This article contains serial commands for the AVL-1050-X and AVH-xx20 series displays.

Command and Response Format

Any commands sent from an automation/control system or PC to an Avocor display must have the following format:

Command format: byte1 byte2 byte3 byte4 byte5 byte6 byte7 byte8 byte9

Command description:

Byte1: always 3A, representing the start of the command
Byte2、Byte3: always 30 31, indicating that the machine whose machine ID is 1 responds to the command
Byte4: 53 indicates that the command is a set command; 47 indicates that the command is a get command
Byte5: Indicates the type of command, such as Power is 30, Treble is 31, Volume is 38, etc.
Byte6、Byte7, Byte8: data information of the command, such as 30 30 30 is 0, 30 31 32 is 12, 31 30 30 is 100
Byte9: always 0D, representing the end of the command

Set Commands

Set Reply Success: 34 30 31 2B 0D

Set Reply Fail: 34 30 31 2D 0D

Power
Backlight off	3A 30 31 53 30 30 30 30 0d
Backlight on	3A 30 31 53 30 30 30 31 0d
Power off	3A 30 31 53 30 30 30 32 0d
Power on	3A 30 31 53 30 30 30 33 0d
Get Power	3A 30 31 47 30 30 30 30 0D
Treble
-xx: -5~0	3A 30 31 53 31 2D 30 33 0d
+xx: 0~5	3A 30 31 53 31 2B 30 33 0d
Bass
-xx: -5~0	3A 30 31 53 32 2D 30 35 0d
+xx: 0~5	3A 30 31 53 32 2B 30 35 0d
Balance
-xx: -50~0	3A 30 31 53 33 2D 35 30 0d
+xx: 0~50	3A 30 31 53 33 2B 32 30 0d
Contrast
000 ~ 100	3A 30 31 53 34 30 35 30 0d
Brightness
000 ~ 100	3A 30 31 53 35 30 35 30 0d
Sharpness
000 ~ 100	3A 30 31 53 36 30 31 30 0d
Sound Mode
000 : Movie	3A 30 31 53 37 30 30 30 0d
001 : Standard	3A 30 31 53 37 30 30 31 0d
002 : Custom	3A 30 31 53 37 30 30 32 0d
003 : Classroom	3A 30 31 53 37 30 30 33 0d
004 : Meeting	3A 30 31 53 37 30 30 34 0d
Volume
000 ~ 100	3A 30 31 53 38 30 35 30 0d
Mute
000: Off	3A 30 31 53 39 30 30 30 0d
001: On	3A 30 31 53 39 30 30 31 0d
Video Source
Get Source	3A 30 31 47 3A 30 30 30 0D
HDMI1	3A 30 31 53 3A 30 30 31 0d
HDMI2	3A 30 31 53 3A 30 30 32 0d
HDMI4	3A 30 31 53 3A 30 32 32 0d
HDMI3	3A 30 31 53 3A 30 32 31 0d
Home	3A 30 31 53 3A 31 30 31 0d
Slot in PC	3A 30 31 53 3A 31 30 33 0d
Display Port	3A 30 31 53 3A 30 30 37 0D
Type-C	3A 30 31 53 3A 31 30 34 0D
Language
English	3A 30 31 53 3C 30 30 30 0d
Français	3A 30 31 53 3C 30 30 31 0d
Español	3A 30 31 53 3C 30 30 32 0d
Dutch	3A 30 31 53 3C 30 30 37 0d
Italian	3A 30 31 53 3C 30 31 33 0d
Picture Settings
Standard	3A 30 31 53 3D 30 30 30 0d
Bright	3A 30 31 53 3D 30 30 31 0d
Soft	3A 30 31 53 3D 30 30 32 0d
Customer	3A 30 31 53 3D 30 30 33 0d
Hue Color 000 ~ 100	3A 30 31 53 3E 30 33 30 0d
Backlight 000 ~ 100	3A 30 31 53 3F 30 35 30 0d
Color Temperature
Cool	3A 30 31 53 40 30 30 30 0d
Standard	3A 30 31 53 40 30 30 31 0d
Warm	3A 30 31 53 40 30 30 32 0d
Remote Control Commands
Vol +	3A 30 31 53 41 30 30 30 0d
Vol -	3A 30 31 53 41 30 30 31 0d
Up	3A 30 31 53 41 30 31 30 0d
Down	3A 30 31 53 41 30 31 31 0d
Left	3A 30 31 53 41 30 31 32 0d
Right	3A 30 31 53 41 30 31 33 0d
Enter	3A 30 31 53 41 30 31 34 0d
Menu	3A 30 31 53 41 30 32 30 0d
Input	3A 30 31 53 41 30 32 31 0d
Back/Exit	3A 30 31 53 41 30 32 32 0d
Blank	3A 30 31 53 41 30 33 31 0d
Freeze	3A 30 31 53 41 30 33 32 0d
Mute	3A 30 31 53 41 30 33 33 0d
Home	3A 30 31 53 41 30 33 34 0d
IR
Enable	3A 30 31 53 42 30 30 30 0d
Disable	3A 30 31 53 42 30 30 31 0d
Speaker
Off	3A 30 31 53 43 30 30 30 0d
On	3A 30 31 53 43 30 30 31 0d
Touch
Off	3A 30 31 53 44 30 30 30 0d
On	3A 30 31 53 44 30 30 31 0d
Screen
Off	3A 30 31 53 45 30 30 30 0d
On	3A 30 31 53 45 30 30 31 0d
No Signal Power off
Off	3A 30 31 53 46 30 30 30 0d
1 minute	3A 30 31 53 46 30 30 31 0d
3 minutes	3A 30 31 53 46 30 30 33 0d
5 minutes	3A 30 31 53 46 30 30 35 0d
10 minutes	3A 30 31 53 46 30 31 30 0d
15 minutes	3A 30 31 53 46 30 31 35 0d
30 minutes	3A 30 31 53 46 30 33 30 0d
45 minutes	3A 30 31 53 46 30 34 35 0d
60 minutes	3A 30 31 53 46 30 36 30 0d
HDMI out
Off	3A 30 31 53 48 30 30 30 0d
On	3A 30 31 53 48 30 30 31 0d

Get Commands