Agilent Technologies 4395A Service Manual

ST
ART HERE
1.
Check the
Fan
is Rotating
Look
at the
fan on
the rear
panel. Chec
k
the
fan
is
rotating.
If
the
fan
is
not
rotating,
con
tin
ue
with
the
FIND
OUT WHY
THE F
AN IS
NOT
R
OT
A
TING in
this c
hapter.
If the
fan
is
rotating,
con
tin
ue
with
the
next
Che
ck
the
A50
SHUTDO
WN
LED.
2.
Check
the
A50
SHUTDO
WN
LED
There
is
a
LED,
SHUTDO
WN
LED,
on
the
A50
DC-DC
Con
v
erter.
P
erform the
following
pro
cedure
to c
heck
it. The
SHUTDO
WN
LED
is
describ
ed
in
the
next
A50
SHUTDO
WN
LED
.
a.
T
urn
the
analyzer
p
o
w
er
o.
b.
Remo
v
e
the
analyzer's
top
co
ver
and
shield
plate.
c. T
urn the
analyzer p
o
w
er
on.
d.
Lo
ok
at
the
A50
SHUTDO
WN LED.
The LED
is normally
on. The
SHUTDO
WN
LED
lo
cation
on
A50
DC-DC
Con
v
erter
is
sho
wn
in
Figure
7-2
.
If the
A50
SHUTDO
WN
LED
is
o,
con
tin
ue
with
the
FIND
OUT
WHY
THE
A50
SHUTDO
WN
LED
IS
OFF
in
this
chapter.
If
the
A50
SHUTDO
WN
LED
is
on,
con
tin
ue
with
the
Che
ck
the A1
+5
VD
LED
in
this
pro
cedure.
Figure 7-2. A50 SHUTDOWN LED Location
Power Supply Troubleshooting 7-3

Agilent Technologies 4395A Specifications

General

Brand	Agilent Technologies
Model	4395A
Category	Measuring Instruments
Language	English