Sony VPL-CS4 - Manual (Page 30)

GB 30
Maintenance
7
Connect the power cord and turn the
projector to standby mode.
8
Press the following keys on the
control panel in the following order
for less than five seconds each:
RESET,
<, ,, ENTER.
• Be sure to use the LMP-C121 Projector
Lamp for replacement. If you use lamps
other than LMP-C121, the projector may
cause a malfunction.
• Be sure to turn off the projector and unplug
the power cord before replacing the lamp.
• Do not put your hands into the lamp
replacement spot, or not fall any liquid or
object into it to avoid electrical shock or
fire.
The air filter should be cleaned every 300
hours.
Remove dust from the outside of the
ventilation holes with a vacuum cleaner.
When it becomes difficult to remove the dust
from the filter with a vacuum cleaner,
remove the air filter and wash it.
1
Turn off the power and unplug the
power cord.
2
Remove the air filter cover.
3
Remove the air filter.
4
Wash the air filter with a mild
detergent solution and dry it in a
shaded place.
5
Attach the air filter and replace the
cover.
• If you neglect to clean the air filter, dust
may accumulate, clogging it. As a result,
the temperature may rise inside the unit,
leading to a possible malfunction or fire.
• If the dust cannot be removed from the air
filter, replace the air filter with the supplied
new one.
• Be sure to attach the air filter cover firmly;
the power will not be turned on if it is not
closed securely.
• The air filter has a face and a reverse side.
Place the air filter so that it fits in a notch on
the air filter cover.
Notes
Cleaning the Air Filter
Notes