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216
Solving Problems
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Video and Monitor Problems
Fill out the Diagnostics Checklist as you complete these checks.
If the screen is blank
NOTE:
See the monitor documentation for troubleshooting procedures.
R
E S E A T
THE
M
E MO R Y
M
O D U L E S
—
1
Turn off the computer and devices, disconnect them from electrical outlets,
wait 10 to 20 seconds, and then open the computer cover.
2
Remove and replace the memory module(s).
3
Close the computer cover, reconnect the computer and devices to electrical
outlets, and turn them on.
4
If the RAM count displayed does not correctly match the actual amount of
memory installed in the computer, see "Contacting Dell".
C
HE C K
T H E
M O NI T O R
P O W E R
L IG H T
—
If the power light is off, firmly
press the button to ensure that the monitor is turned on. If the power light is lit
or blinking, the monitor has power. If the power light is blinking, press a key on
the keyboard or move the mouse.
C
HE C K
T H E
M O NI T O R
C A B L E
C O N NE C T IO N
—
Check the connector for
bent or broken pins. (It is normal for monitor cable connectors to have missing
pins.)
T
E S T
THE
EL E CT RI C A L
OU T LE T
—
Ensure that the electrical outlet is
working by testing it with another device, such as a lamp.
S
W AP
T H E
P O W E R
C A B L E S
—
Swap the computer and monitor power
cables to determine if the power cable is defective.
T
E S T
THE
VI D E O
EX T E N S I ON
CA B L E
(
IF
U S E D
) —
If you are using a
video extension cable and removing the cable solves the problem, the cable is
defective.
Содержание Precision Workstation 650
Страница 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell Precision Workstations 450 and 650 User s Guide ...
Страница 3: ......
Страница 4: ......
Страница 14: ...14 Contents ...
Страница 28: ...14 About Your Computer Dell Precision 650 w w w d e l l c o m s u p p o r t d e l l c o m Front View 3 4 2 1 5 ...
Страница 40: ...26 About Your Computer Dell Precision 650 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 41: ...3 S E C T IO N 4 About Your Computer Dell Precision 450 Section TOC ...
Страница 50: ...36 About Your Computer Dell Precision 450 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 82: ...68 Removing and Installing Parts Dell Precision 650 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 83: ...6 S E C T IO N 7 Drives Overview Hard Drive Floppy Drive CD DVD Drive ...
Страница 91: ...Drives 77 IDE SCSI Drive 1 power cable 2 hard drive cable 1 2 ...
Страница 93: ...Drives 79 IDE SCSI Drive 1 tab 2 2 hard drive 1 2 ...
Страница 96: ...82 Drives w w w d e l l c o m s u p p o r t d e l l c o m IDE SCSI Drive ...
Страница 98: ...84 Drives w w w d e l l c o m s u p p o r t d e l l c o m IDE SCSI Drive 1 power cable 2 hard drive cable 1 2 ...
Страница 118: ...104 Removing and Installing Parts Dell Precision 450 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 119: ...9 S E C T I O N 1 0 Opening the Computer Cover ...
Страница 121: ...Opening the Computer Cover 107 Dell Precision 650 1 cover release latch 2 security cable slot 3 padlock ring 3 1 2 ...
Страница 128: ...114 Memory w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 129: ...11 S E C T I O N 1 2 Cards ...
Страница 130: ...116 w w w d e l l c o m s u p p o r t d e l l c o m Cards ...
Страница 139: ...12 S E C T I O N 1 3 Drives Overview Hard Drive Floppy Drive CD DVD Drive ...
Страница 147: ...Drives 133 IDE SCSI Drive 1 hard drive cable 2 power cable 1 2 ...
Страница 149: ...Drives 135 IDE SCSI Drive 1 tab 2 2 hard drive 1 2 ...
Страница 152: ...138 Drives w w w d e l l c o m s u p p o r t d e l l c o m IDE SCSI Drive ...
Страница 172: ...158 Microprocessor Airflow Shroud w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 173: ...14 S E C T I O N 1 5 Microprocessor Installation Guidelines Installing the Microprocessor Removing the Microprocessor ...
Страница 184: ...170 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 185: ...16 S E C T I O N 1 7 Battery ...
Страница 189: ...17 S E C T I O N 1 8 Closing the Computer Cover ...
Страница 192: ...178 Closing the Computer Cover w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 194: ...180 Solving Problems w w w d e l l c o m s u p p o r t d e l l c o m Video and Monitor Problems ...
Страница 253: ...20 S E C T I O N 2 1 Cleaning Your Computer ...
Страница 256: ...242 Cleaning Your Computer w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 260: ...246 Ergonomic Computing Habits w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 282: ...268 Regulatory Notices w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 284: ...270 Regulatory Notices w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 286: ...272 Regulatory Notices w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 287: ...24 S E C T I O N 2 5 Warranty and Return Policy ...
Страница 312: ...298 Getting Help w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 326: ...312 Glossary w w w d e l l c o m s u p p o r t d e l l c o m ...