Connecting the high-voltage switch control (vertical masking)

A standard 3-position AC wall switch is supplied. The high-voltage control is connected to the electrical source. It alternates directions of mask motion by means of the hot lead, using the 3-position switch.

Preparing the connection

Before making the electrical connections, you need:

‹An available AC constant power source

‹A 4-conductor romex or motor connector cable

Making the connections

Figure 8 illustrates the connections.

1.Connect the wall switches to the AC constant power source.

2.Connect the wall switches to the unit’s electrical box.

Door & Screen Switch

DOWN-Black

UP-Red

Line (Hot)

COMMON-White Neutral

GROUND-Green

DOWN-Black

UP-Red

Line (Hot)

AC Power Source

AC Power

COMMON-White Neutral

 

Source

 

 

 

 

 

 

 

 

 

GROUND-Green

Mask Switch

 

 

 

 

 

 

 

 

 

Figure 8: High voltage control wiring diagram

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Stewart Filmscreen Corporation

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Image 14
Stewart Filmscreen Corp LCD Front Projector Connecting the high-voltage switch control vertical masking

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