Technical Information; Pjlink Protocol - Panasonic PT-EZ770T Operating Instructions Manual

Technical information

PJLink protocol

The network function of this projector supports the 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 Shutter control
*1
AVMT? Shutter status query
ERST? Error status query
LAMP? Lamp status query
INST? Input selection list query 11 12 21 31 32 33 34
NAME? Projector name query
Manufacturer name
INF1?
query
INF2? Model name query
Other information
INF0?
queries
CLSS? Class information query
*1 When the [PROJECTOR SETUP] menu → [ECO MANAGEMENT] → [SHUTTER DETECTION] is set to [ON], do not switch on/off in a short time.
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 6 Appendix — Technical information
Parameter/return string
0
1
0
1
2
3
11
12
21
31
32
33
34
30
31
xxxxxx
xxxxxx
xxxxx
Panasonic
EZ770
EW730
EX800
xxxxx
1
Remark
Standby
Power on
Standby
Power on
Preparing for switching off the projector
Warm-up
RGB1
RGB2
VIDEO
DVI-D
HDMI
DIGITAL LINK
DisplayPort
Shutter function off (shutter open)
Shutter function on (shutter closed)
Indicates fan errors, and returns
1st byte
0 - 2.
Indicates lamp errors, and
2nd byte
returns 0 - 2.
Indicates temperature errors,
3rd byte
and returns 0 - 2.
Indicates cover open errors,
4th byte
and returns 0 or 2.
Indicates filter errors, and
5th byte
returns 0 - 2.
Indicates other errors, and
6th byte
returns 0 - 2.
1st digit (1 - 5 digits): Lamp runtime
2nd digit: 0 = Lamp off, 1 = Lamp on
Returns the name set in [PROJECTOR NAME] of [NETWORK
SETUP].
Returns manufacturer name.
Returns model name.
Returns information such as version number.
Returns class for PJLink.
f 0 = No error is
detected
f 1 = Warning
f 2 = Error
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