Lenovo Z60T User Manual download pdf (Page 43)

Solution:

If you forgot your power-on password, you must take your computer to a

Lenovo authorized servicer or a marketing representative to have the

password canceled.

If you forgot your hard disk password, Lenovo authorized servicer can not

reset your password or recover data from the hard disk. You must take

your computer to a Lenovo authorized servicer or a marketing

representative to have the hard disk drive replaced. Proof of purchase is

required, and a fee will be charged for parts and service.

If you forgot your supervisor password, Lenovo authorized servicer can

not reset your password. You must take your computer to a Lenovo

authorized servicer or a marketing representative to have the system board

replaced. Proof of purchase is required, and a fee will be charged for parts

and service.

A power switch problem

Problem:

The system does not respond, and you cannot turn off the computer.

Solution:

Turn off the computer by pressing and holding the power switch for 4

seconds or more. If the computer is still not reset, remove the ac adapter

and the battery.

Keyboard problems

Problem:

All or some of the keys on the keyboard do not work.

Solution:

If the problem occurred immediately after the computer returned from

standby mode, enter the power-on password if one has been set.

If an external PS/2

keyboard is connected, the numeric keypad on your

computer does not work. Use the numeric keypad on the external

keyboard.

If an external numeric keypad or a mouse is connected:

1. Turn off the computer.

2. Remove the external numeric keypad or the mouse.

3. Turn on the computer and try using the keyboard again.

If the keyboard problem is resolved, carefully reconnect the external

numeric keypad, external keyboard, or mouse, making sure that you have

seated the connectors properly.

If keys on the keyboard still do not work, have the computer serviced.

Solving computer problems

Chapter 2. Solving computer problems 21

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Lenovo Z60T User Manual Page 43