Optoma Technology EP723, EP728, EP727, EP721 manual RS232 Commands

Page 50

Appendices

RS232 Commands

RS232 Connector

VGA-In Connector

3

21

	Pin no.	Name	I/O (From Projec-
	Pin no.	Name	tor Side
			tor Side

	1	TXD	OUT
	2	RXD	IN

	3	GND	__

9	8		7	6
5	4	3	2	1
Pin no.			Spec.
1			N/A
2			RXD
3			TXD
4			DRT
5			GND
6			DSR
7			RTS
8			CTS
9			N/A

English 50

Image 50

Contents Table of Contents Class B emissions limits Safety InformationsImportant Safety Instruction Precautions Don’t Eye Safety Warnings Introduction  Video Compatibility NTSC, NTSC4.43Package Overview DocumentationProduct Overview Main UnitControl Panel Connection Ports Remote Control Installation Connecting the ProjectorConnect to Video Sources Lens Cap Powering On/Off the ProjectorPowering On the Projector Powering off the projector Adjusting the Projected Image Adjusting the Projector’s HeightAdjusting the Projector’s Zoom / Focus Adjusting Projection Image SizeFour Directional Control Panel & Remote ControlTemp LED Indicate the projector’s temperature status Select KeysControl LaserPC/Mouse ButtonRemote Control VideoHow to operate On-screen Display MenusMenu Tree Brightness Display ModeImage ContrastSaturation TintColor ResetImage Color BrilliantColorTM Image AdvancedDegamma Color TempInput Source Display FormatInput Signal Image Shift OverscanZoom KeystoneSetup Language LanguageProjector ID SetupProjection Information HideStart Up Logo Security Setup SecuritySecurity Timer Change Password First TimeFrequency Setup SignalPhase PositionOptions Volume Sleep Timer min Direct Power OnAuto Power Off min Lamp Reset Options Lamp SettingsBrightness Mode Lamp HoursNo image appears on-screen TroubleshootingImage Problems Partial, scrolling or incorrectly displayed imageImage is unstable or flickering Image has vertical flickering barImage is too small or too large Image is stretched when displaying 169 DVD titleImage is out of focus Image has slanted sidesProjector stops responding to all controls Intermission ProblemsProjector Status Indication Lamp burns out or makes a popping soundMessage Reminders Remote Control Problems If the remote control does not workReplacing the lamp Lamp Replacement Procedure  Video Compatibility Compatibility Modes Computer Compatibility RS232 Commands RS232 Commands RS232 Protocol Function ListFunction Projector Return Description Ceiling Mount Installation Optoma Global Offices Korean Regulation & Safety notices Remarque à l’intention des utilisateurs canadiens