Computer date and time display is incorrect.
Cause
Solution
NOTE:
Connecting the computer to a live AC outlet
prolongs the life of the RTC battery.
Cursor will not move using the arrow keys on the keypad.
Cause
Solution
The
Num Lock
key may be on.
Press the
Num Lock
key. The Num Lock light should not be on if
you want to use the
arrow
keys. The
Num Lock
key can be
disabled (or enabled) in Computer Setup.
Poor performance is experienced.
Cause
Solution
Processor is hot.
1
.
Make sure airflow to the computer is not blocked. Leave a
10.2-cm (4-inch) clearance on all vented sides of the
computer and above the monitor to permit the required
airflow.
2
.
Make sure fans are connected and working properly
(some fans only operate when needed).
3
.
Make sure the processor heatsink is installed properly.
Hard drive is full.
Transfer data from the hard drive to create more space on the
hard drive.
Low on memory.
Add more memory.
Hard drive fragmented.
Defragment hard drive.
Program previously accessed did not release reserved memory
back to the system.
Restart the computer.
Virus resident on the hard drive.
Run virus protection program.
Too many applications running.
1
.
Close unnecessary applications to free up memory. Some
applications run in the background and can be closed by
right-clicking on their corresponding icons in the task tray.
To prevent these applications from launching at startup, go
to
Start
>
Run
(Microsoft Windows XP) or
Start
>
All
Programs
>
Accessories
>
Run
(Microsoft Windows
Vista) and type
msconfig
. On the
Startup
tab of the
System Configuration Utility, uncheck applications that you
do not want to launch automatically.
CAUTION:
Do not prevent applications from
launching at startup that are required for proper
system operation.
2
.
Add more memory.
86 Appendix
C
Troubleshooting
ENWW
Summary of Contents for Compaq dx2308
Page 1: ...Service Reference Guide HP Compaq dx2300 and dx2308 Business PC ...
Page 4: ...iv About This Book ENWW ...
Page 20: ...12 Chapter 2 Computer Setup F10 Utility ENWW ...
Page 26: ...18 Chapter 3 HP Insight Diagnostics ENWW ...
Page 27: ...4 Desktop Management ENWW 19 ...
Page 44: ...36 Chapter 6 Identifying the Chassis Routine Care and Disassembly Preparation ENWW ...
Page 87: ...12 T M D S Data3 24 T M D S Clock ENWW DVI Connector 79 ...
Page 88: ...80 Appendix A Connector Pin Assignments ENWW ...
Page 101: ...W Web sites BIOS download 21 ROM Flash 21 software support 22 ENWW Index 93 ...
Page 102: ...94 Index ENWW ...