PC Control Codes and Cable Connection | Canon LV-7255 instruction

7. Appendix

PC Control Codes and Cable Connection

PC Control Codes

Function	Code Data
POWER ON	02H	00H	00H	00H	00H	02H
POWER OFF	02H	01H	00H	00H	00H	03H
INPUT SELECT COMPUTER-1	02H	03H	00H	00H	02H	01H	01H	09H
INPUT SELECT COMPUTER-2	02H	03H	00H	00H	02H	01H	02H	0AH
INPUT SELECT VIDEO	02H	03H	00H	00H	02H	01H	06H	0EH
INPUT SELECT S-VIDEO	02H	03H	00H	00H	02H	01H	0BH	13H
NO SHOW ON	02H	10H	00H	00H	00H	12H
NO SHOW OFF	02H	11H	00H	00H	00H	13H
SOUND MUTE ON	02H	12H	00H	00H	00H	14H
SOUND MUTE OFF	02H	13H	00H	00H	00H	15H

NOTE: Contact your local dealer for a full list of the PC Control Codes if needed.

Cable Connection

Communication Protocol
Baud rate	19200 bps
Data length	8 bits
Parity	No parity
Stop bit	One bit
X on/off	None
Communications procedure	Full duplex

NOTE: Depending on the equipment, a lower baud rate may be recommended for long cable runs.

SERVICE PORT (Mini DIN-8P)

To RxD of PC

8 7 6

5

4 3 2 1

To GND of PC

To TxD of PC

NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.

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Canon LV-7255 manual PC Control Codes and Cable Connection, Service Port Mini DIN-8P

Contents

LV-7255 Precautions Safety Cautions Réglementation canadienne sur les intérferences radio Important InformationFederal Communication Commission Notice Canadian Radio Interference Regulations Lamp Handling Precautions Do Not Use in the Following Environments Important SafeguardsInstallation Fire and Shock Precautions CARRYING/TRANSPORTING the Projector Use Caution When Carrying or Transporting the Projector Important Information Remote Control Precautions Table of Contents Viii Whats in the Box? Introduction Congratulations on Your Purchase of The Projector Features youll enjoyIntroduction to the Projector Introduction Introduction Rear Part Names of the ProjectorFront/Top To turn the logo upside down, follow the steps below Introduction Bottom Introduction Top Features Introduction Terminal Panel Features Part Names of the Remote Control Click Button / Button17. D. Zoom + Button Freeze Button Operating Range for Wireless Remote Control Introduction Battery Installation Installation and Connections Throw Distance and Screen Size Setting Up the Screen and the ProjectorInstallation and Connections Selecting a Location Reflecting the Image Analog IN-1 Analog IN-2 Making Connections Installation and Connections To connect Scart output RGB Installation and Connections Connecting an External Monitor Analog IN-1 Audio Video Audio Audio Turning on the Projector Projecting an Image Basic Operation To select a menu language, follow these steps Projecting an Image Basic Operation Selecting a Source Detecting the Signal Automatically Adjust the Tilt Foot Adjusting the Picture Size and Position Focus Projecting an Image Basic Operation Zoom Manual Keystone Correction Correcting Keystone DistortionAuto Keystone Correction Press the Menu button to close the menu Automatically Optimizing on RGB Image Turning Up or Down VolumeAdjusting the Image Using Auto PC adjustment Preparation Make sure that the projector is turned off Turning off the ProjectorAfter Use To turn off the projector Enlarging and Moving a Picture Turning off the Image and SoundFreezing a Picture When operating a computer via the remote mouse receiver Using the Remote Mouse ReceiverConvenient Features Connecting the remote mouse receiver to your computer About Drag Mode Preventing the Unauthorized Use of the Projector To enable the Password function To disable the Password function Using the Menus Using On-Screen Menu Using On-Screen Menu Menu Elements Indicates the Key Lock is enabled List of Menu Items Using On-Screen Menu Using Image mode Image mode Menu Descriptions & Functions Image adjustmentUsing the Screen color correction Screen color Adjusting White Balance Brightness RGB/Contrast RGB Using On-Screen Menu User Adjust when using UserSelecting Base Setting Base setting Selecting Gamma Mode Gamma Selecting Aspect Ratio Aspect Menu Descriptions & Functions Display settingsEnabling Auto Keystone Auto keystone Saving Vertical Keystone Correction Keystone save Selecting Lamp Mode Lamp mode Menu Descriptions & Functions SetupUsing Off Timer Off timer Selecting Menu Display Time Menu display time Using On-Screen Menu Selecting Menu Language LanguageEnabling Key Sound and Error Sound Beep Selecting Menu Color Menu color select Selecting Signal Format Input signal select Menu Descriptions & Functions Advanced settingsEnabling Password Password Enabling High Speed Fan Mode Fan mode Turning On Flicker Reduction Flicker reduction Setting Auto PC adjustment Auto PC adjustmentAdjusting Position/Clock when Auto PC adjustment is off Selecting Communication Speed Communication speed Menu Descriptions & Functions Information Clearing Lamp counter Lamp counter Menu Descriptions & Functions Factory defaultReturning to Factory Default Factory default Resetting the Filter Usage Hours Filter counter To replace the filter sponge Cleaning or Replacing the FilterTo clean the air-filter Maintenance Cleaning the Cabinet and the Lens To replace the lamp Replacing the Lamp Insert a new lamp until the lamp is plugged into the socket Maintenance Indicator Messages Troubleshooting Appendix Problem Check These Items Power on process for the projector and the PC Electrical SpecificationsOptical For Europe Mechanical Cabinet Dimensions Pin No RGB Signal Analog YCbCr Signal Pin Assignments of D-Sub Analog Input ConnectorMini D-Sub 15 Pin Connector SXGA+ Compatible Input Signal List Relationship between Screen Size and Projection distance Cable Connection Service Port Mini DIN-8PPC Control Codes and Cable Connection PC Control Codes Other Troubleshooting Check ListPower Video and Audio Video equipment Installation environmentSignal cable Computer Canon U. S. A., INC