3-20 Troubleshooting and Diagnostics HP OmniBook 900 Message Description Entering SETUP... Starting Setup program Failing Bits: nnnn The hex number nnnn is a map of the bits at the RAM address which failed the memory test. Each 1 (one) in the map indicates a failed bit. See errors 230, 231, or 232 above for offset address of the failure in System, Extended, or Shadow memory. Fixed Disk n Fixed disk n (0-3) identified. Invalid System Configuration Data Problem with NVRAM (CMOS) data. I/O device IRQ conflict I/O device IRQ conflict error. PS/2 Mouse Boot Summary Screen: PS/2 Mouse installed. nnnn kB Extended RAM Passed Where nnnn is the amount of RAM in kilobytes successfully tested.
nnnn Cache SRAM Passed Where nnnn is the amount of system cache in kilobytes successfully tested. nnnn kB Shadow RAM Passed Where nnnn is the amount of shadow RAM in kilobytes successfully tested. nnnn kB System RAM Passed Where nnnn is the amount of system RAM in kilobytes successfully tested. Operating system not found Operating system cannot be located on either drive A: or drive C:. Enter Setup and see if fixed disk and drive A: are properly identified. Parity Check 1 nnnn Parity error found in the system bus. BIOS attempts to locate the address and display it on the screen. If it cannot locate the address, it displays ????. Parity is a method for checking errors in binary data.
A parity error indicates that some data has been corrupted. Parity Check 2 nnnn Parity error found in the I/O bus. BIOS attempts to locate the address and display it on the screen. If it cannot locate the address, it displays ????. Press to resume, to Setup, for previous Displayed after any recoverable error message. Press to start the boot process or to enter Setup and change the settings. Press to display the previous screen (usually an initialization error of an Option ROM, such as an add-on card). Write down and follow the information shown on the screen. Press to enter Setup Optional message displayed during POST. PS/2 Mouse: PS/2 mouse identified.
System BIOS shadowed System BIOS copied to shadow RAM. UMB upper limit segment address: nnnn Displays the address nnnn of the upper limit of Upper Memory Blocks, indicating released segments of the BIOS which can be reclaimed by a virtual memory manager. Video BIOS shadowed Video BIOS copied to shadow RAM.