Ac Operation - Replace The Fuses; Figure 3-11. Replace The Ac Fuses - Comtech EF Data CDM-760 Installation And Operation Manual

Rear Panel Connections
CDM-760 Advanced High-Speed Trunking Modem
3.3.2.2 AC Operation – Replace the Fuses
For AC operation, the unit uses two common 5mm x 20mm Slow-blow fuses – one each for line
and neutral connections. The fuses are contained on the rear panel in a fuse holder that is press-
fit into the body of the IEC power module (Figure 3-11).
WARNING!
DEATH OR PERSONAL INJURY POSSIBLE
DISCONNECT THE POWER SUPPLY BEFORE PROCEEDING!
CAUTION
ALWAYS REPLACE THE FUSES WITH THE CORRECT TYPE AND RATING. SEE FIGURE 3-9
FOR THE AC FUSE SPECIFICATIONS.
To replace the AC fuses (Figure 3-11), do these steps:
Step Task
1 Disconnect the power supply.
2 Unseat the fuse holder from the IEC power module:
•
•
3
Remove and replace the fuses as necessary.
4 Re-seat the fuse holder in the IEC power module.

Figure 3-11. Replace the AC Fuses

Use the slot to pry the holder outward from the IEC power module.
Pull the holder straight out, and then swing the holder away from the module.
3–15
Revision 4
MN-CDM760