HP LD4200, LD4700 Communication Parameter

Communication Parameter

●Baud Rate: 9600buadRate (UART)

●Data Length: 8bits

●Parity Bit: None

●Stop Bit: 1bit

●Flow Control: None

●Communication Code: ASCII code

●Use a crossed (reverse) cable

Command Reference List

		COMMAND1	COMMAND2	DATA1	DATA2	DATA3

01.	Power	k	a	00H -01H

02.	Input Select	k	b	02H -09H

03.	Aspect Ratio	k	c	01H -09H

04.	Screen Mute	k	d	00H -01H

05. Volume Mute		k	e	00H -01H

06.	Volume Control	k	f	00H -64H

07.	Contrast	k	g	00H -64H

08.	Brightness	k	h	00H -64H

09.	Color	k	i	00H -64H

10.	Tint	k	j	00H -64H

11.	Sharpness	k	k	00H -64H

12.	OSD Select	k	l	00H -01H

13. Remote Lock/ key Lock		k	m	00H -01H

14.	Balance	k	t	00H -64H

15.	Color Temperature	k	u	00H -03H

16.	Abnormal state	k	z	FFH

17.	ISM mode	j	p	00H -10H

18.	Auto configuration	j	u	01H

19. Key		m	c	Key Code

20.	Tile Mode	d	d	00H -55H

21.	Tile H Position	d	e	00H -64H

22.	Tile V Position	d	f	00H -64H

23.	Tile H Size	d	g	00H -64H

24.	Tile V Size	d	h	00H -64H

42 Appendix C Controlling the Multiple Product

ENWW

Contents

Page Page About This Guide Page Table of contents Page Page Page 1 Product Features 2 Safety and Maintenance Guidelines Cleaning the Monitor Shipping the Monitor 3 Setting Up the Monitor Page Page Page Page Page Inserting the Batteries Identifying Remote Control Buttons Page Connecting to the Computer Page Connecting Daisy Chain Monitors VESA Mounting Support Connecting Video Input Connecting Component Input (480p/720p/1080p/1080i/480i) Connecting HDMI Input (480p/720p/1080i/1080p) Watching AV Outputs 4 Operating the Monitor The Information File The Image Color Matching File Installing from the CD Downloading from the Worldwide Web Page Using the Auto-AdjustmentFunction Using the Remote Control to Adjust the OSD OSD Menu Selections Page Page Selecting An Aspect Ratio Mode Adjusting the Timer Function Clock On/Off Timer Sleep Time Auto Sleep Selecting Options Using the Key Lock Using the ISM Method Option Using the Tile Mode Page H-Size V-Size H-Position V-Position Reset A Troubleshooting Page Page B Technical Specifications Page Page HP LD4200 and LD4700 Preset Display Modes DTV Mode Power Indicator C Controlling the Multiple Product RS-232CConfigurations Communication Parameter Page 01. Power (Command : a) 02. Input Select (Command : b) (Main Picture Input) 03. Aspect Ratio (Command : c) (Main picture format) 04. Screen Mute (Command : d) 05. Volume Mute (Command : e) 06. Volume Control (Command : f) 07. Contrast (Command : g) 08.Brightness (Command : h) 09.Color (Command : i) (Video only) 10. Tint (Command : j) (Video only) 11.Sharpness (Command : k) (Video only) 12. OSD Select (Command : l) 13. Remote Lock /Key Lock (Command : m) 14. Balance (Command : t) 15. Color Temperature (Command : u)v 16. Abnormal state (Command : z) 17. ISM mode (Command: j p) 18. Auto Configure (Command: j u) 19. Key (Command : m c) 20. Tile Mode (Command : d d) 21. Tile H Position (Command : d e) 22. Tile V Position (Command : d f) 23. Tile H Size (Command : d g) 24. Tile V Size (Command : d h) 25. Tile ID Set (Command : d i) 26. Natural Mode (In Tilemode) (Command : d j) 27. Elapsed time return (Command : d l) 28.Temperature value (Command : d n) 29.Lamp fault Check (Command : d p) 30. Auto volume (Command : d u) 31. Speaker (Command : d v) 32. Time (Command : f a) 33. On Timer (On/Off Timer) On, Off (Command : F b) 34. Off Timer (On/Off Timer) On, Off (Command : f c) 35. On Timer (On/Off Timer) Time (Command : f d) 36. Off Timer (On/Off Timer) Time (Command : f e) 37.Sleep Time (Command : f f) 38. Auto Sleep (Command : f g) 39. Power On Delay (Command : f h) 40. Language (Command : f i) 41. DPM Select (Command : f j) 42. Reset (Command : f k) 43. S/W Version (Command : f z) 44. Input Select (Command : x b) Remote Control IR Code Output Wave Configuration of Frame Lead Code Repeat Code IR Codes Table Page D Agency Regulatory Notices Modifications Cables Page Japanese Power Cord Requirements Materials Disposal Disposal of Waste Equipment by Users in Private Household in the European Union Chemical Substances HP Recycling Program Restriction of Hazardous Substances (RoHS) Turkey EEE Regulation