Lenovo K4450 Notebook - Manual (Page 46)

32 User Guide
You hear a noise from the drive when the CD, DVD, or CD-RW disc is spinning.
If the disc is not correctly loaded on the center pivot of the drive, it might rub against the drive cover and
make a noise. Ensure that the disc is loaded correctly in the drive.
The drive tray does not open even if you press the eject button.
When your computer is not turned on, pressing the eject button does not cause the drive tray to open.
Ensure that the computer is turned on and that the drive connector is firmly connected to the computer.
If the problem persists, you can manually open the drive tray by inserting the end of a straightened paper clip
into the emergency eject hole when the computer is running.
OneKey Recovery Pro program problems
Print these instructions first.
Backup cannot be made.
Ensure that:
• You are using a Windows operating system.
• There is enough space on your hard disk drive to store the backup data.
Fail to restore the system partition to the factory default state.
The cause might be that the partition properties such as the size or the capacity of your system has been
modified.
A password problem
Print these instructions first.
I forgot my password.
Do any of the following:
• If you forget your user password, take your computer to a Lenovo authorized service technician or a
marketing representative to have the password changed.
• If you forget your hard disk drive password, you have to replace the hard disk drive by contacting a
Lenovo authorized service technician or a marketing representative. Proof of purchase is required, and a
fee will be charged for the parts and service.
• If you forget your supervisor password, a Lenovo authorized service technician cannot reset your
password. You have to replace the system board by contacting a Lenovo authorized service technician or a
marketing representative. Proof of purchase is required, and a fee will be charged for the parts and service.
A sound problem
Print these instructions first.
No sound can be heard from the speaker even when the volume is turned up.
Ensure that:
• The mute function is off.
• The headphone jack is not used.
• Speakers are selected as the playback device.