HP LD4700, LD4200 Controlling the Multiple Product, Connecting the Cable, RS-232C Configurations

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C Controlling the Multiple Product

Use this method to connect several monitors to a single computer. You can control several monitors at a time by connecting them to a single computer.

Connecting the Cable

Connect the RS-232C cable as shown in the following illustration. The RS-232C protocol is used for communication between the computer and the monitor. You can turn the monitor on/off, select an input source or adjust the OSD menu from the computer.

RS-232C Configurations

	7-Wire Configurations					3-Wire Configurations
	(Standard RS-232C cable)					(Not Standard)

	PC	Monitor			PC		Monitor

RXD	2	3	TXD	RXD	2		3	TXD

TXD	3	2	RXD	TXD	3		2	RXD

GND	5	5	GND	GND	5		5	GND

DTR	4	6	DSR	DTR	4		6	DSR

DSR	6	4	DTR	DSR	6		4	DTR

RTS	7	8	CTS	RTS	7		8	CTS

CTS	8	7	RTS	CTS	8		7	RTS

	D-Sub	D-Sub 9				D-Sub	D-Sub 9
	(Female)	(Female)				(Female)	(Female)

ENWW	Connecting the Cable 41

Image 49

Contents HP LD4200 and LD4700 LCD Monitors Fourth Edition May Document Part Number About This Guide Iv About This Guide Table of contents Clock On/Off Timer Sleep Time Auto Sleep Vii Appendix D Agency Regulatory Notices HP Digital Signage Models Product FeaturesImportant Safety Information Safety and Maintenance GuidelinesMaintenance Guidelines Shipping the Monitor Cleaning the MonitorInstalling the Stand Sold Separately Setting Up the Monitor3Sliding the LD4200 Stand Onto the LD4200 Monitor 6Securing the LD4700 Stand to the LD4700 Monitor Connecting the Speakers Sold Separately8Securing the Speakers to the Monitor 9Using the Cable Holders Feature Available on Select Models Rotating to the Portrait Position Select Models 12Installing PortraitInserting the Batteries Using the Remote ControlComponent Function Identifying Remote Control ButtonsIdentifying Rear Components Connecting to the Computer Connecting to External DevicesEnww Vesa Mounting Support Connecting Daisy Chain Monitors22VESA Mounting Holes Connecting Video InputConnecting Component Input 480p/720p/1080p/1080i/480i Connecting Hdmi Input 480p/720p/1080i/1080p Watching AV Outputs 26Connecting AV OutSoftware and Utilities Operating the MonitorInformation File Image Color Matching FileScreen Adjustment Options Installing the .INF and .ICM FilesInstalling from the CD Downloading from the Worldwide WebComponent2 HDTV, DVD Component1 HDTV, DVDUsing the Auto-Adjustment Function Using the On-Screen Display MenuIcon Main Menu Function Description Using the Remote Control to Adjust the OSD OSD Menu Selections Icon Main Menu Submenu Description Auto Volume, Speaker Component Selecting An Aspect Ratio ModeClock Adjusting the Timer FunctionSelecting Options Using the Key Lock2Tile Mode Enlarged Screen Enww Solving Common Problems TroubleshootingProblem Possible Cause Solution Appendix a Troubleshooting Using the Worldwide Web Preparing to Call Technical Support HP LD4200 LCD Monitor Technical SpecificationsHP LD4200 LCD Monitor HP LD4700 LCD Monitor Table B-2HP LD4700 SpecificationsHP LD4200 and LD4700 Preset Display Modes Recognizing Preset Display ResolutionsPreset Pixel Format Horz Freq kHz Vert Freq Hz Power Indicator DTV ModeMode Indicator Light RS-232C Configurations Connecting the CableControlling the Multiple Product Communication Parameter Command Reference ListTransmission Transmission / Receiving ProtocolPower Command a Aspect Ratio Command c Main picture format Input Select Command b Main Picture InputVolume Mute Command e Screen Mute Command dVolume Control Command f Brightness Command h Contrast Command gTint Command j Video only Color Command i Video onlyOSD Select Command l Sharpness Command k Video onlyRemote Lock /Key Lock Command m Color Temperature Command uv Balance Command tISM mode Command j p Abnormal state Command zKey Command m c Auto Configure Command j uTile Mode Command d d Data DescriptionTile V Position Command d f Tile H Position Command d eTile H Size Command d g Tile ID Set Command d Tile V Size Command d hNatural Mode In Tilemode Command d j Temperature value Command d n Elapsed time return Command d lLamp fault Check Command d p Speaker Command d Auto volume Command d uTime Command f a 00H~FFH On Timer On/Off Timer On, Off Command F bOn Timer On/Off Timer Time Command f d Off Timer On/Off Timer On, Off Command f cOff Timer On/Off Timer Time Command f e Auto Sleep Command f g Sleep Time Command f fPower On Delay Command f h DPM Select Command f j Language Command f43. S/W Version Command f z Reset Command f kInput Select Command x b IR Codes Remote Control IR CodeCodeHexa Function IR Codes TableExit Federal Communications Commission Notice Agency Regulatory NoticesModifications CablesAvis Canadien Canadian NoticeEuropean Union Regulatory Notice Japanese Power Cord Requirements Japanese Notice Korean Notice Power Cord Set RequirementsGerman Ergonomics Notice Materials Disposal Product Environmental NoticesTurkey EEE Regulation

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