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Dell Precision T5400 (Late 2007) User Manual

Page 131

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Troubleshooting Tools

131

A

REQUIRED

.DLL

FILE

WAS

NOT

FOUND

The program that you are trying to open is

missing an essential file. To remove and then reinstall the program:

1

Click the Start button, click Control Panel, and then click Add or Remove

Programs.

2

Select the program you want to remove.

3

Click the Change or Remove Program icon.

4

See the program documentation for installation instructions.

A

LERT

! CPU F

AN

N

OT

D

ETECTED

Ensure that the cooling fan and airflow shroud are

properly installed and working.

A

LERT

! P

REVIOUS

ATTEMPTS

AT

BOOTING

THIS

SYSTEM

HAVE

FAILED

AT

CHECKPOINT

[

nnnn]. F

OR

HELP

IN

RESOLVING

THIS

PROBLEM

,

PLEASE

NOTE

THIS

CHECKPOINT

AND

CONTACT

D

ELL

T

ECHNICAL

S

UPPORT

Contact Dell and report the checkpoint code (nnnn) to the support

technician (see "Contacting Dell" on page 295).

A

LERT

! P

REVIOUS

F

AN

F

AILURES

A

LERT

! P

REVIOUS

P

ROCESSOR

T

HERMAL

F

AILURE

A

LERT

! P

REVIOUS

S

HUTDOWN

D

UE

TO

T

HERMAL

E

VENT

Ensure that nothing is blocking the airflow vents and that all the fans are properly

installed and operating correctly. Also, ensure that the processor heat-sink assembly

is properly installed.

A

LERT

! P

REVIOUS

R

EBOOT

W

AS

D

UE

TO

V

OLTAGE

R

EGULATOR

F

AILURE

Contact Dell for

assistance (see "Contacting Dell" on page 295).

A

LERT

! S

YSTEM

B

ATTERY

V

OLTAGE

IS

L

OW

Replace the battery (see "Battery" on

page 176).

A

LERT

! U

NABLE

TO

I

NITIALIZE

ALL

I

NSTALLED

M

EMORY

A

LERT

! U

NCORRECTABLE

M

EMORY

E

RROR

P

REVIOUSLY

D

ETECTED

IN

DIMM_X/Y —

See "Memory Problems" on page 114.