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EN-16
Support for the PJLink™ function
This projector supports standard protocol PJLink™ for projector control and you can control and monitor projector’
s operations using the same application among projectors of different models and different manufacturers.
To use this function, set the PJLink™ certifi cation properly according to the setting of the PJLink™ application to
be used. (See page 11.)
Supported commands
The table below shows commands to control the projector using the PJLink™ protocol.
Command Description Remark (Parameter)
POWER Power control 0 = Standby
1 = Power on
POWR? Inquiry about the
power state
0 = Standby
1 = Power on
2 = Cooling down
3 = Warming up
INPT Input switching 11 = RGB1
12 = RGB2
21 = VIDEO
22 = S-VIDEO
31 = DVI-D
INPT? Inquiry about input
switching
AVMT Mute control 30 = Video and audio mute disable
31 = Video and audio mute enable
AVMT? Inquiry about the
mute state
ERST? Inquiry about the
error state
1st byte: Fan error, 0 or 2
2nd byte: Lamp error, 0 to 2
3rd byte: Temperature error, 0 or 2
4th byte: Cover open error, 0 or 2
5th byte: Always 0
6th byte: Other error, 0 or 2
0 to 2 mean as follows:
0 = No error detected, 1 = Warning, 2 = Error
LAMP? Inquiry about the
lamp state
1st value (1 to 5 digits): Cumulative lamp operating time (This item
shows a lamp operating time (hour) calculated based on that LAMP
MODE is LOW.)
2nd value: 0 = Lamp off, 1 = Lamp on
INST? Inquiry about the
available inputs
The following value is returned.
“11 12 21 22 31”
NAME? Inquiry about the
projector name
The projector name set on the ProjectorView Setup window is
returned.
INF1? Inquiry about the
manufacturer name
“MITSUBISHI” is returned.
INF2? Inquiry about the
model name
“HL2750U” is returned.
INF0? Inquiry about other
information
No other information is available. No parameter is returned.
CLSS? Inquiry about the
class information
“1” is returned.
• This projector is fully compliant to the specifi cations of JBMIA PJLink™ Class 1. It supports all the commands
defi ned by PJLink™ Class 1, and the compliance has been verifi ed with the PJLink™ standard specifi cations
Version 1.0.
(Note)
• The above-mentioned control may not be performed correctly or the monitoring data may not be obtained correctly in
the following conditions:
• During standby • During input source switching • During auto position execution
• During AV mute • During command processing
• Before the splash screen disappears after the power is turned on.
• During AV mute, etc., it may take approx. 5 seconds to receive a response to a command.
• Use 1 controller to control/monitor 1 projector.
• For how to control/monitor using PJLink™, see the operation manual of the PJLink™ application you use.
• When you monitor the projector’s operating state using this function by issuing inquiry commands successively, issue
an inquiry command after receiving the response to the previous inquiry command from the projector.
• For the specifi cations of PJLink™, access to the Web site of Japan Business Machine and Information System
Industries Association (JBMIA)
. (http://pjlink.jbmia.or.jp/english)