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Using the SERIAL connector (RS-232C)
Control commands
The commands which the personal computer can use to control the projector are shown in the following table.
Command
Control Contents
PON
POF
AVL
AMT
OPM
IIS
Input signal selection
ORF
RGB1 format selection
ORS
RGB2 IN/RGB1 OUT
Q S
Lamp ON condition query
Cable specifications
At the projector
In standby mode, all commands other than the PON
command are ignored.
Power ON
• The PON command is ignored during lamp ON control.
• If a PON command is received while the cooling fan is operating
Power OFF
Parameter
Volume
Parameter
Audio Mute
Parameter
Video Mute
Parameter
Parameter
Parameter
selection
Parameter
1
2
3
4
5
NC
6
NC
7
8
NC
after the lamps have switched off, the lamps are not turned back
on again until approximately 60 seconds have passed since they
turned off, in order to protect the lamps.
000
=
Adjustment value 0
:
=
063
=
Adjustment value 63
0
=
MUTE OFF
1
=
MUTE ON
0
=
MUTE OFF
1
=
MUTE ON
RG1
=
RGB1
RG2
=
RGB2
DVI
=
DVI-D [PT-L759XU only]
0
=
RGB
1
=
YP
P
B
R
0
=
RGB2 IN
1
=
RGB1 OUT
0
=
Standby mode
1
=
Lamp ON control active
2
=
Lamp ON
3
=
Lamp OFF control active
At the personal computer (DTE specifications)
NC
1
2
3
NC
4
5
NC
6
7
8
NC
9
Remarks
:
VID
=
SVD
=
VIDEO
S-VIDEO
47
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