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Peak 550 User's Guide
The following POST Codes are for all of Compress Version &
Non-Compress Version
POST
(hex)
0B
0C
0D
0E
0F
10
11
12-13
14
15
16
17
19
1A-1D
1E
1F-29
30
BIOS Setup
Description
1. Verify the RTC time is valid or not
2. Detect bad battery
3. Read CMOS data into BIOS stack area
4. PnP initializations including (PnP BIOS only)
-Assign CSN to PnP ISA card
-Create resource map from ESCD
5. Assign IO & Memory for PCI devices (PCI BIOS only)
Initialization of the BIOS Data Area (40 : 00 − 40:FF)
1. Program some of the Chipset's value according to Setup. (Early Setup
Value Program)
2. Measure CPU speed for display & decide the system clock speed
3. Video initialization including Monochrome, CGA, EGA/VGA. If no
display device found, the speaker will beep which consists of one single
long beep followed by two short beeps.
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 Logo (Green BIOS ONLY)
-CPU brand, type & speed
-Test system BIOS checksum(Non-Compress Version only)
DMA channel 0 test
DMA channel 1 test
DMA page registers test
Reserved
Test 8254 Timer 0 Counter 2.
Test 8259 interrupt mask bits for channel 1
Test 8259 interrupt mask bits for channel 2
Reserved
Test 8259 functionality
Reserved
If EISA NVM checksum is good, execute EISA initialization (EISA BIOS
only)
Reserved
Detect Base Memory & Extended Memory Size
4-
48
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