Fluke 93 Service Manual page 172

7-46
CORRECTIVE MAINTENANCE
4.
The
analog
A2
PCB
and
top
screening are secured
to
the bottom cover by two
M3
Torx
screws
(item
30).
Use a
Torx screwdriver
to
remove
the
two
screws.
5.
Carefully
lift
the metal top screening,
while pulling
it
backwards.
6. Pull
the battery wiring plug (item 27) out
of
the
connector on the analog
A2 PCS,
7.
Use a
Torx
screwdnVer
to
loosen
the
two
black
screws
[item 13).
Do
not
remove them
from the
input unit
assembly.
Now
analog
A2
PCS
can
be
lifted
out of the bottom cover assembly.
8.
Fold the
analog
A2
PCS
back on
the digital
A1
PC6
In
the tc^
cover.
9.
Lift
the
bottom cover screening
out
of
the bottom cover assembly.
10. Reinstall
the
new
bottom cover assembly.
Battery wiring
asaemb/y
rop/acement
26
CHAPGIt^
Referring to figures
7.10
and
7.13,
use
the following
procedure
for replacing the battery wiring
and
battery contacts.
1
.
First
remove
the bottom cover assembly.
2.
Unsolder
the battery wiring
assembly
(item
27)
from
the battery
compartment.
3.
Reinstall the
new
battery wiring
assembly.
Battery contacts reptacement
1
.
First
remove
the
bottom cover assembly.
2.
Remove
the battery wiring assembly.