Lenovo Portable Computer User Guide
computer in compliance with the requirements in the guide.
•See if the computer port connected with the electronic device is disabled in BIOS.
•See if the port configuration and electric standard meets the requirements of the device or be compatible with it.
•See if the device can work normally when it is connected with other notebook computers.
•See if a device of other model can work normally when it is connected with your notebook computer. If the
4.2.6 You can not dial-up with the computer.
•See if the telephone cable is well connected to the Modem port on the computer.
•See if you have hung up your telephone and extensions.
•If you are using ISDN, see if the ISDN devices are working well.
•See if your telephone cable is working well and can dial an outside number.
•If you are using an extension line in a hotel or other places, see if it supports
Note: Some telephone cables devices might use different standards from normal cables. This might cause compatibility problem when you want to access internet by
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