Dell Technology Guide
Page 278
.... STRIKE THE F3 KEY (BEFORE THE F1 OR F2 KEY) IF YOU DO NOT WANT TO SEE POWER WARNING MESSAGES AGAIN. THIS CAN HAPPEN IF THE POWER ADAPTER IS MISSING, THE POWER CORD IS UNPLUGGED, OR THE COMPUTER IS NOT PROPERLY CONNECTED TO THE DOCKING STATION. STRIKE THE F1 KEY TO... setup program and correct the date or time (see "Running the Dell Diagnostics" on page 308). If the problem persists, replace the CMOS battery. YOU SHOULD UNDOCK, REDOCK, ATTACH THE POWER ADAPTER, OR PLUG IN THE POWER CORD. THE AC POWER ADAPTER TYPE CANNOT BE DETERMINED. If the problem persists, replace the ...
.... STRIKE THE F3 KEY (BEFORE THE F1 OR F2 KEY) IF YOU DO NOT WANT TO SEE POWER WARNING MESSAGES AGAIN. THIS CAN HAPPEN IF THE POWER ADAPTER IS MISSING, THE POWER CORD IS UNPLUGGED, OR THE COMPUTER IS NOT PROPERLY CONNECTED TO THE DOCKING STATION. STRIKE THE F1 KEY TO... setup program and correct the date or time (see "Running the Dell Diagnostics" on page 308). If the problem persists, replace the CMOS battery. YOU SHOULD UNDOCK, REDOCK, ATTACH THE POWER ADAPTER, OR PLUG IN THE POWER CORD. THE AC POWER ADAPTER TYPE CANNOT BE DETERMINED. If the problem persists, replace the ...