Agilent Technologies 4339B Service Manual

LCD
Assembly
Removal
Removal
Procedure
1.
Remove the
cover
while
referring
to
\Cover
Removal".
2.
Disconnect the
two atcable
assemblies
and
the
wire
assembly
from
the
front
side
of
the
A2
board.
3.
Remove
the
screw
which
fastens
the
cable
assembly
on
the
front
side
of
the
A3
Ammeter
Board
Assembly
.
4.
Remove
the
screws
which
fastens
the
cable
assembly
on
the
left
front
side
of
the
chassis.
5.
Remove
the
side
trim
label
from
both
sides
of
the
front
bezel.
6.
Remove
the
four
screws
that
secure
the
front
panel
bezel
to
the
chassis
from
both
sides.
7.
Place
the
front
panel
assembly
,
so
that
the
front
panel
faces down.
8.
Remove
the
two
screws
that
secure
the
LCD
to
the
front
panel
bezel.
9.
Remove
the
LCD
assembly
from
the
front
panel
bezel.
Interlock
Connector
Removal
Removal
Procedure
1.
Remove
the
cover while
referring to
\Cover
Removal".
2.
Disconnect
the
two
atcable
assemblies and
the
wire
assembly
from
the
front
side
of
the
A2
board.
3.
Remove
the
screw
which
fastens
the
cable
assembly
on
the
front
side
of
the
A3
Ammeter
Board
Assembly
.
4.
Remove the
screws
which
fastens
the
cable
assembly
on
the
left
front
side
of
the
chassis
.
5.
Remove the
side
trim
label
from
both
sides
of
the
front
bezel.
6.
Remove
four
screws
that
secure
the
front
panel
bezel
to
the
chassis
from
both sides
.
7.
Place
the
front
panel
assembly
,
so
that
the
front
panel
faces
down.
8.
Unsolder
the
white
cable
from
the
lug
terminal
for
the
interlock
connector
.
9.
Unscrew the
nut
which
fasten
the
Interlock
connector
to
the
front
panel
assembly
using a
spanner
from
the
back
of
the front
panel
bezel.
10. Unsolder the cables from the the
interlock connector
.
11. Remove the Interlock connector
.
Note
When soldering the cable assemblies to the Interlock connector
, refer to
Figure 3-2 for connection assignment between the connector pins
and wire
color.
3-14 Assembly Replacement

Agilent Technologies 4339B Specifications

General

Brand	Agilent Technologies
Model	4339B
Category	Measuring Instruments
Language	English