Acer Aspire E1-521 Acer Aspire E1-521 Notebook Service Guide - Page 60

CAUTION: • Do not turn off the computer during the Flash process. • Do not put the system into standby or hibernation mode. • Do not launch other applications. • Do not press the Power button, open/close the lid, dock/undock the system, insert or remove USB, 1394, or PC card. 4. When the update completes, WinFlash will close all AP and restart the system. Winflash Error and Warning Messages • If the AC adapter is not plugged in before Winflash starts, the following message is shown: Figure 2:24. AC Detect Error Message • After executing Winflash, if the AC adapter is not plugged and the battery power is low, the following message is shown: Figure 2:25. Battery Power Warning Message • Check the BIOS ROM file size. If the BIOS ROM file size is different from the ROM part size, the following message is shown: Figure 2:26. BIOS ROM File Size Error Message 2-19 System Utilities