Huawei BTS3900A - Replacing the Fuse

3 Replacing the Fuse
1. Remove the extraction tool.
2. Obtain the fuse from the case.
Fuse
R
e
by
ex
t
It
1
I
nser
t
3. Re
p
lace the fuse b
y
usin
g
the
pyg
extraction tool.
EPU
Align the
bulge on
the
Fuse
extraction
tool with
the hole on
the fuse
e
move the fuse
using the
t
raction tool
tf
8
t
a new
f
use