Acer X3200 EF9100A Aspire X1200 / X3200 Service Guide - Page 69

POST Error and Beep Codes NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer. Do not replace a non-defective FRU. The error messages in the following table indicate the BIOS signals on the screen and the error symptoms classified by functions. If the symptom is not included on the list, please refer to "Undetermined Problems". NOTE: Most of the error messages occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem with a device, such as the way it has been configured. NOTE: If the system fails after you make changes in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error. POST Code (Hex) CFh C0h C1h C3h C5h 01h 02h 03h 04h 05h 06h 07h 08h 09h 0Ah 0Bh 0Ch 0Dh 0Eh 0Fh 10h 11h POST Routine Description Test CMOS R/W functionality Early chipset initialization T Disable shadow RAM T Disable L2 cache (socket 7 or below) T Program basic chipset registers Detect memory T Auto-detection of DRAM size, type, and ECC T Auto-detection of L2 cache (socket 7 or below) Expand compressed BIOS code to DRAM Call chipset hook to copy BIOS back to E000 and F000 shadow RAM Expand the X group codes locating in physical address 1000:0 Reserved Initial Superio_Earl_Init switch Reserved 1 Blank out screen 2 Clear CMOS error flag Reserved 1 Clear 8042 interface 2 Initialize 8042 self-test 1 Test special keyboard controller for Winbond 977 series Super I/O chips 2 Enabled keyboard interface Reserved 1 Disable PS/2 mouse interface (optional) 2 Auto detect ports for keyboard and mouse followed by a port and interface swap (optional) 3 Reset keyboard for Winbond 977 series Super I/O chops Reserved Reserved Reserved Test F000h segment shadow to see whether it is rewritable or not. If test fails, keep beeping the speaker. Reserved Auto detect flash type to load appropriate flash rewritable codes into the run time area in F000 for ESCD & DMI support. Reserved Chapter 4 61