Chapter
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.
ff x characters in tables are
Command | Control details | Parameter/return string |
| Remark |
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POWR | Power supply control | 0 | Standby |
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1 | Power on |
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| 0 | Standby |
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POWR? | Power supply status | 1 | Power on |
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query | 2 | Preparing for switching off the projector |
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| 3 |
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| 11 | RGB1 |
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INPT | Input selection | 12 | RGB2 |
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| 21 | VIDEO |
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| 31 | DVI‑D |
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INPT? | Input selection query | 32 | HDMI |
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33 | DIGITAL LINK |
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| 34 | DisplayPort |
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AVMT | Shutter control*1 | 30 | Shutter function off (shutter open) |
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AVMT? | Shutter status query | 31 | Shutter function on (shutter closed) |
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| 1st byte | Indicates fan errors, and returns | ff 0 = No error is |
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| 0 - 2. | detected | |
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| 2nd byte | Indicates lamp errors, and | ff 1 = Warning |
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| returns 0 - 2. | ff 2 = Error | |
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| 3rd byte | Indicates temperature errors, |
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| and returns 0 - 2. |
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ERST? | Error status query | xxxxxx |
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4th byte | Indicates cover open errors, |
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| and returns 0 or 2. |
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| 5th byte | Indicates filter errors, and |
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| returns 0 - 2. |
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| 6th byte | Indicates other errors, and |
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| returns 0 - 2. |
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LAMP? | Lamp status query | xxxxxx | 1st digit (1 - 5 digits): Lamp runtime |
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2nd digit: 0 = Lamp off, 1 = Lamp on |
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INST? | Input selection list query | 11 12 21 31 32 33 34 |
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NAME? | Projector name query | xxxxx | Returns the name set in [PROJECTOR NAME] of [NETWORK | ||
SETUP]. |
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INF1? | Manufacturer name | Panasonic | Returns manufacturer name. |
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query |
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| EZ770 |
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INF2? | Model name query | EW730 | Returns model name. |
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| EX800 |
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INF0? | Other information | xxxxx | Returns information such as version number. |
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queries |
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CLSS? | Class information query | 1 | Returns class for PJLink. |
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*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.
ff 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/
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