Compaq Evo n1050v Service Manual - Page 159

Message, Description, I/O device IRQ conflict

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Message Description 02F5: DMA Test Failed ServerBIOS2 test error: Cannot write to extended Direct Memory Access (DMA) registers. 02F6: Software NMI Failed ServerBIOS2 test error: Cannot generate software Non-Maskable Interrupt (NMI). 02F7: Fail-Safe Timer NMI Failed ServerBIOS2 test error: Fail-safe timer takes too long. device Address Conflict Address conflict for the specified device. Allocation Error for: device Run ISA or EISA Configuration Utility to resolve a resource conflict for the specified device. CD ROM Drive CD-ROM drive identified. Entering SETUP ... Starting BIOS Setup. Failing Bits: nnnn Hex number nnnn is a map of the bits at the RAM address that 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 kB successfully tested. nnnn Cache SRAM Passed Where nnnn is the amount of system cache in kB successfully tested. nnnn kB Shadow RAM Passed Where nnnn is the amount of shadow RAM in kB successfully tested. nnnn kB System RAM Passed Where nnnn is the amount of system RAM in kB successfully tested. Operating system not found Operating system cannot be located on drive A: or drive C:. Enter BIOS Setup and see if the hard 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. Parity is a method for checking errors in binary data. A parity error indicates that 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. Press to resume, to Setup, for previous Displayed after any recoverable error message. Press to start the boot process or to enter BIOS 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 (UMB), indicating released segments of the BIOS that can be reclaimed by a virtual memory manager. Video BIOS shadowed Video BIOS copied to shadow RAM. 3-24 Troubleshooting and Diagnostics Service Manual

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Message
Description
02F5: DMA Test Failed
ServerBIOS2 test error: Cannot write to extended Direct Memory Access (DMA) registers.
02F6: Software NMI Failed
ServerBIOS2 test error: Cannot generate software Non-Maskable Interrupt (NMI).
02F7: Fail-Safe Timer NMI Failed
ServerBIOS2 test error: Fail-safe timer takes too long.
device
Address Conflict
Address conflict for the specified device.
Allocation Error for:
device
Run ISA or EISA Configuration Utility to resolve a resource conflict for the specified device.
CD ROM Drive
CD-ROM drive identified.
Entering SETUP ...
Starting BIOS Setup.
Failing Bits:
nnnn
Hex number
nnnn
is a map of the bits at the RAM address that 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 kB successfully tested.
nnnn
Cache SRAM Passed
Where
nnnn
is the amount of system cache in kB successfully tested.
nnnn
kB Shadow RAM Passed
Where
nnnn
is the amount of shadow RAM in kB successfully tested.
nnnn
kB System RAM Passed
Where
nnnn
is the amount of system RAM in kB successfully tested.
Operating system not found
Operating system cannot be located on drive A: or drive C:. Enter BIOS Setup and see if the
hard 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. Parity is a method for checking errors in binary data. A parity error indicates that 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.
Press <F1> to resume, <F2> to Setup, <F3> for previous
Displayed after any recoverable error message. Press <F1> to start the boot process or <F2>
to enter BIOS Setup and change the settings. Press <F3> 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 <F2> 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 (UMB), indicating
released segments of the BIOS that can be reclaimed by a virtual memory manager.
Video BIOS shadowed
Video BIOS copied to shadow RAM.
3-24
Troubleshooting and Diagnostics
Service Manual