167
differ depending on the connected projector. “1” is displayed by default.
Reply command structure for PJLink commands:
The first 6 bites: The sent command data without change
The 7th bite: “=”
After the 8th bite: Processing result
For example, if a command, “%1POWR 1CR”, is processed normally, the reply command, ”%1POWR=OK
CR” will be replied.
PJLink specifications regulate that projectors are required to reply the reply commands within 2 seconds after
receiving the PJLink command. However, some projectors have different specifications. Check the manual of
your projector and apply the response time indicated in the manual if there is one listed.
[Table 8.16] Reply command to PJLink command (class1)
Header
Standard class
Command
Separator
Parameter
Delimiter
% (25)
1 (31)
4-character
alphabet
=(3D)
Processing result
CR (0D)
Hex values are in parentheses.
There are five types of normal reply commands as shown in
In addition to these
five
commands, there are other reply commands listed in
are defined for setting acquisition
commands.
[Table 8.17] Reply commands to PJLink command (class1) (ASCII codes)
No.
Command
Description
1
%
1
x
x
x
x
=
O
K
CR
Terminated normally
2
%
1
x
x
x
x
=
E
R
R
1
CR
Mistake in command itself
(Undefined command)
3
%
1
x
x
x
x
=
E
R
R
2
CR
Invalid parameter
4
%
1
x
x
x
x
=
E
R
R
3
CR
Currently not acceptable
5
%
1
x
x
x
x
=
E
R
R
4
CR
Malfunction of projector
xxxx: Command itself
[Table 8.18] Individual reply command of status acquisition commands (text)
No.
Command
Description
Reply command to power status commands
1
%
1
P
O
W
R
=
0
CR
Stand by
2
%
1
P
O
W
R
=
1
CR
Power ON
3
%
1
P
O
W
R
=
2
CR
Cooling
4
%
1
P
O
W
R
=
3
CR
Warming up
Reply command to input status commands
1
%
1
I
N
P
T
=
1
*
2
CR
RGB selected
2
%
1
I
N
P
T
=
2
*
2
CR
VIDEO selected
3
%
1
I
N
P
T
=
3
*
2
CR
DIGITAL selected
4
%
1
I
N
P
T
=
4
*
2
CR
STORAGE selected
5
%
1
I
N
P
T
=
5
*
2
CR
NETWORK selected
Get mute settings
1
%
1
A
V
M
T
=
3
0
CR
Video+audio Mute OFF
2
%
1
A
V
M
T
=
1
1
CR
Video Mute ON
3
%
1
A
V
M
T
=
2
1
CR
Audio Mute ON
