Quick Setup and Getting Started Guide
Page 21
... external device are loose or power Ensure that pins in Computer Setup. USB ports on the computer are unplugged. Ensure that came with other devices. Review the documentation that the device is not turned Turn off the computer, turn on . Table 2 Solving Hardware Installation Problems A new device is not seated or...
... external device are loose or power Ensure that pins in Computer Setup. USB ports on the computer are unplugged. Ensure that came with other devices. Review the documentation that the device is not turned Turn off the computer, turn on . Table 2 Solving Hardware Installation Problems A new device is not seated or...
Service Reference Guide: HP Compaq dx2390 Business PC
Page 27
... computer. Caution should be used to clean debris from under the keys. Rinse well by vacuuming or shaking. When cleaning debris from under the keys, review all rules in General Cleaning Safety Precautions on page 21 before cleaning the keyboard. CAUTION: Canned, pressurized air may be used as the alcohol will...
... computer. Caution should be used to clean debris from under the keys. Rinse well by vacuuming or shaking. When cleaning debris from under the keys, review all rules in General Cleaning Safety Precautions on page 21 before cleaning the keyboard. CAUTION: Canned, pressurized air may be used as the alcohol will...
Service Reference Guide: HP Compaq dx2390 Business PC
Page 92
Computer will not start. Listen for beeps from the computer. If you are using the correct memory modules and to determine possible causes. 3. modules were installed in the upgrade or memory 1. See Interpreting POST Audible Codes on page 87 to verify the proper installation. 2. Review the documentation that came with the system to determine if you still cannot resolve the issue, contact Customer Support. 86 Appendix C Troubleshooting Cause Solution Wrong memory modules were used in the wrong location.
Computer will not start. Listen for beeps from the computer. If you are using the correct memory modules and to determine possible causes. 3. modules were installed in the upgrade or memory 1. See Interpreting POST Audible Codes on page 87 to verify the proper installation. 2. Review the documentation that came with the system to determine if you still cannot resolve the issue, contact Customer Support. 86 Appendix C Troubleshooting Cause Solution Wrong memory modules were used in the wrong location.