RS-232C Specifications and Command Settings
PC control
A computer can be used to control the projector by connecting an
Communication conditions
Set the serial port settings of the computer to match that of the table.
Signal format: Conforms to
Baud rate: 9,600 bps
Data length: 8 bits
Parity bit: None
Stop bit: 1 bit
Flow control: None
Basic format
Commands from the computer are sent in the following order: command, parameter, and return code. After the projector processes the command from the computer, it sends a response code to the computer.
Command format
| C1 C2 | C3 | C4 | P1 | P2 | P3 | P4 |
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| Return code (0DH) |
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| Command | Parameter |
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Response code format |
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Normal response |
| Problem response (communication error or incorrect command) | ||||||||||||||||||
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| O | K |
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| Return code (0DH) |
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| E | R | R |
| Return code (0DH) |
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Info
•When more than one code is being sent, send each command only after the response code for the previous command from the projector is verified.
Commands
Example: When turning on the projector, make the following setting.
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| Computer |
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P | O | W | R | _ | _ |
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| O | K |
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| CONTROL CONTENTS |
| COMMAND PARAMETER |
| RETURN |
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| Power Off (Standby) |
| P O W R _ _ _ 0 | OK or ERR |
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| Power On |
| P O W R _ _ _ 1 | OK or ERR |
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| INPUT1 |
| I | R G B _ _ _ 1 | OK or ERR |
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KEY | INPUT2 |
| I | V E D _ _ _ 1 | OK or ERR |
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INPUT3 |
| I | V E D _ _ _ 2 | OK or ERR |
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CONTROL |
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Lamp Usage Time (hour) |
| T L T T _ _ _ 1 | 0~9999 |
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| Remaining Lamp Life (Percentage) |
| T L T L _ _ _ 1 | 0~100 |
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REMOTE& | Lamp Status |
| T L P S _ _ _ 1 | 0:Off, 1:On, 2:Retry, 3:Waiting, 4:Lamp Error |
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Unit Status |
| T A B N _ _ _ 1 | 4:Filter Cover Err, 8:Lamp Life 5% or less, |
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BUTTONS |
| 0:Normal, 1:Temp High, 2:Fan Err, |
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| 16:Lamp |
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| 64:Temp Abnormally High |
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| Model Name Check |
| T N A M _ _ _ 1 | PROJECTOR NAME |
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| AV Mute Off |
| I M B K _ _ _ 0 | OK or ERR |
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| AV Mute On |
| I M B K _ _ _ 1 | OK or ERR |
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| Auto Sync Start |
| A D J S _ _ _ 1 | OK or ERR |
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Note
•If an underbar (_) appears in the parameter column, enter a space. If an asterisk (*) appears, enter a
value in the range indicated in brackets under CONTROL CONTENTS.
Appendix
-61