Comtech EF Data CDM-800, Installation And Operation Manual

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CDM-800 Gateway Router Revision 1
Rear Panel Connections MN-CDM800
3–12
3.3.2.2 AC Operation – Replacing Fuses
FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES WITH THE
CORRECT TYPE AND RATING.
The CDM ‐ 800 uses two 20mm Slow ‐ blow fuses – one each for line and neutral connections. The
fuses are located in the rear panel at the power supply ( Figure 3 ‐ 7 ).
DISCONNECT THE POWER SUPPLY BEFORE PROCEEDING!
The fuses are contained within a fuse holder that is press ‐ fit into the body of the IEC power
module.
Figure 3-7. Replacing CDM-800 AC Fuses
To replace the fuses:
•
First, unseat the fuse holder from the IEC power module.
o
Use the slot to pry the holder outward from the IEC power module.
o
Pull the holder straight out, and then swing the holder away from the module.
•
Then, remove and replace the fuses as needed.
o
Use T2.5A (2.5 Amp) fuses for standard operation.
o
Use T4.5A (4.5 Amp) fuses when a Block Upconverter (BUC) is installed.
•
Finally, re ‐ seat the fuse holder in the IEC power module.