 in x 0.787 in),
slow-blow, low-breaking capacity, 250 V). The fuse holder is located at the
back of the unit, just below the power inlet.

To replace a fuse:
1.
Turn off the unit and unplug the power cord.

2. Using a flat-head screwdriver as a lever, pull the fuse holder out of the

unit.

3. Check and replace the fuses, if necessary.

4. Insert the new fuse into the fuse holder.

5. Make sure the fuses are placed firmly in the holder prior to reinsertion.

6. Firmly push the fuse holder into place.

Fuse holder

Fuse

Fuse holder