
Connecting Pin Assignments (Continued)
HDMI Terminal Pin No. | Name | Pin No. | Name | Pin No. | Name | |||
1 | 19 | 1. | TMDS Data2+ | 8. | TMDS Data0 Shield | 14. | Reserved | |
2. | TMDS Data2 Shield | 9. | TMDS Data0- | 15. | SCL | |||
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| 3. | TMDS Data2- | 10. | TMDS Clock+ | 16. | SDA |
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| 4. | TMDS Data1+ | 11. | TMDS Clock Shield | 17. | DDC/CEC Ground |
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| 5. | TMDS Data1 Shield | 12. | TMDS Clock- | 18. | +5V Power |
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| 6. | TMDS Data1- | 13. | CEC | 19. | Hot Plug Detect |
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| 7. | TMDS Data0+ |
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2 | 18 |
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RS-232C Specifications and Command Settings
Computer 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 | Parity bit: None |
Baud rate: * 9,600 bps/115,200 bps | Stop bit: 1 bit |
Data length: 8 bits | Flow control: None |
* Set the projector's baud rate to the same rate as used by the computer.
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
Return code (0DH)
| Command | Parameter | ||||
Response |
| Normal response | ||||
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code format |
| O | K |
| Return code (0DH) |
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Problem response
(communication error or incorrect command)
E R R 
Return code (0DH)
Info
•When controlling the projector using
•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.
Computer
P O W R _ _ _ 1
→ Projector
← O K
CONTROL CONTENTS | COMMAND | PARAMETER | RETURN | |||||||
Power Off | P | O | W | R | _ | _ | _ | 0 | OK or ERR | |
Power On | P | O | W | R | _ | _ | _ | 1 | OK or ERR | |
INPUT 1 (Video1 : Component1) | I | V | E | D | _ | _ | _ | 1 | OK or ERR | |
INPUT 2 (Video2 : Component2) | I | V | E | D | _ | _ | _ | 2 | OK or ERR | |
INPUT 3 | (Video3 : | I | V | E | D | _ | _ | _ | 3 | OK or ERR |
INPUT 4 | (Video4 : Video) | I | V | E | D | _ | _ | _ | 4 | OK or ERR |
INPUT 5 | (RGB1 : RGB/Component) | I | R | G | B | _ | _ | _ | 1 | OK or ERR |
INPUT 6 | (RGB2 : RGB/Component) | I | R | G | B | _ | _ | _ | 2 | OK or ERR |
Note
•If an underbar (_) appears in the parameter column, enter a space.
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