Philips UPM51 - Manual (Page 5)

3. MOUNT THE PROJECTOR ASSEMBLY TO THE PROJECTOR MOUNT
Fig 4
1: Place the projector assembly into the bayonet slots on the mount (small end into large end) and slide backward until
the safety lever engages SEE FIG 4.
2: Adjust the thumb screws to secure the mount to the projector.
3: To remove, loosen the thumb screws and lift the safety lever to slide the unit out.
4: Adjust for best view and tighten all hardware.
Locking thumb screw
Safety lever
Projector assembly
Bayonet Sub Assembly
5