compaq evo notebook n1050v series User Manual

 
Symptom 
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Notebook has short 
operating time when 
on battery. 
Turn down display 
brightness. 
Check timeout settings in 
Power in Control Panel. 
Check power management 
settings in BIOS Setup. Try 
default settings. 
Battery gauge might need 
calibration. Run HP Battery 
Optimizer from Start menu. 
Certain applications can 
cause excess CPU and 
power usage. (User can get 
Intel Power Monitor from 
www.intel.com and...

 
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AC adapter does 
not power 
notebook. 
Try another AC adapter, if 
available. 
AC adapter. 
Motherboard. 
AC adapter cannot be 
repaired, and must be 
replaced. 
Battery indicator is 
inaccurate. 
Time Remaining is an 
estimate based on 
notebook’s power use at that 
moment. It therefore depends 
on current task, and assumes 
power will be used at that 
rate until battery runs out. So 
if notebook is currently...

 
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Display    
Dark display, no 
light. 
Make sure notebook is turned 
on and warmed up. 
Check power supply. 
Make sure SDRAM modules 
are installed properly. 
Adjust display brightness. 
Press Fn+F5 several times. 
Try external monitor. 
Display cable 
connection. 
SDRAM modules. 
CPU module. 
Display assembly. 
Motherboard. 
Check cable connections. 
Replace SDRAM modules. 
Make sure CPU module is 
installed...

 
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Files corrupted. Run virus scan program. 
Check hard disk using Tools 
tab in disk’s Properties sheet. 
Test hard disk drive with 
e-Diagtools diagnostics. 
Back up files if possible, then 
use Recovery CDs to 
reformat hard disk and 
reinstall factory software. 
  
Disk capacity less 
than normal. 
Check partitions using 
Control Panel, Administrative 
Tools, Computer 
Management under Storage. 
Use Recovery...

 
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Region Code error. DVDs contain embedded 
regional codes that prevent 
them from playing outside 
region in which they are sold. 
This error occurs when trying 
to play DVD intended for 
different region. 
Important: Most DVD drives 
allow region code to be 
changed only a limited 
number of times (usually no 
more than four). When this 
limit is reached, last change 
is hard-coded on DVD drive, 
and is...

 
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Touch pad   
General problems. Reset notebook (see  
page 1-21). 
Check settings in Control 
Panel. Make sure touch pad 
is enabled in Mouse 
Properties. 
By default, touch pad is 
disabled if external PS/2 
mouse is connected, Use 
BIOS Setup to check 
settings. 
Avoid touching touch pad 
while booting or resuming. 
Top case. 
Motherboard. 
 
Special touch pad 
features not 
working. 
In Mouse Properties,...

 
Symptom 
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Serial/Parallel/USB    
General problems. Check connections. 
Restart notebook. 
Use troubleshooters in 
Windows Help. 
Check settings in Control 
Panel. 
Check port settings in Device 
Manager. 
Test ports with e-Diagtools 
diagnostics. 
For USB: contact device 
vendor and HP Notebook 
Web site (see page vi) for 
latest USB drivers. 
For USB: if the device is 
powered by the USB port, try 
the other port....

 
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LAN/network    
General problems. Check cables and 
connections. 
Try connecting notebook to 
another network station (if 
applicable). If green light next 
to LAN port does not light, 
LAN cable may not be 
connected to network or 
network may be down. 
Use networking 
troubleshooter in Windows 
Help. 
Check settings in Control 
Panel. 
Make sure LAN cable is 
Category 3, 4, or 5 for 
10Base-T operation, or...

 
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Wireless    
General problems. Check TCP/IP setup in 
Control Panel.  
Check SSID, channel, and 
encryption settings. 
Mini-PCI card. 
Antenna PCAs. 
Motherboard. 
Make sure all cables are 
properly connected to mini-
PCI card and motherboard. 
Check for damaged coaxial 
cables or connectors. 
One-Touch button 
problems 
   
Buttons not working 
properly. 
Make sure correct 
applications are associated 
with...

 
Symptom 
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Notebook pauses or 
runs sluggishly. 
May be normal Windows 
behavior (background 
processing can affect 
response time). 
Certain operations (such as 
virus scanning or file 
browsers) can affect 
performance. 
Press Ctrl+Alt+Del to see if 
an application is not 
responding. 
Restart notebook. 
If hard disk has spun down to 
conserve power, it can take 
several seconds to spin up 
(you can hear this). Use...