Dell Latitude D531 (Mid 2007) - Manual (Page 88)

88 Troubleshooting
them.
M
E MO RY O D D / E V E N L O G I C F A I L U R E A T A D D R ES S , R E A D V A L U E E XP E C T I N G V A L U E — A memory module may be
faulty or improperly seated. Reinstall the memory modules (see "Memory" on page 116) and, if necessary, replace
them.
M
E MO RY W RI TE / R E A D F A I L U R E A T A D D R E S S , RE AD VA LUE E X PE C T I N G VAL U E — A memory module may be
faulty or improperly seated. Reinstall the memory modules (see "Memory" on page 116) and, if necessary, replace
them.
N
O B O O T D E V I C E A V A I L A B L E — The computer cannot find the hard drive. If the hard drive is your boot device,
ensure that the drive is installed, properly seated, and partitioned as a boot device.
N
O B O O T S E CT O R O N H A R D D R I V E — The operating system may be corrupted. Contact Dell (see "Contacting Dell"
on page 138).
N
O T I M E R T I C K I N T E R RU P T — A chip on the system board may be malfunctioning. Run the System Set tests in the
Dell Diagnostics (see "Dell Diagnostics" on page 79).
N
O T E N O U G H M E M O R Y O R RE S OUR CE S . E X I T S O M E P R O G R A M S A N D T R Y A G A I N — You have too many programs
open. Close all windows and open the program that you want to use.
O
P E R A T I N G S YST E M N O T F O U N D — Reinstall the hard drive (see "Hard Drive" on page 113). If the problem
persists, contact Dell (see "Contacting Dell" on page 138).
O
P T I O N A L ROM B A D CH E CK SU M — The optional ROM apparently failed. Contact Dell (see "Contacting Dell" on
page 138).
A
RE QU IR ED .DLL F I L E WA S NO T F O U N D — The program that you are trying to open is missing an essential file.
Remove and then reinstall the program.
1 Click Start→ Control Panel→ Add or Remove Programs.
2 Select the program you want to remove.
3 Click Remove or Change/Remove and follow the prompts on the screen.
4 See the program documentation for installation instructions.
S E C T O R N O T F O U N D — The operating system cannot locate a sector on the hard drive. You may have a defective
sector or corrupted FAT on the hard drive. Run the Microsoft Windows error-checking utility to check the file
structure on the hard drive. See the Help and Support Center for instructions. To access the Help and Support
Center, click Start or → Help and Support. If a large number of sectors are defective, back up the data (if
possible), and then reformat the hard drive.
S
E E K E RR O R — The operating system cannot find a specific track on the hard drive.
S HU TD OWN FAIL URE — A chip on the system board may be malfunctioning. Run the System Set tests in the Dell
Diagnostics (see "Dell Diagnostics" on page 79).
T
I ME - O F - D A Y CL OCK L O ST POW E R — System configuration settings are corrupted. Connect your computer to an
electrical outlet to charge the battery. If the problem persists, try to restore the data by entering the system setup
program (see "System Setup Program" on page 99). Then immediately exit the program. If the message reappears,
contact Dell (see "Contacting Dell" on page 138).
T
I ME - O F - D A Y CL OCK S T O P PE D — The reserve battery that supports the system configuration settings may require
recharging. Connect your computer to an electrical outlet to charge the battery. If the problem persists, contact Dell
(see "Contacting Dell" on page 138).