protech PC-550, User Manual, Page: 98 / 106

Appendix C Trouble Shooting
PC-550 USER
′
S MANUAL
Page: C-6
0E :
1. Initialize the APIC (Multi-Processor BIOS only).
2. Test video RAM (If Monochrome display device found).
3. Show messages including :
-Award Logo, Copyright string, BIOS Date code & Part No.
-OEM
specific sign on messages.
-Energy Star Loge (Green BIOS only).
-CPU
brand, type & speed.
-Test system BIOS checksum (Non-compress Version only).
0F :
DMA channel 0 test.
10 :
DMA channel 1 test.
11 :
DMA page registers test.
14 :
Test 8254 Timer 0 Counter2.
15 :
Test 8259 interrupt mask bits for channel 1.
16 :
Test 8259 interrupt mask bits for channel 2.
19 :
Test 8259 functionality.
30 :
Detect Base Memory & Extended Memory Size.
31 :
1. Test Base Memory from 256K to 640K.
2. Test Extended Memory from 1M to the top of memory.
32 :
1.Display the Award Plug & Play BIOS Extension message (PnP BIOS only).
2.Program all onboard super I/O chips (if any) including COM ports, LPT
ports, FDD port....according to setup value.
3C :
Set flag to allow users to enter CMOS Setup Utility.
3D :
1 Initialize Keyboard.
2 Install PS2 mouse.