Replacing fuses, Aution – EXFO RTU 310-310G IP Services Test Head User Manual
Page 455
Maintenance
Ethernet Test Module
443
Replacing Fuses
Replacing Fuses
The RTU-310/310G contains two fuses (T4A, 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 front of the RTU-310/310G, just below the power inlet.
To replace a fuse:
1. Unplug the power cord.
2. Using a flat-head screwdriver as a lever, pull the fuse holder out of the
RTU-310/310G.
3. Check and replace the fuses, if necessary.
C
AUTION
For continued protection against risk of fire, replace only with same
type and rating of fuse.
C
AUTION
DOUBLE POLE/NEUTRAL FUSING.
Fuse holder
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