Samsung RS232 Control (Ex-Link)

All codes sent are in HEX format.
(Sending the below commands as ASCII characters will not work, codes muse be sent as HEX)

Command  

Code (HEX)

Alternate HEX Representation

Power On  

08 22 00 00 00 02 D4

\x08\x22\x00\x00\x00\x02\xD4

Power Off  

08 22 00 00 00 01 D5

\x08\x22\x00\x00\x00\x01\xD5

Volume Up  

08 22 01 00 01 00 D4

\x08\x22\x01\x00\x01\x00\xD4

Volume Down  

08 22 01 00 02 00 D3

\x08\x22\x01\x00\x02\x00\xD3

Mute Toggle  

08 22 02 00 00 00 D4

\x08\x22\x02\x00\x00\x00\xD4

Select HDMI 1

08 22 0a 00 05 00 c7

\x08\x22\x0a\x00\x05\x00\xc7

Select HDMI 2

08 22 0a 00 05 01 c6

\x08\x22\x0a\x00\x05\x01\xc6

Select HDMI 3

08 22 0a 00 05 02 c5

\x08\x22\x0a\x00\x05\x02\xc5

Select HDMI 4

08 22 0a 00 05 03 c4

\x08\x22\x0a\x00\x05\x03\xc4

Info (Display)  

08 22 0D 00 00 1F AA

\x08\x22\x0D\x00\x00\x1F\xAA

Menu  

08 22 0D 00 00 1A AF

\x08\x22\x0D\x00\x00\x1A\xAF

Up  

08 22 0D 00 00 60 69

\x08\x22\x0D\x00\x00\x60\x69

Down  

08 22 0D 00 00 61 68

\x08\x22\x0D\x00\x00\x61\x68

Right  

08 22 0D 00 00 62 67

\x08\x22\x0D\x00\x00\x62\x67

Left  

08 22 0D 00 00 65 64

\x08\x22\x0D\x00\x00\x65\x64

Enter (OK)  

08 22 0D 00 00 68 61

\x08\x22\x0D\x00\x00\x68\x61

Return (Back)  

08 22 0D 00 00 58 71

\x08\x22\x0D\x00\x00\x58\x71

Exit  

08 22 0D 00 00 2D 9C

\x08\x22\x0D\x00\x00\x2D\x9C

Picture Size: Screen Fit  

08 22 0B 0A 01 05 BB

\x08\x22\x0B\x0A\x01\x05\xBB

Your control system syntax for sending HEX may vary.
For example, in RTI, hex codes are sent using a \x in front of each HEX character.

From the code list above, the 'Power On' command in RTI would look like this:
\x08\x22\x00\x00\x00\x02\xD4

For testing or demonstration purposes, a Docklight Scripting project file with the above commands is attached to this Knowledge Base article. The Docklight Scripting program is available for download here:
http://www.docklight.de/download/Docklight_Scripting.zip