CHAPTER 4: Troubleshooting40• Reinstall the printer driver. See your printer’suser guide for instructions.• Wait until files have been printed before sendingadditional files to the printer.• If you print large files or many files at one time,you may want to add additional memory to theprinter. See the printer documentation forinstructions on adding additional memory.• Contact your printer manufacturer’s technicalsupport.Optical discsOptical discs include CDs, DVDs, and Blu-ray discs.The computer does not recognize a disc or the discdrive• Make sure that the disc label is facing up, andmake sure that the disc is clean and free fromlarge scratches.• Update the device driver.• Your computer may be experiencing sometemporary memory problems. Restart yourcomputer.An audio disc does not produce sound• Make sure that the Windows volume controls areturned up (and mute is turned off) and that anyattached speakers are turned on and connectedcorrectly.• Make sure that the disc is label side up, and makesure that the disc is clean and free from largescratches.A movie disc will not play• Make sure that the disc is label side up, and makesure that the disc is clean and free from largescratches.HelpFor more information about printer troubleshooting, clickStart, then click Help and Support. Type printer troubleshooter inthe Search Help box, then press E NTER .