Acer TravelMate 6410 TravelMate 6410/6460 Service Guide - Page 93

Beep Code 4-2-4-3 4-3-1-3 4-3-1-4 4-3-2-1 4-3-2-2 4-3-2-3 4-3-2-4 4-3-3-1 4-3-3-2 4-3-3-3 4-3-3-4 4-3-4-1 4-3-4-2 4-3-4-3 Post Code DEh E2h E3h E4h E5h E6h E7h E8h E9h EAh EBh ECh EDh EEh Description Keyboard controller failure. Initialize the chipset. Initialized refresh counter. Check for Forced Flash. Check HW status of ROM. BIOS ROM is OK. Do a complete RAM test. Do OEM initialization. Initialize interrupt controller. Read in bootstrap code. Initialize all vectors. Boot the Flash program. Initialize the boot device. Boot code was read OK. What to Check (Recommended) • Check the keyboard. • Check the keyboard controller. • Check the main board. • Check the main board. • Check the main board. • Check the main board. • Check the main board. • Check the main board. • Check the system memory. • Check the main board. • Check the main board. • Treat as an expansion card problem. • Check the main board. • Check the HDD. • Check the floppy disk drive. • Check the main board. • Treat as an expansion card problem. • Check the main board. • Check the main board. • Check the HDD. • Check the floppy disk drive(s). • Check the main board. • Check the HDD. • Check the floppy disk drive(s). • Check the main board. Chapter 4 87