Optoma EzPro 610H Service Manual page 37

EzPro 610H 4-8
3. Turn over Engine. (Beware that FPC Cable can’t be folded.)
4. Unscrew two screws to remove Fan.
5. Push Clamp to take off Bracket with Fan.
Bracket with Fan
6. Unscrew two screws on each Bracket with Fan to take off two Fans.
Clamp