Lamp Replacement - Canon LV-S4 Service Manual

■ Lamp Replacement

WARNING:
- Allow a projector to cool, for at least 45 minutes before you open Lamp
Cover. The inside of a projector can become very hot.
- For continued safety, replace with a lamp assembly of the same type.
- Do not drop a lamp assembly or touch a glass bulb! The glass can
shatter and may cause injury.
Procedure
1
Turn off the projector and disconnect the AC plug. Allow the projector to
cool at least for 45 minutes.
2
Remove 1 screw and remove the lamp cover.
3
Loosen 2 screws and pull out the lamp assembly by grasping the handle.
4
Replace the lamp assembly securely and tighten 2 screws.
5
Close the lamp cover and tighten 1 screw.
6
Connect the AC Power Cord to the projector and turn on the projector.
7
Reset the Lamp Replace Counter, see below explanation.
Note:
- Do not reset the Lamp Replace Counter, except after lamp is replaced.
- The projector can not be turned-on with lamp cover removed, because
when the lamp cover is removed, the lamp cover switch is also released
to switch off the mains power for safety.
How to reset Lamp Replace Counter
1
Turn the projector on, press the MENU button and the
On-Screen Menu will appear.
LEFT/RIGHT buttons to move the red frame pointer to
the Setting Menu icon.
2
Press the POINT DOWN button to move the red
frame pointer to the Lamp counter reset item and then
press the OK button. The message "Lamp replace
counter reset?" is displayed. Move the pointer to [Yes]
and then press the OK button.
3
Another confirmation dialog box appears and select
[Yes] to reset Lamp Replace Counter .
Please refer to the owners manual for further informa-
tion.
How to check Lamp used time
The LAMP REPLACE indicator will light yellow when
the total lamp used time reaches 2,500 hours. This is
to indicate that lamp replacement is required.
The total lamp used time is calculated by using the
below expression;
Total lamp used time = T
T : used time in the Silent mode
eco
T : used time in the Normal and Auto mode
normal
You can check the lamp replace counter following to
below procedure.
1
Press and hold the POWER button on the projector or
the remote control unit for more than 20 seconds.
Press the POINT
+ T l (1+1/4)
eco norma
* Following information differs from the model LV-S3;
- the replacement lamp number, SET --> OK button.
ORDER REPLACEMENT LAMP
Type No.
LV-LP23
Recommendation
Should the air filter become clogged with dust particles,
it will reduce the cooling fan's effectiveness and may
result in internal heat build up and short lamp life. We
recommend cleaning the air filter after the projection
lamp is replaced.
Refer to "Air Filter Cleaning".
2
The projector used time and lamp used time will be
displayed on the screen briefly.
Counter
Projector
Lamp
Normal
Total
Total lamp used time
-7-
Service Parts No.
610 317 7038
Screw
Lamp cover
Handle
Screws
Lamp Assembly
Projector used time
130H
24H
Eco 100H
130H