Ask Proxima C420 manual Cleaning the dust filter, Using the security lock

Page 42

Cleaning the dust filter

1Turn off the projector and unplug the power cable.

2Wait 60 minutes to allow the projector to cool thoroughly.

WARNING: To avoid burns, allow the projector to cool for at least 60 minutes before you clean or replace the dust filter.

3Turn the projector upside down and remove the lamp door. See page 38.

4Press the tab on the dust filter and lift it off.

5Clean the filter using a vacuum set on low power.

6Replace the dust filter and the lamp door.

I O

trigger

network mouse USB

computer 1

computer 2

monitor out

 

 

 

computer 3

serial control

 

 

computer in

 

turn off and unplug the projector

wait 60 minutes

Using the security lock

The projector has a security lock for use with a cable lock system. See “Accessories” on page 41 for ordering information. Refer to the information that came with the lock for instructions on how to use it.

 

 

audio in

 

 

 

 

R

 

trigger

network PS/2

USB

computer 1

computer 2

monitor out

 

 

 

 

L

 

 

 

 

audio in

computer 3

serial control

I

 

computer in

 

 

 

 

 

 

O

security lock

40

Image 42
Contents User’s Guide Page $GREH$FUREDWSGI Trademarks Remote Control WarningDeclaration of Conformity FCC WarningTable of Contents Page Included items Projector components and featuresIntroduction Online RegistrationConnector Panel USBConnecting a computer Required computer connectionsOptional computer connections Connect M1-D cable Displaying a computer image ? No startup screen? Get help onFirst-time projector use with Windows Wizard launches two times For Windows 2000, Windows ME, and Windows XPAdjusting the image Connecting a video device Standard video connectionsOptional video connections Displaying a video image Adjust volume Troubleshooting your setup Shutting down the projectorLED behavior and meaning Screen Only startup screen appearsRange Out Page Page Color Lamp won’t turn on, LED blinking red Lamp must be replaced Lamp turns onStill having problems? Using the keypad buttons Using the remote control Troubleshooting the remoteUsing the audio Troubleshooting audioConnecting external speakers Presentation features Optimizing computer imagesOptimizing video images Customizing the projectorUsing the menus Picture menu Presets Room Lighting Advanced settings Settings menu Startup Logo Blank Screen Effect Key Picture in Picture Network Language Service menu Network Info Maintenance Cleaning the lensChanging the lens Replacing the projection lamp Resetting the lamp timer Cleaning the dust filter Using the security lockOptional Accessories Part Number AccessoriesStandard Accessories Ship with the projector Part Number AppendixRed LED Behavior Explanation Red LED behavior and projector errorsProjected image size Image sizes for long throw lensPage Numerics DhcpLED XGA Limited Warranty Warranty Limitation and ExclusionLimited Warranty Period To Be Eligible For Limited Warranty CoverageTo Obtain Warranty Service If YOU Need ASSISTANCE… C420