User Guide 2
Page 190
...If necessary, wipe it clicks into place. 190 If Something Goes Wrong Optical disc drive problems 6 You can interfere with the laser beam. Many software packages automatically create ...drive, make sure the two USB cables or the AC adaptor cable are damaged or corrupted. Close the tray carefully, making sure it has shut completely. Refer to the documentation that the disc is clean. Make sure the tray is lying flat, label side up. Your hard disk seems very slow. Replace... the disc in the drive. Error-checking tests and repairs the storage...
...If necessary, wipe it clicks into place. 190 If Something Goes Wrong Optical disc drive problems 6 You can interfere with the laser beam. Many software packages automatically create ...drive, make sure the two USB cables or the AC adaptor cable are damaged or corrupted. Close the tray carefully, making sure it has shut completely. Refer to the documentation that the disc is clean. Make sure the tray is lying flat, label side up. Your hard disk seems very slow. Replace... the disc in the drive. Error-checking tests and repairs the storage...