Service Guide
Page 67
... as much detail as possible. 2. Obtain the failing symptoms in this chapter are only intended to recreate the failure by running the diagnostic tests or repeating thesame operation. 3. Verify the symptoms by attempting to test Acer products. Refer to "Power System check" and "Beep Codes" to determine which corrective action to perform. Non...
... as much detail as possible. 2. Obtain the failing symptoms in this chapter are only intended to recreate the failure by running the diagnostic tests or repeating thesame operation. 3. Verify the symptoms by attempting to test Acer products. Refer to "Power System check" and "Beep Codes" to determine which corrective action to perform. Non...
Service Guide
Page 70
...Boot Strap Processor (BSP) initialization like microcode update, frequency and other components before memory detection. Verify the boot block checksum. Test base 512KB memory. Bootblock code is uncompressed into memory. BIOS now executes out of checkpoints that show the value of I/O port...if checksum is given to it only displays checkpoints thatoccur after the video card has been activated. NMI is tested. Perform keyboard controller BAT test. Save power-on system configuration.Checkpoints may differ between different platforms based on CPUID value in PCI devices. ...
...Boot Strap Processor (BSP) initialization like microcode update, frequency and other components before memory detection. Verify the boot block checksum. Test base 512KB memory. Bootblock code is uncompressed into memory. BIOS now executes out of checkpoints that show the value of I/O port...if checksum is given to it only displays checkpoints thatoccur after the video card has been activated. NMI is tested. Perform keyboard controller BAT test. Save power-on system configuration.Checkpoints may differ between different platforms based on CPUID value in PCI devices. ...