Chapter 7 Use of Serial Port

Use of Telnet

You can control the equipment connected to the serial port on the network unit and the projector itself by using the telnet application*1 installed on your computer. The following is a control example of external equipment. The telnet application is needed to use commands*2 which controls the external equipment.

Preparation

1 Turn the projector off with the mains switch and connect an external equipment to the serial port with an RS-232C serial cable.

2 Turn on the projector and external equipment.

3 Display the setting page by clicking on Serial Port on the main menu with the web browser. (p.86).

4 Change the serial port setting to be the same communication condition as the connected external equipment and then click Set button.

The following example setting is for our projector communication condition. When controlling our projector set as follows:

Control

Baud rate ..........

19200

Parity ................

NONE

Stop ..................

1

Flow Control ......

NONE

Data ..................

8

Serial Control ....

External

Port ..................

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(For example, in case of using the Telnet application of the Windows XP Professional.)

1 Select Run... submenu from Start menu on the computer. Type “telnet” onto the Open text area on the displayed window and press OK button.

2 The telnet application will start and the following window will be displayed. Type as below to connect the projector.

> open 192.168.1.201 return

* Use the IP address assigned to the projector

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