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How To Use an Infrared Enabled Cell Phone to Connect

By Catherine Roseberry, About.com

It is possible to use an infrared enabled cell phone for a dial-up connection when a landline connection or Wi-Fi connection is not possible for mobile workers. Learn how you can take advantage of the infrared capabilities of your cell phone and laptop.
Difficulty: Average
Time Required: 15 mins.

Here's How:

  1. Turn on infrared connectivity on the cell phone and point it at the infrared port on the laptop.
  2. Configure WinXP to accept the infrared connection - Right-click My Network Places and select Properties.
  3. Click on Select a New Connection.
  4. Select Connect to the Internet, then Next.
  5. Select Set up my connection manually, then Next
  6. Select Connect using a dial-up modem, then Next.
  7. Click on the option Modem - Standard Modem over IR Link #2 (Coms) - (you may get a different COM port number), then click Next.
  8. Create a name for your ISP and then click Next.
  9. Enter the phone number for your ISP for GPRS access, then click Next.
  10. Select My Use Only, then Next.
  11. Enter your ISP user name and password.
  12. A new icon has been added to the Network Connections now.
  13. Double-click on the icon and click the Dial button to connect to the Internet.

Tips:

  1. Remember that your infrared cell phone must be in a straight line of site with the laptop IR port.
  2. Rules regarding cell phone usage while in flight still apply - even if using a cell phone as a modem.
  3. Problem:
    You get the message "Wireless link interrupted - the link has been blocked or the device moved out of range" even when the devices are in proper place.
    Solution:
    1. Right-click on IR icon in tray & select Properties.
    2. Click Hardware & select Properties.
    3. Click Advanced & select IR Transceiver Type property.
    4. Change value to "Vishay TFD"

What You Need:

  • Infrared enabled cell phone
  • Infrared port on laptop
  • If your laptop does not have an infrared port you'll need an IR adapter
  • Adequate space to have both items in a straight line of site arrangement
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