Acer Aspire 7250 Service Guide
Page 143
.... Visually check the components for the system board in loop mode at a time until failing FRU is inoperative. If the problem remains, replace the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards 4. If no more errors. Perform...
.... Visually check the components for the system board in loop mode at a time until failing FRU is inoperative. If the problem remains, replace the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards 4. If no more errors. Perform...