Chapter 6
Appendix — Technical information
194 - ENGLISH
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
Parameter/response
string
Remark
POWR
Power supply control
0
Standby
1
Power on
POWR?
Power supply status
query
0
Standby
1
Power on
2
Preparing for switching off the projector
3
Warm-up
INPT
Input selection
11
RGB1
12
RGB2
INPT?
Input selection query
31
DVI-D
32
HDMI
33
DIGITAL LINK
34
SDI1 (Only for PT-DZ21K2, PT-DS20K2, PT-DZ16K2)
35
SDI2 (Only for PT-DZ21K2, PT-DS20K2)
AVMT
Shutter control
30
Shutter function disabled (shutter: open)
AVMT?
Shutter status query
31
Shutter function enabled (shutter: closed)
ERST?
Error status query
xxxxxx
1st byte
Indicates fan errors, and returns
0 - 2.
f
0 = No error is
detected
f
1 = Warning
f
2 = Error
2nd byte
Indicates lamp errors, and returns
0 - 2.
3rd byte
Indicates temperature errors, and
returns 0 - 2.
4th byte
Indicates cover open errors, and
returns 0 - 2.
5th byte
Indicates filter errors, and returns
0 - 2.
6th byte
Indicates other errors, and returns
0 - 2.
LAMP?
Lamp status query
xxxxxxxxxxxxxxxxxxxxxxxx
1st number (1 - 5 digits): Lamp 1 runtime
2nd number: 0 = Lamp 1 off, 1 = Lamp 1 on
3rd number (1 - 5 digits): Lamp 2 runtime
4th number: 0 = Lamp 2 off, 1 = Lamp 2 on
5th number (1 - 5 digits): Lamp 3 runtime
6th number: 0 = Lamp 3 off, 1 = Lamp 3 on
7th number (1 - 5 digits): Lamp 4 runtime
8th number: 0 = Lamp 4 off, 1 = Lamp 4 on
INST?
Input selection list query
11 12 31 32 33 34 35
Only for PT-DZ21K2, PT-DS20K2
11 12 31 32 33
Only for PT-DW17K2
11 12 31 32 33 34
Only for PT-DZ16K2
NAME?
Projector name query
xxxxx
Returns the name set in [PROJECTOR NAME] of [NETWORK
SETUP].
INF1?
Manufacturer name
query
Panasonic
Returns manufacturer name.
INF2?
Model name query
DZ21K2
Returns model name.
DS20K2
DW17K2
DZ16K2
INF0?
Other information
queries
xxxxx
Returns information such as version number.
CLSS?
Class information query
1
Returns class for PJLink.