Toshiba Qosmio X500 PQX33C-06602D Users Manual Canada; English - Page 188
Sound system, Monitor, Modem
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Troubleshooting Sound system Refer also to documentation for your audio devices. Problem Procedure No sound is heard Check the software volume settings. Make sure the headphone connection is secure. If problems persist, contact your dealer. Monitor Refer also to Chapter 8, Optional Devices, and to your monitor's documentation. Problem Monitor does not turn on No display Display error occurs Procedure Make sure that the external monitor's power switch is on. Confirm that the external monitor's power cable is plugged into a working power outlet. Try adjusting the contrast and brightness controls on the external monitor. Press hot keys Fn + F5 to change the display priority and make sure it is not set for the internal display. Check that the cable connecting the external monitor to the computer is attached firmly. If problems persist, contact your dealer. Modem Problem Procedure Communication Make sure the computer's internal modem software can't initialize settings are correct. Refer to Phone and Modem modem Properties in the Control Panel. You can hear a dial tone If the call is going through a PBX machine, make but can't make a call sure the communication application's tone dial detection feature is disabled. You can also use the ATX command. You place a call, but a Make sure the settings are correct in your connection can't be communications application. made User's Manual 9-15