InFocus LP260 Connection Instruction

LP260 RS-232 Connection
The LP260 requires the serial control cable (part # 210-0203-xx) that comes with the projector.
Command Format
All commands consist of 3 alpha characters followed by a request, all enclosed in parentheses. The request can be a read request
(indicated by a "?") or a write request (indicated by 1 to 4 ASCII digits).
A read request example:
A read command returns the range and the current setting, for example:
Read Command Examples
Function Command
Brightness (BRT?)
Volume (VOL?)
Lamp Hours (LMP?)
A write request example:
Some commands have ranges, while others are absolute. If a number greater than the maximum range is received, it is
automatically set to the maximum number for that function. If a command is received that is not understood, a "?" is returned. With
absolute settings, "0" is off, 1-9999 is on. The one exception is the Power command, where 0 is off and 1 is on.
(AAA?) where
( starts the command
AAA denotes the command
? denotes the read request
) ends the command
Response
(0-22, 10)
(0-80, 0)
(0-9999, 421)
(AAA####) where
( starts the command
AAA denotes the command
#### denotes the value to be written
(leading zeros not necessary)
) ends the command