Compaq Presario 2410 ES, Руководство по обслуживанию и ремонту

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Compaq.com - Compaq Presario Maintenance and Service Guide - 2250, 2410 ES, 2510, and 4240 ES Series
United States December 10, 2002
Maintenance & Service Guide
Presario 2250 Series
2510, 2410 ES & 4240 ES Personal Computers
Home | Preface | Product Description | Troubleshooting | Illustrated Parts |
Removal & Replacement
Jumpers & Switches | Specifications | Connector Pins | Power Cord Requirements
POST Error Messages
An error message displays if the POST encounters a problem. This test
automatically runs each time the system is turned on, checking assemblies
within the computer and reporting any errors found.
Click on an item for explanations of the error codes and a recommended
course of action.
Error Code Message Samples
Diskette Drive A or B
Error Failing Bits nnn Fixed Disk Controller
Failure
Extended RAM failed at
offset nnn Fixed Disk 0 or 1 Failure Incorrect Drive A Type
Invalid NVRAM Media
Type Keyboard Controller
Error Keyboard Error
Operating System Not
Found Parity Check 1 Parity Check 2
Real Time Clock Error System Battery is Dead System BIOS Shadowed
System Cache Error System CMOS
Checksum Bad System RAM Failed at
Offset, nnn
System Timer Error UMB Upper Limit
Segment Address nnn Video BIOS Shadowed
Diskette Drive A or B Error
Probable Cause Recommended
Action
Drive A: is present, but fails the BIOS POST
diskette tests
1. Run Setup.
2. Replace the signal
cables.
3. Replace the drive.
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Extended RAM failed at offset nnn
Probable Cause Recommended
Action
Extended memory not working or not configured
properly
1. Replace the
memory modules.
2. Replace the
system board.
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Failing Bits nnn
Probable Cause Recommended
Action
nnn is a map of the bits at the RAM address which
failed the memory test
1. Run Setup.
2. Replace the
system board.
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Fixed Disk 0 or 1 Failure
Probable Cause Recommended
Action
Hard drive is not working or configured properly 1. Run Setup.
2. Replace the signal
cable.
3. Replace the hard
drive.
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Fixed Disk Controller Failure
Probable Cause Recommended
Action
Hard drive is not working or configured properly 1. Run Setup.
2. Replace the
system board.
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Incorrect Drive A Type
Probable Cause Recommended
Action
Type of diskette drive A: not correctly identified 1. Run Setup.
2. Replace the
diskette drive.
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Invalid NVRAM Media Type
Probable Cause Recommended
Action
Problem with NVRAM (CMOS) access Replace the system
board.
Back to Top
Keyboard Controller Error
Probable Cause Recommended
Action
Keyboard, I/O keyboard controller
(on system board) or mouse error
1. Replace the
keyboard.
2. Replace the
mouse.
3. Replace the
system board.
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Keyboard Error
Probable Cause Recommended
Action
Keyboard, I/O keyboard controller
(on system board) or mouse error
1. Replace the
keyboard.
2. Replace the
mouse.
3. Replace the
system board.
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Operating System Not Found
Probable Cause Recommended
Action
Operating system cannot be located on
either drive A: or C:
Run Setup.
Back to Top
Parity Check 1
Probable Cause Recommended
Action
Parity error found in the system bus 1. Run Setup.
2. Replace the
memory modules.
3. Replace the
system board.
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Parity Check 2
Probable Cause Recommended
Action
Parity error found in the I/O bus 1. Run Setup.
2. Replace the ISA
board (modem).
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Real Time Clock Error
Probable Cause Recommended
Action
Real-time clock fails BIOS test Replace the system
board.
Back to Top
System Battery is Dead
Probable Cause Recommended
Action
RTC battery is dead 1. Replace the RTC
battery.
2. Run Setup.
Back to Top
System BIOS Shadowed
Probable Cause Recommended
Action
System BIOS copied to Shadow RAM Replace the system
board.
Status message only;
no action required.
Back to Top
System Cache Error
Probable Cause Recommended
Action
RAM cache failed the BIOS test Run Setup.
Back to Top
System CMOS Checksum Bad
Probable Cause Recommended
Action
CMOS is corrupted or modified incorrectly Run Setup.
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System RAM Failed at Offset, nnn
Probable Cause Recommended
Action
System RAM failed Replace memory
modules.
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System Timer Error
Probable Cause Recommended
Action
DMA, timers, etc. Replace the system
board.
Back to Top
UMB Upper Limit Segment Address nnn
Probable Cause Recommended
Action
Displays the address nnn of the upper limit
of Upper Memory Blocks, indicating released
segments of the BIOS
Run Setup.
Status message only;
no action required.
Back to Top
Video BIOS Shadowed
Probable Cause Recommended
Action
Video BIOS successfully copied to shadow RAM Run Setup.
Status message only;
no action required.
Back to Top
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