Broadcom Corporation BRCM1053 ユーザーズマニュアル

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72 - Frequently asked questions
The keyboard does not respond.
Try attaching an external keyboard to a USB port on the
 computer. If it 
works, contact your dealer or an authorized service center as the internal 
keyboard cable may be loose.
The printer does not work.
Check the following:
• Make sure that the printer is connected to a power outlet and that it is 
turned on.
• Make sure that the printer cable is connected securely to a USB port 
and the corresponding port on the printer.
I want to restore my computer to its original settings without recovery 
CDs.
Note: If your system is the multilingual version, the operating system 
and language you choose when you first turn on the system will be the 
only option for future recovery operations.
This recovery process helps you restore the C: drive with the original 
software content that is installed when you purchased
 
your computer. 
Follow the steps below to rebuild your C: drive.
 
(Your C: drive will be 
reformatted and all data will be erased.) It is important to back up all data 
files before using this option.
Before performing a restore operation, please check the BIOS settings.
1. Check to see if Acer disk-to-disk recovery is enabled or not.
2. Make sure the D2D Recovery setting in Main is Enabled.