Compaq 18XL390 Maintenance & Service Guide Presario 1800/1800T Series-Mode - Page 66
Power Solutions, Power, Problem, Probable Cause, Solutions
UPC - 720591463649
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Presario 1800/1800T Series Models: XL280, XL380, XL381, and XL390 Power Solutions Some causes and solutions for power problems are listed in the following table. See also Battery Pack/Gauge Solutions in this chapter. Problem Notebook will not turn on and the battery pack is not inserted. Notebook turned off while it was left unattended and the Power ª icon is off. Power Probable Cause Notebook is not connected to a power source. Power cords to the external power source are unplugged. Power adapter is defective. System initiated Hibernation after a preset timeout. System initiated Hibernation due to a critical low-battery condition. System board is defective. Solution(s) Insert battery or connect an external power source. Ensure that power cords connecting the Notebook and the external power source are plugged in properly. Replace AC Adapter and restart. Turn on the Notebook. Replace the battery pack with a fully charged battery pack, or connect the Notebook to an external power source. Then turn on the Notebook. Replace the system board. 30 TROUBLESHOOTING PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES