-60

PC control

A computer can be used to control the projector by connecting an RS-232C cable (null modem, cross type,commercially available) to the projector. (See page 27 for connection.)

Communication conditions

Set the serial port settings of the computer to match that of the table.Signal format: Conforms to RS-232C standard.Baud rate: 9,600 bpsData length: 8 bitsParity bit: NoneStop bit: 1 bitFlow control: None

Basic format

Commands from the computer are sent in the following order: command, parameter, and return code. Afterthe projector processes the command from the computer, it sends a response code to the computer.
Info
•When more than one code is being sent, send each command only after the OK response code for the
previous command from the projector is verified.
•When using the computer control function of the projector, the projector’s operating status cannot be read by
the computer.

Commands

Example:

•When power on.
Response code formatNormal responseProblem response (communication error or incorrect command)Command formatRS-232C Specifications and Command SettingsReturn code (0DH)

C1 C2 C3 C4 P1 P2 P3 P4

Command 4-digit Parameter 4-digit

O K Return code (0DH)E R R Return code (0DH)

Note
•If an underbar (_) appears in the parameter column, enter a space.

A

@

POWR _1__ OK

ProjectorComputer
CONTROL CONTENTS
POWER ON
STANDBY
INPUT 1 (COMPONENT 1)
INPUT 2 (COMPONENT 2)
INPUT 3 (S-VIDEO)
INPUT 4 (VIDEO)
INPUT 5 (RGB/COMPONENT)
DIGITAL MODE
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
OK OR ERR
P
P
I
I
I
I
I
I
O
O
V
V
V
V
V
V
W
W
E
E
E
E
E
E
R
R
D
D
D
D
D
D
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
1
0
1
2
3
4
5
6
BUTTONS & REMOTE CONTROL BUTTONS
COMMAND
PARAMETER
RETURN