InFocus LP690 Control Manual page 7

Host:
0xBE 0xEF 0x80 0x06 0x00 0x00 0x00 0x01 0x00 0x01 0x00 0x01 0x00
Example 5: Hex sequence for get Brightness
Host: =>
0xBE 0xEF 0x80 0x06 0x00 0xBD 0x70 0x02 0x00 0x11 0x00 0x00 0x00
<= Projector (70%)
0x1D 0x00 0xB2
Example 5: To get ASCII Information Set Parameter in the State String function
Host: Projector
Operation Set Packet =>
<=ASCII Strings
<= ACK