Nikon NP4100 Manuale Utente

Pagina di 158
6. Maintenance 
109 
 
 
 
3.  
The rear filter can be  
accessed as shown. 
 
Once the filters are cleaned, please reset the filter hours via the Clear Filter Hours op-
tion in the   Reset Menu Descriptions and Functions on page 
Note: 
Using the projector without the air filter fitted inside, dirt and dust are sucked into 
the projector, causing failure.