Viewsonic PJ400 User Manual

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ViewSonic PJ400 
44 
4. Apply a vacuum cleaner to the air filter and filter cover. Then set a new or cleaned 
air filter into place. 
In case of the filter cover for bottom-up use, remove the air filter from the filter cover 
and clean each. After cleaning, reattach the cleaned filter to the filter cover. 
 
          Claws                            Air filter 
                                     
 
Rail of air filter
       
 
 
       Filter cover for bottom-up use 
Please replace the air filter when it is damaged or too soiled.  
To prepare a new air filter, contact your dealer. 
 
An air filter of specified type will come even with the replacement lamp for this 
projector.
 
5. Position the air filter and filter cover into place. 
Usual filter cover 
Push the points of “PUSH” word   
with claws to fix the air filter 
                         
   
Tabs 
Filter cover for bottom-up use 
Interlocking the tabs, snap the filter cover into place. 
   
Tabs
 
6. Slowly turn the projector so that the top is facing up, except for the case of bottom-up 
use. 
7. Turn the projector on, and reset the filter time using the FILTER TIME function of 
OPTION menu. (
39) 
 
NOTE  • Incorrectly resetting of the filter timer (resetting without replacement, or 
neglect of resetting after replacement) will result in incorrect message functions. 
Interlocking the tabs,   
snap the filter cover into place.