Chapter 7 Appendix — Technical information156 - ENGLISHTechnical informationPJLink protocolThe network function of this projector supports the PJLink class 1, and the PJLink protocol can be used to performprojector setting and projector status query operations from a computer.Control commandsThe 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/responsestring RemarkPOWR Power supply control 0 Standby1 Power onPOWR? Power supply statusquery0 Standby1 Power on2 Preparing for switching off the projector3 Warm-upINPT Input selection11 COMPUTER112 COMPUTER221 VIDEOINPT? Input selection query 31 DVI-D32 HDMI133 DIGITAL LINK36 HDMI2AVMT Shutter control/audiooutput control10 Shutter function disabled (shutter: open), mute function disabled11 Shutter function enabled (shutter: closed), mute function disabled20 Shutter function disabled (shutter: open), mute function disabledAVMT?Shutter status query/audio output statusquery21 Shutter function disabled (shutter: open), mute function enabled(muted)30 Shutter function disabled (shutter: open), mute function disabled31 Shutter function enabled (shutter: closed), mute function enabled(muted)ERST? Error status query xxxxxx1st byte Indicates fan errors, and returns 0or 2.f 0 = No error isdetectedf 1 = Warningf 2 = Error2nd byte Indicates light source errors, andreturns 0 or 2.3rd byte Indicates temperature errors, andreturns 0 - 2.4th byte Returns 0.5th byte Returns 0.6th byte Indicates other errors, and returns0 - 2.LAMP? Light source statusquery xxxxxx 1st number (1 - 5 digits): Light source runtime2nd number: 0 = Light source off, 1 = Light source onINST? Input selection list query 11 12 21 31 32 33 36 ―NAME? Projector name query xxxxx Returns the name set in the [NETWORK] menu → [NETWORKSETUP] → [PROJECTOR NAME].INF1? Manufacturer namequery Panasonic Returns manufacturer name.INF2? Model name query RZ570 Returns model name.INF0? Other informationqueries xxxxx Returns the main version of the firmware.CLSS? Class information query 1 Returns class for PJLink.