NEC M350X User Manual
Page 135
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7. Maintenance
For standard and short-throw models
[M420X/M420XV/M350XS/M300XS/M260XS/M300WS/M260WS]
1. Push up the buttons on the left and right to release the filter unit and pull it out.
2. Remove the filter unit by pulling out the tab.
3. Remove the four filters.
(1) Turn the filter unit over and pull out the two soft accordion filters (large and small).
(2) Push the left end of each filter and remove the hard two honeycomb filters (large and small).
• The large filter cannot be removed by pushing on its right end.
Filter cover
Filter unit
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