HP X Class 500/550MHz HP Visualize X-Class 500MHz, 550MHz Technical Reference - Page 126
The following are for boot block in Flash ROM, Checkpoint Code, POST Routine Description
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Page 126 highlights
Tests and Error Messages Order in Which the Tests Are Performed Checkpoint Code A4h A8h AAh ACh AEh B0h B2h B5H B6h B8h B9h BAh BBh BCh BDh BEh BFh C0h C1h C2h C3h C4h E0h E1h POST Routine Description Initialize typematic rate Erase F2 prompt Scan for F2 key stroke Enter SETUP Clear IN POST flag Check for errors POST done - prepare to boot operating system Terminate QuietBoot Check password (optional) Clear global descriptor table Clean up all graphics Initialize DMI parameters Initialize PnP Option ROMs Clear parity checkers Display MultiBoot menu Clear screen optional Check virus and backup reminders Try to boot with INT 19 Initialize POST Error Manager (PEM) Initialize error logging Initialize error display function Initialize system error handling The following are for boot block in Flash ROM Initialize the chipset Initialize the bridge 126 Chapter 5
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