Acer Power ST Aspire T300 Service Guide - Page 61

Checkpoint 69h 6Ah 6Bh 6Ch 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 Description Turn on L2 cache Reserved Program chipset registers according to items described in Setup & Auto-configuration table Reserved 1. Assign resources to all ISA PnP devices. 2. Auto assign ports to onboard COM ports if the corre- sponding 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 Chapter 4 55