HP Deskpro /M Desktop PC 486/25M Getting Started Evo Desktop Family Evo Workst - Page 16

Basic Troubleshooting Solving Minor Problems You may be able to easily resolve the minor problems described in this section. If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation, contact your Compaq authorized dealer or reseller. Solving Minor Problems Problem Computer will not turn on. Cause Solution Computer is not connected to an external power source. Connect to an external power source. Cables to the external power source are unplugged. Ensure that cables connecting the computer to the external power source are plugged in properly and the wall outlet is active. A defective PCI or ISA card has been installed. Remove any expansion board that was just installed. Drive power, data, or Reseat drive power, data, and power power supply cables may supply cables. not be properly connected. The unit temperature was exceeded. The fan may be blocked. 1. Unit is in an exceedingly hot environment. Let it cool down. 2. Ensure that computer air vents are not blocked and internal fan is running. Contact Compaq authorized reseller or service provider. Power line selector switch on rear of computer chassis is not switched to correct line voltage (115V or 230V) (some models). Select the proper AC voltage using the slide switch. 2-6 Getting Started