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LON-CAPA users can register their clickers within LON-CAPA. To register your clicker, do the following:

  1. Either select Preferences from the dropdown list displayed when you mouseover your name at the top left of the screen or click Main Menu on the Inline Menu and then select Set user preferences in the My Space group

  2. At the Set User Preferences screen, select Register Response Devices ("Clickers").

  3. Type your clicker ID in the text box. Below are instructions on how to find your clicker ID for various clicker models.

  4. Click the

i > clicker: on i > clicker devices, the clicker ID is located on a sticker on the back.

Figure 1: Location of Label on i > clickers

Turning Technology: on Turning Technology devices, the clicker ID is located on a sticker on the back.

Figure 2: Location of Label on Turning Technology clickers

Interwrite RF: on the RF version of the Interwrite clicker, you need to go through a number of steps. When you first switch it on, it will look for a class. Cancel that by pressing the asterisk key.

Figure 3: Interwrite Step 1

Next, enter the menu by pressing the Left key.

Figure 4: Interwrite Step 2

Scroll, using the Down key, to the entry Diagnostics.

Figure 5: Interwrite Step 3

Press the Enter key to enter Diagnostics.

Figure 6: Interwrite Step 4

The clicker ID is listed.

Figure 7: Interwrite Step 5

Interwrite IR: the clicker ID (6 digits) is located on a sticker on the back of the device.

Interwrite Virtual: The clicker ID is the Media Access Control address ("MAC address") of your network card. MAC addresses look like this


or like this


How to locate this depends on your operating system.

Windows Vista

Windows NT / 2000 or XP

Windows 95/98/ME

Macintosh (OS X)

Linux Type /sbin/ifconfig -a and look up the relevant info. For example:

[root@foo bar]# /sbin/ifconfig -a
eth0 Link encap:Ethernet HWaddr 01:23:45:67:89:AB

The number is the HWaddr.