
Installation Notes for PMK 450 (70-618-03) 
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  | Front Plate (1)  | ||
The Extron PMK 450 Projector  | 
  | Top Plate (1)  | ||
  | Pipe Collar (1) with  | |||
Mounting Kit can accommodate  | 
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multiple Extron products of one  | 
  | Set Screws (4)  | ||
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eighth, quarter, or half rack sizes  | 
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with power supplies.  | 
  | AC Power Cord  | ||
The components of the PMK 450  | 
  | Access Slot  | ||
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kit are shown in Figure 1. Also  | 
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included are:  | 
  | Plate  | ||
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•   | Security Screws (2)  | Screws (4)  | ||
• Security screw hex wrench  | 
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  | (1)  | 
  | Rear Plate (1)  | |
• Velcro™ Pads for securing  | 
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  | power supply (2)  | 
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•   | 
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  | devices (6)  | 
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  | Bottom Plate (1)  | 
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  | Filler Plate (1)  | |
Installation | Figure 1 — Contents of PMK 450 kit | |||
  | Pipe Collar &  | |||
CAUTION Maximum load for the PMK 450 is 15 lb (6.8 kg).  | ||||
Set Screws  | ||||
1.  | Unscrew the front and rear plates and the security  | FRONT  | ||
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  | screws from the sides. Slide the top and bottom | 
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  | plates apart. The filler plate is attached to the rear  | 
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  | plate and should not be removed.  | 
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2.  | Ensure that the mounting pipe is installed with  | 
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  | the cable access hole facing the rear, away from the  | 
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  | projector screen.  | 
  | REAR  | |
3.  | Loosen the four pipe collar set screws to allow the | Extron PMP  | ||
  | top plate to move freely along the pole.  | |||
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4. Slide the top plate up the pipe until the pipe collar is | Figure 2 — Mount top plate on pole | |||
  | positioned just above the cable access hole (Figure 2).  | Cable Input from  | ||
  | Ensure the rear of the top plate is facing to the rear, in  | |||
  | Sources (AV control)  | |||
  | the same direction as the cable access hole in the pipe.  | |||
  | Bottom Plate  | |||
5. Level the top plate and secure it by fully tightening | ||||
FRONT  | ||||
  | the set screws. At least three screws must come in  | 
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  | contact with the pipe.  | 
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6.  | Route the cables so that they exit the pipe via the  | 
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  | cable access hole (Figure 3).  | 
  | Cable Access  | |
7.  | Using the supplied   | |||
Hole  | ||||
  | to the bottom plate. Figure 3 shows the PVS 204  | REAR  | ||
  | screwed to the plate with a power supply attached by  | Cable Output  | ||
  | the supplied Velcro pads.  | 
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  | to Projector  | ||
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8.  | Attach cables to the device(s) and pull excess cable  | 
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  | back into the ceiling. Feed the output cables to the  | Figure 3 — Route cables | ||
  | projector via the cable access hole and the bottom of  | |||
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  | the pipe.  | 
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PMK 450 Projector Mounting Kit • Installation Notes  |