3com 2500 Quick Setup Guide

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7-6 C
HAPTER
 7: T
ROUBLESHOOTING
 
THE
 S
YSTEM
2
Release one of the fuse cartridges by gently pushing 
on the cartridge in the direction of the arrow until 
the fuse cartridge is released.
3
Remove the fuse cartridge from the fuseholder. See 
4
Pull the fuse out of the cartridge and inspect the 
wire. If the wire is broken, install a new fuse. See 
5
Repeat steps 2 through 4 with the other cartridge.
Figure 7-2   Removing and Replacing the AC Power Fuses
Installing a New Fuse
To install a new fuse, take these steps:
1
Insert a new 4-amp fuse into the cartridge. See 
CAUTION: For continued protection against fire 
hazard, replace CoreBuilder system fuses with fuses 
of the same type and rating. 
2
Insert the fuseholder cartridge into the power switch 
assembly.
3
Close the panel covering the fuseholder cartridge.
4
Be sure that the power switch is in the OFF (O) 
position. Plug the appropriate end of the power 
cord into the power supply receptacle and the 
other end into the building’s power outlet or your 
power source. 
5
Power up the system.
Fuse cartridge
Fuse
Power switch
assembly