Pjlink Protocol - Panasonic PT-TW331RE Operating Instructions Manual

Appendix

PJLink protocol

The network function of the projector supports PJLink class 1, and the PJLink protocol can be used to perform
projector setting and projector status query operations from a computer.
Control commands
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The following table lists the PJLink protocol commands that can be used to control the projector.
Command
POWR Power supply control
POWR ? Power supply status query
INPT Input selection
INPT ? Input selection query
AVMT AV MUTE control
AVMT ? AV MUTE status query
ERST ? Error status query
Lamp status query
LAMP ?
Input selection list query
INST ?
NAME ? Projector name query
INF1 ? Manufacturer name query
INF2 ? Model name query
CLSS ? Class information query
PJLink security authorization
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The password for PJLink is the same as the password for Web Management. (
When using PJLink without security authorization, set use without the password in Web Management.
For specifications regarding PJLink, refer to the Japan Business Machine and Information System
Industries Association website.
http://pjlink.jbmia.or.jp/english/
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- ENGLISH
Control details
Parameters
0 = Standby
1 = Power ON
Parameters
0 = Standby
2 = Cool-down in progress
Parameters
11 = Computer 1
21 = VIDEO
Parameters
30 = AV MUTE mode off
31 = AV MUTE mode on
Parameters
1st byte : Indicates fan errors, range 0 – 2
2nd byte : Indicates lamp errors, range 0 – 2
3rd byte : Indicates temperature errors, range 0 – 2
4th byte : Fixed at 0
5th byte : Indicates filter errors, range 0 – 2
6th byte : Indicates other errors, range 0 – 2
Definitions for each value from 0 to 2 are as follows.
0 = No error known
Parameters
1st digits (1 – 5 digits) : Lamp cumulative operating time
2nd digit * 0 = Lamp off, 1 = Lamp on
The followings are returned as parameters.
"11, 12, 21, 31"
The name set for [Projector name] in [LAN Settings] is returned.
"Panasonic" is returned.
Answer the model name with "TW331RE", "TX301RE"
"1" is returned.
Notes
1 = Power ON
3 =Warm-up in progress
12 = Computer 2
31 = HDMI
1 = Warning 2 = Error
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