Giga-tronics 2500B Series Microwave Signal Generators
Introduction
Operation Manual, Part Number 34737, Rev C, June 30, 2011
Page 9
2.5.5
Replace the AC Line Fuse
If the AC line fuse in the 2500B continues to blow, it’s usually an indication of internal problems. If this occurs, contact
Giga-tronics for help (see Table 7 on page 10). Table 6 below describes how to replace the fuse in the 2500B.
Table 6: Replace the 2500B Line Fuse
Replace the 2500B Line Fuse
Step
Action
1.
Use the power switch on the front of the 2500B to switch the unit into STANDBY.
2.
On the rear of the 2500B, disconnect the AC line cord. The fuse compartment is located to the
left of the AC line cord socket.
3.
Remove the fuse as follows (see Figure 2):
A)
Use a small flat-blade screwdriver to pry open the fuse compartment.
B)
Pull out the white fuse holder.
C)
You can now remove the fuse from the fuse holder.
Figure 2: 2500B Fuse Holder
4.
Replace the fuse with a new fuse (3 A, Slow-Blow, 250V, Type T).
Push the fuse holder in, and close the fuse compartment door.
5.
Plug the AC line cord into the rear of the 2500B and return the instrument to operation.
NOTE:
If the 2500B continues to blow fuses, contact your local Giga-tronics sales representative
or the Giga-tronics factory. See the contact information on page ii of this manual.
End of Procedure
