5.3
5.3 Replacement
Replacement of
of Light
Light Source
Source Lamp
Lamp
5 - 2
5 - 2
5.3
5.3 Replacement
Replacement of
of Light
Light Source
Source Lamp
Lamp
WARNING
WARNING
Cautions on lamp
Cautions on lamp replacement!
replacement!
•
•
The p
The power
ower voltage
voltage (500
(500 V) of
V) of the D
the D
2
2
lamp could cause
lamp could cause
an electric shock, resulting in fatal or serious injury.
an electric shock, resulting in fatal or serious injury.
Before replacing the lamp, make sure
Before replacing the lamp, make sure power switch of
power switch of
the instrument is OFF and power cord is disconnected.
the instrument is OFF and power cord is disconnected.
•
•
D
D
2
2
and WI lamps reach a high temperature and could
and WI lamps reach a high temperature and could
cause
cause serious
serious burns
burns if
if touched.
touched. Prior
Prior to
to lamp
lamp
replacement, wait at least 20 minutes for lamp to cool
replacement, wait at least 20 minutes for lamp to cool
down after turning OFF
down after turning OFF power switch.
power switch.
•
•
When attachi
When attaching a n
ng a new lamp
ew lamp, be sure
, be sure to wear
to wear clean
clean
gloves so as not to leave fingerprints on the lamp.
gloves so as not to leave fingerprints on the lamp.
Don’t leave fingerprints on the projecting part of the D
Don’t leave fingerprints on the projecting part of the D
2
2
lamp.
lamp.
•
•
When ch
When checking l
ecking lamp ign
amp ignition after
ition after its repl
its replacement, d
acement, do
o
not
not gaze
gaze directly
directly at th
at the la
e lamp.
mp. Attach
Attach the l
the light
ight source
source
cover and observe the lamp from a distance.
cover and observe the lamp from a distance.
For lamp replacement, take
For lamp replacement, take the following procedure.
the following procedure.
(1)
(1) Turn
Turn off
off the
the power
power switch.
switch. After
After that,
that, wait
wait for
for about
about 20
20
minutes until the lamp assy
minutes until the lamp assy cools down sufficiently.
cools down sufficiently.
(2)
(2) Remove
Remove the s
the screw P
crew P from the
from the side o
side of the
f the light s
light source
ource cover,
cover,
and detach the cover.
and detach the cover.
Fig.
Fig. 5-1
5-1 Light
Light Source
Source Cover
Cover
Screw P
Screw P