PT-DZ780, PT-DW750, PT-DX820, PT-DZ780BE, PT-DZ780LBE, PT-DZ780LWE, PT-DZ780WE, PT-DW750BE, PT-DX820BE, PT-DX820LBE (serv.man2) - Panasonic Projector Service Manual (repair manual). Page 28

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SECTION 1  SERVICE  INFORMATION
< DZ780/DW750/DX820 >
  4. 4. 
 
Downward-facing installation
Note
When installing the projector in a downward facing position, be sure to attach the supplied clasp to the lamp unit.
Using the projector without attaching the clasp may shorten the life of the lamp.
    4. 4. 1. Downward-facing installation range
    4. 4. 2. Attaching the clasp to the lamp unit
1. Place the clasp on the ventilation area on the lamp unit. (Fig. 1)
2. Press the bottom side of the clasp to slide it in. (Fig. 2)
3. Verify that the clasp’s tabs (left and right) fit securely on the outer frame of the ventilation area. (Fig. 3)
Note
Do not press down on the metal mesh of the ventilation area. Doing so may result in deformation.
Remove the clasp from the lamp unit when switching the installation to an orientation other than downward-facing.
    4. 4. 3. Removing the clasp
1. Use your nails, for example, to lift the tabs at their raised top edges.
2. Slide the clasp off of the ventilation area’s outer frame.
Attention
Do not lose the removed clasp, and store it safely.
30°
30°
:
Downward-facing 
installation range
Projection direction
Ventilation area
Clasp
Outer frame
Tab
Fig.1
Fig.2
Fig.3
INF - 19
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