Maintenance
Fuse Replacement
One fuse is located
a fuse tray in the rear panel of the V1422. Refer to Figure 9 on page 23. The fuse rating
is
slo-blo.
the following procedure to replace the fuse.
a fuse
for fhe unit can
component damage
1 .
Slide the fuse tray out of the unit.
A
The
fuse must be
the
of
voltage the
fuse
the
operate.
2 .
Replace the old fuse with a new fuse of the proper rating:
slo-blo.
3 .
Replace the fuse tray.
There is also a
3AG fuse located inside the unit. Only a qualified service person should perform the
procedures in this manual. Perform the following procedure to replace the fuse.
1 .
2 .
3 .
4 .
Unplug the
from the power source.
Take necessary grounding precautions to prevent static discharge.
Remove the top cover of the V1422.
5 .
With the V1422 front panel facing you, the fuse is mounted on the inside right wall next to the power
supply. The fuse connects pin 2 of P2 on the power board to pin 1 of
on the main board and is held in
place with a tie. Locate the fuse and slide the fuse holder out of the tie.
Twist each half of the fuse holder to open the holder. Remove the fuse and replace it with the
3AG fuse from the accessory kit.
6 .
Replace the fuse holder halves and twist to lock the holder. Slip the holder back into the tie.
7 .
Replace the top cover of the V1422.
X826 Rev 798 NOVA V1422
Fuse Replacement
l
37