Acer Aspire T680 Aspire T680 and Power FG Service Guide - Page 70

Checkpoint 6Dh 6Eh 6Fh 70h 71h 72h 73h 74h 75h 76h 77h 78h 79h 7Ah 7Bh 7Ch 7Dh 7Eh 7Fh 80h 81h 82h 83h 84h 85h 86h 87h 88h 89h 8Ah Description 1. Assign resources to all ISA PnP devices. 2. Auto assign ports to onboard COM ports if the correspond- ing item in Setup is set to "Auto". Reserved 1. Initialize floppy controller 2. Set up floppy related fields in 40:hardware Reserved Reserved Reserved Reserved Reserved Detech &install all IDE device: HDD, LS120, ZIP, CDROM... (Optional feature) Enter AWDFLASH.EXE if: - AWDFLASH.EXE is found in floppy drive. - ALT+F2 is prrssed. Detect serial ports & parallel ports Reserved Reserved Detect & install co-processor Reserved Init HDD write protect Reserved Reserved Switch back to text mode if full screen logo is supported. - If errors occur, report errors & wait for keys - If no errors occur or F1 key is pressed to continue: Clear EPA or customization logo. Reserved Reserved 1. Call chipset power management hook. 2. Recover the text fond used by EPA logo (not for full screen logo). 3. If password is set, ask for password. Save all data in stack back to CMOS Initialize ISA PnP boot devices 1. USB final initialization 2. Switch screen back to text mode Reserved NET PC: Build SYSID structure Reserved 1. Assign IRQs to PCI devices. 2. Set up ACPI table at top of the memory. Reserved Chapter 4 63