Error Codes - Prestigio NOBILE 150 Technical & Service Manual

TECHNICAL SERVICE MANUAL

7.3 Error Codes

Following is a list of error codes in sequent display on the PIO debug board.
Code POST Routine Description
10h Some type of lone reset
11h Turn off FAST A20 for POST
12h Signal power on reset
13h Initialize the chipset
14h Search for ISA Bus VGA adapter
15h Reset counter / Timer 1
16h User register config through CMOS
17h Size memory
18h Dispatch to RAM test
19h Check sum the ROM
1Ah Reset PIC's
1Bh Initialize video adapter(s)
1Ch Initialize video (6845Regs)
1Dh Initialize color adapter
1Eh Initialize monochrome adapter
1Fh Test 8237A page registers
Code POST Routine Description
20h Test keyboard
21h Test keyboard controller
22h Check if CMOS RAM valid
23h Test battery fail & CMOS X-SUM
24h Test the DMA controller
25h Initialize 8237A controller
26h Initialize int vectors
27h RAM quick sizing
28h Protected mode entered safely
29h RAM test completed
2Ah Protected mode exit successful
2Bh Setup shadow
2Ch Going to initialize video
2Dh Search for monochrome adapter
2Eh Search for color adapter
2Fh Sign on messages displayed
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Prestigio Nobile 150