Panasonic PT-DX820

Chapter 6 Appendix — Technical information
174 - 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-specic characters.
Command Control details Parameter / return 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 SDI (Only for PT-DZ780)
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 or 2.
5th byte
Indicates lter errors, and returns
0 - 2.
6th byte
Indicates other errors, and returns
0 - 2.
LAMP? Lamp status query xxxxxxxxxxxx
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
INST? Input selection list query
11 12 31 32 33 34 Only for PT-DZ780
11 12 31 32 33 Only for PT-DW750, PT-DX820
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
DZ780
DW750
DX820
Returns model name.
INF0?
Other information
queries
xxxxx Returns information such as version number.
CLSS? Class information query 1 Returns class for PJLink.