Lenovo ThinkPad T420 4236 User Manual page 226

5. Click Properties.
6. Click the Change settings button. If you are prompted for an administrator password or confirmation,
type the password or provide confirmation.
7. Click the Modem tab.
8. Clear the Wait for dial tone before dialing check box.
9. Click the Advanced tab.
10. Click the Change Default Preferences button.
11. For Data Protocol, select Disabled.
12. For Compression, select Disabled.
13. Click OK to close the window.
14. Click OK to close the window.
15. Click the Dialing Rules tab.
16. Click the Edit button.
17. Type the required information in each text box, and then click either Tone or Pulse.
18. Click OK to close the window.
19. Click OK to close the window.
For Windows XP:
1. Click Start.
2. Click Control Panel ➙ Printers and Other Hardware.
3. Click Phone and Modem Options.
4. Click the Modems tab. The name of the modem installed in your computer is highlighted.
5. Click Properties.
6. Click the Modem tab.
7. Clear the Wait for dial tone before dialing check box.
8. Click the Advanced tab.
9. Click the Change Default Preferences button.
10. For Data Protocol, select Disabled.
11. For compression, select Disabled.
12. Click OK to close the window.
13. Click OK to close the window.
14. Click the Dialing Rules tab.
15. Click the Edit button.
16. Type the required information in each text box, and then click either Tone or Pulse.
17. Click OK to close the window.
18. Click OK to close the window.
Run your modem application again.
• Problem: The Modem on Hold (MoH) function does not work.
Solution: Use a telephone line that has the Call waiting function and the Caller ID function, which each
country or region sets independently.
Connect to an ISP access point that is compatible with the MoH function. Check with your ISP.
To use this function, start the MoH application before dialing.
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User Guide