How To Check Lamp Used Time - Sanyo PLC-WTC500L Service Manual

Maintenance

How to check Lamp Used Time

The LAMP REPLACE indicator will light yellow when the total lamp used time (Corresponding value) reaches 3,000
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 (Corresponding value) =
t
eco : used time in the Eco and Auto mode
t
normal : used time in the Normal mode and Auto mode
t
high : used time in the High mode and Auto 2 mode
You can check the lamp used time following to the below procedure.
1
Press and hold the oN/StANd-BY button on the projector for more than 20 seconds.
2
The projector used time and lamp used time will be displayed on the screen briefly as follows.
Lamp used time table in the Lamp control - Lamp mode
Warning Message on the non-standard lamp used
If the non-standard lamp is used, the warning and confirmation messages will appear on the screen every startup.
Some of the functions are limited when the non-standard lamp is used in spite of the warning.
Since the lamp is not standard,
projector failed to read lamp data.
Continue to use this lamp?
t
eco + (
Counter
Projector
Lamp
Normal
Corresponding value
Lamp
control
Auto 1 Auto 2
High
✔
Normal
✔
eco
Yes
No
t t
normal x 1.2) + ( high x 1.5)
Projector used time
929 H
Lamp 1 Lamp 2
High 200 H 10 H
200 H 20 H
Eco 300 H 50 H
840 H 89 H
Lamp 1 Total lamp used time
High Normal Eco 1
✔
✔
✔
-13-
Lamp 2 Total lamp used time
Eco 2
✔