Dell Technology Guide
Page 278
... S H U T D O W N . - U N S U P P O R T E D M E M O R Y. WARNING: A XXX-W AC ADAPTER HAS BEEN DETECTED, WHICH IS LESS THAN 278 Troubleshooting Run the Dell Diagnostics (see "Entering the System Setup Program" on page 281). YOU SHOULD UNDOCK, REDOCK, ATTACH THE POWER ADAPTER, OR PLUG IN THE POWER CORD. P L E A S E R U N T H E S YS T E M S E T U P P R O G R A M - If the problem persists, replace the CMOS battery. THE SYSTEM CAN ONLY BOOT...
... S H U T D O W N . - U N S U P P O R T E D M E M O R Y. WARNING: A XXX-W AC ADAPTER HAS BEEN DETECTED, WHICH IS LESS THAN 278 Troubleshooting Run the Dell Diagnostics (see "Entering the System Setup Program" on page 281). YOU SHOULD UNDOCK, REDOCK, ATTACH THE POWER ADAPTER, OR PLUG IN THE POWER CORD. P L E A S E R U N T H E S YS T E M S E T U P P R O G R A M - If the problem persists, replace the CMOS battery. THE SYSTEM CAN ONLY BOOT...