Panasonic PT-VX500U Service Manual page 28

Mechanical Disassembly
8. Fan(FN902) and filter house removal
1. Remove 2 screws-A (M4x6) and 1 screw-B(T3x8) to remove the filter house.
2. Remove 2 screws-C (T3x12) to remove the fan (FN902).
FN902
A
Filter house
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C
C
A
B
Fig.8