HP Dc5700 HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition - Page 185

Troubleshooting Without Diagnostics Solving Audio Problems (Continued) Problem Cause Sound does not come out of the speaker or headphones. (continued) Computer is in standby mode. Sound from headphones is not clear or muffled. Computer appears to be locked up while recording audio. Headphones are plugged into the rear audio output connector. The rear audio connector is for powered audio devices and is not designed for headphone use. The hard disk may be full. Line-in, Line-out, headphone, or microphone jacks are not functioning properly. Jacks have been configured in the audio driver or application software. Solution Press the power button to resume from standby mode. Ä When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and any unsaved data will be lost. Plug the headphones into the headphone connector on the front of the computer. Before recording, make sure there is enough free space on the hard disk. You can also try recording the audio file in a compressed format. In the audio driver or application software, reconfigure the jacks or set the jacks to their default values. Solving Printer Problems Solving Printer Problems Problem Cause Printer will not print. Printer is not turned on and online. The correct printer driver for the application are not installed. If you are on a network, you may not have made the connection to the printer. Solution Turn the printer on and make sure it is online. 1. Install the correct printer driver for the application. 2. Try printing using the MS-DOS command: DIR C:\ > [printer port] where [printer port] is the address of the printer being used. If the printer works, reload the printer driver. Make the proper network connections to the printer. Service Reference Guide, dc5700 437804-001 D-21