From ViewSonic Documentation
Projector Overview
| Number
|
Description
|
| 1
|
Keypad
|
| 2
|
Focus Ring
|
| 3
|
Zoom Ring
|
| 4
|
Front IR Remote Sensor
|
| 5
|
Top IR Remote Sensor
|
| 6
|
DC IN
|
| 7
|
Lens
|
| 8
|
I/O Ports
|
| 9
|
Vent (inlet)
|
| 10
|
Vent (outlet)
|
Note: Do not block projector intake and exhaust vents.