Toshiba Satellite C655-S5514 User Guide - Page 174

174 If Something Goes Wrong Optical disc drive problems 4 Click the Tools tab. 5 Click the Check now... button. The Check Disk box appears. 6 You can choose one or both options: ❖ Automatically fix file system errors ❖ Scan for and attempt recovery of bad sectors 7 Click Start. Error-checking tests and repairs the storage drive. Your hard disk seems very slow. If you have been using your computer for a long time, your files may have become fragmented. Run Disk Defragmenter. To do this, click Start, All Programs, Accessories, System Tools, and then Disk Defragmenter. After it opens, click Defragment disk. Your data files are damaged or corrupted. Refer to your software documentation for file recovery procedures. Many software packages automatically create backup files. You may also be able to recover lost data using utility software. Consult your network administrator. Some programs run correctly but others do not. This is probably a configuration problem. If a program does not run properly, refer to its documentation and check that the hardware configuration meets its needs. Optical disc drive problems You cannot access a disc in the drive. If the optical disc drive is an external drive, make sure the two USB cables or the AC adaptor cable are properly connected to the computer and refer to the documentation that came with your drive. Make sure the tray that holds the optical disc is closed properly. Press gently until it clicks into place. Open the tray and remove the disc. Make sure the tray is clean. Any dirt or foreign object can interfere with the laser beam. Examine the disc to see if it is dirty. If necessary, wipe it with a clean cloth dipped in water or a neutral cleaner. Replace the disc in the tray. Make sure that the disc is lying flat, label side up. Close the tray carefully, making sure it has shut completely.