Technical Information; Using The Pjlink Protocol - Panasonic PJLink PT-TW351RD Operating Instructions Manual

Technical Information

Using the 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
The following table lists the PJLink protocol commands that can be used to control the projector.
f x characters in tables are non-specific characters.
Command Control details
POWR Power supply control
Power supply status
POWR ?
query
INPT Input selection
INPT ? Input selection query
AVMT AV mute/Mute control
AV mute/Mute status
AVMT ?
query
ERST ? Error status query
LAMP ? Lamp status query
Input selection list
INST ?
query
NAME ? Projector name query
Manufacturer name
INF1 ?
query
INF2 ? Model name query
Other information
INF0 ?
query
Class information
CLSS ?
query
PJLink security authentication
The password used for PJLink is the same as that of the password set for web control.
When using the projector without security authentication, do not set a password for web control.
f For specifications related to PJLink, refer to the website of Japan Business Machine and Information System Industries
Association.
URL http://pjlink.jbmia.or.jp/english/
Chapter 7 Appendix - Technical Information
Parameter / return string
0
1
0
1
2
3
11
12
21
22
23
31
41
51
52
10
11
20
21
30
31
××××××
××××××××××××
11 12 21 22 23 31 41 51 52
PROJECTOR
Panasonic
TW351RD
×××××
1
Remark
Standby
Power on
Standby
Power on
Cool-down in progress
Warm-up in progress
RGB1
RGB2
VIDEO
S-VIDEO
COMPONENT
HDMI
MEMORY VIEWER
USB DISPLAY
NETWORK
Video mute off
Video mute off
Audio mute off
Audio mute off
AV mute off
AV mute off
1st byte Fixed at 0
Indicates lamp errors,
2nd byte
range 0 – 2
Indicates temperature
3rd byte
errors, range 0 – 2
4th byte Fixed at 0
5th byte Fixed at 0
6th byte Fixed at 0
1st digits (1 – 5 digits) : Lamp cumulative operating time
2nd digit : 0 = Lamp off, 1 = Lamp on
Returns manufacturer name.
Returns model name.
Returns information such as version number.
Returns class for PJLink.
f 0 = No error known
f 1 = Warning
f 2 = Error
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