Lamp Replacement - Sanyo PLV-WF20 Service Manual

Maintenance

Lamp Replacement

When the projection lamp of the projector reaches its end of life, the Lamp replacement icon appears on the screen
and LAMP 1/ REPLACE indicator lights orange. Replace the lamp with a new one promptly. The timing when the
LAMP 1/ REPLACE indicators should light is depending on the lamp mode.
Indicators
Lamp replacement icon
LAMP 1 / 2 REPLACE indicators
✔Note:
• The Lamp replacement icon will not appear when the
Display function is set to "Off", or during "Freeze".
Follow these steps to replace the lamp.
1
Check the number of lamp to be replaced on the Lamp Sta-
tus Display.
2
Turn off the projector, press the Main On/Off Switch to Off
and unplug the AC power cord from the AC outlet. Let the
projector cool for at least 45 minutes.
3
Loosen a screw on the Lamp Cover. Slide and open the
Lamp Cover until it makes a clicking sound. (See the right
figure.)
4
Loosen two screws and pull out the Lamp to be replaced
by grasping handle.
5
Replace the Lamp with a new one and tighten two screws.
Make sure the Lamp is set properly.
6
Put the Lamp Cover back and tighten a screw.
Connect the AC Power Cord to the projector and turn on
7
the projector.
8
Reset the Lamp Replacement Counter. (Refer to section
"Resetting the Lamp Counter" on page 6.)
NOTE : Do not reset LAMP REPLACEMENT COUNTER when
lamp is not replaced.
CAUTION : DO NOT OPERATE ThE PROjECTOR WhILE ANY OF LAMPS IS REMOVED. IT MAY RESULT IN
MALFUNCTIONS, FIRE hAZARD, OR OThER ACCIDENTS.
NoteS oN LAMP rePLAceMeNt
To maintain quality of picture (better balance of color and brightness in entire screen), we recommend replacing both
 lamps at a time.
WArNING:
TURN OFF THE UV LAMP BEFORE OPEN-
ING THE LAMP COVER.
Allow the projector to cool, for at least 45 minutes be-
fore you open Lamp Cover. The inside of the projec-
tor can become very hot.
cAutIoN
For continued safety, replace with a lamp assembly of
the same type.
Do not drop the lamp assembly or touch a glass bulb!
The glass can shatter and may cause injury.
LAMP
COVER
SCREWS
Make sure which number of lamp needs to be
replaced on Lamp Status Display.
Figure shows case of replacing LAMP 1.
-13-
SCREW
LAMP 
LAMP 1