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Example 1: Set Brightness as 76 for Display (#02) and this command is valid
Send (Hex Format)
Name  Length ID Command Type Command Value1  Value2  Value3  CR 
Hex  0x38
0x30 
0x32
0x73 0x24 0x30 0x37 0x36 0x0D
Reply (Hex Format)
Name  Length ID Command Type CR 
Hex 0x34
0x30 
0x32
0x2B 0x0D
Example 2: Set Brightness as 75 for Display (#02) and this command is NOT valid
Send (Hex Format)
Name  Length ID Command Type Command Value1  Value2  Value3  CR 
Hex  0x38
0x30 
0x32
0x73 0x24 0x30 0x37 0x35 0x0D
Reply (Hex Format)
Name  Length ID Command Type CR 
Hex 0x34
0x30 
0x32
0x2D 0x0D