Chapter 5 Use of Serial Port

Use of telnet

You can control the external equipment connected to the serial port on the Network Unit 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 control the external equipment.

Preparation

1 Disconnect the AC plug from the outlet 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 Serial Port setting sub menu in the Initial Setting main menu with the web browser. Dispaly the setteing pallet by clicking any of the

items on the serial port setting page.(p.62).

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 pro- jector set as follows:

Control

Baud rate

19200

Parity

None

Stop bit

1

Flow control

None

Data length

8

Serial control

External

Port number

23

(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]

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* Use the IP address assigned to the projector

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Sanyo POA-PN40 owner manual Use of telnet, Preparation