Acer Ferrari 1000 Service Guide - Page 99

Beep Code 2-1-2-4 2-1-3-1 2-1-3-2 2-1-3-3 2-1-4-1 2-1-4-3 2-2-1-1 2-2-1-3 2-2-2-1 2-2-2-3 2-2-3-1 2-2-3-3 2-2-4-1 2-3-1-1 2-3-1-3 2-3-2-1 2-3-2-3 Post Code 47h 48h 49h 4Ah 4Ch 4Eh 50h 52h 54h 56h 58h 5Ah 5Ch 60h 62h 64h 66h Description Initialize manager for PCI Options ROMs. Check video configuration against CMOS. Initialize PCI bus and devices. Initialize all video adapters in system. Shadow video BIOS ROM. Display copyright notice. Display CPU type and speed. Test keyboard. Set key click if enabled. Enable keyboard. Test for unexpected interrupts. Display prompt "Press F2 to enter SETUP". Test RAM between 512 and 640K. Test expanded memory. Test extended memory address lines. Jump to UserPatch1. Configure advanced cache registers. What to Check (Recommended) • Treat as an expansion card problem. • Check the serial port(s). • Check the parallel port(s). • Check the main board. • Check the video card. • Make sure the system memory is working properly. • Check the main board. • Treat as an expansion card problem. • Check the serial port(s). • Check the parallel port(s). • Check the main board. • Check the video card. • Make sure the system memory is working properly. • Check the expansion cards. • Check the system memory. • Check the main board. • Check the video card. • Check the main board. • Check the video card. • Check the keyboard. • Check the keyboard controller. • Check the main board. • Check the keyboard. • Check the keyboard controller. • Check the main board. • Check the keyboard. • Check the keyboard controller. • Check the main board. • Treat as an expansion card problem. • Check the main board. • Check the video card. • Check the main board. • Check the system memory. • Check the main board. • Check the system memory. • Check the main board. • Check the system memory. • Check the main board. • Check the main board. • Check the secondary cache. • Check the processor. • Check the main board. Chapter 4 89