Dell 1908wfp Users Guide

							Solving Problems: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
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Solving Problems
Dell™ 1908WFP Flat Panel Monitor  Users Guide
  Troubleshooting Your  Monitor
   General Problems
  Product Specific  Problems
  Universal Serial  Bus  Specific  Problems
  Dell™ Soundbar Troubleshooting
 
CAUTION:  Before  you begin  any  of  the procedures in this  section, follow the  safety instructions.
Troubleshooting Your Monitor
Self-Test Feature Check (STFC)
Your  monitor provides  a  self-test feature  that  allows  you to  check  whether  your  monitor is functioning properly. If  your  monitor and  computer  are properly  connected but the monitor screen
remains  dark,  run  the monitor self-test by performing the following steps:
1.  Turn off both  your  computer  and  monitor.
2 .  Unplug  the video  cable  from  the back  of the computer. To ensure proper Self-Test operation, remove both  Digital (white  connector) and  the Analog  (blue connector) cables from  the
back  of computer.
3 .  Turn on the monitor.
The  floating  Dell  Self-test Feature Check dialog  box should appear on-screen on a  black  background if the monitor cannot sense a  video  signal  and  is working correctly.
While  in self-test mode, the power LED remains  green. Also, depending upon the selected input,  one  of the dialogs  shown below  will continuously scroll through the
screen.   
or
  or    
4.  This box also  appears during normal  system  operation  if the video  cable  becomes  disconnected or damaged.
5 .  Turn off your  monitor and  reconnect  the video  cable, then  turn  on both  your  computer  and  the monitor.
If  your  monitor screen remains  blank after you use the previous  procedure, check  your  video  controller  and  computer  system; your  monitor is functioning properly.
 
						

							Solving Problems: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
OSD Warning  Messages
One  of the following warning  messages may appear on the screen indicating  that  the monitor is out of synchronization.
or
  or    
 
This means that  the monitor cannot synchronize with the signal  that  it  is receiving from  the computer. Either the signal  is too  high or too  low  for the monitor to  use.  See  Monitor
Specifications for the Horizontal  and  Vertical frequency ranges addressable  by this monitor.  Recommended  mode is 1440 X  900 @ 60Hz.
Occasionally, no warning  message  appears,  but the screen is blank.  This could also  indicate that  the monitor is not synchronizing with the computer  or that  the monitor is in a  power save
mode.
 
General Problems
The  following table contains  general information  about  common monitor problems you might encounter.
COMMON
SYMPTOMS WHAT  YOU EXPERIENCE
POSSIBLE SOLUTIONS
No  Video/Power LED
off No  picture, monitor is dead
Check connection  integrity at the both  ends of the video  cable, verify that  the monitor and  computer  are plugged
into a  working electrical outlet,  and  that  you have  pressed the power button.
No  Video/Power LED
on No  picture or no brightness
Press  the input select button in the front of the monitor and  ensure the correct input source is selected.Increase brightness & contrast  controls.Perform monitor self-test feature  check.Check for bent or broken pins on the end  of the video  cable.Re
boot your  computer  and  monitor.
Poor Focus Picture  is fuzzy, blurry,  or ghosting
Push Auto Adjust  button.Adjust  Phase and  Clock  controls via OSD.Eliminate video  extension  cables.Perform monitor reset.Lower  video  resolution or increase  font size.
Shaky/Jittery  Video Wavy  picture or fine  movement
Push Auto Adjust  button.
 
						

							Solving Problems: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
Adjust  Phase and  Clock  controls via OSD.Perform monitor reset.Check environmental factors.Relocate and  test in another room.
Missing  Pixels LCD  screen has  spots
Cycle  power on-off.These are pixels that  are permanently  off and  this is a  natural defect that  occurs in LCD  technology.
Brightness Problems Picture  too  dim or too  bright
Perform monitor reset.Push Auto Adjust  button.Adjust  brightness & contrast  controls.
Geometric Distortion Screen not centered correctly
Perform monitor reset on Position Settings Only.Push Auto Adjust  button.Adjust  the centering  controls.Ensure  monitor is in proper video  mode.
Horizontal/Vertical
Lines Screen has  one  or more  lines
Perform monitor reset.Push Auto Adjust  button.Adjust  Phase and  Clock  controls via OSD.Perform monitor self-test feature  check  and  determine  if these lines are also  in self-test mode.Check for bent or broken pins.
Sync  Problems Screen is scrambled or appears torn
Perform monitor reset.Push Auto Adjust  button.Adjust  Phase and  Clock  controls via OSD.Perform monitor self-test feature  check  to  determine  if scrambled screen appears in self-test mode.Check for bent or broken pins.Boot up  in the safe  mode.
LCD  Scratched Screen has  scratches or smudges
Turn monitor off and  clean the screen.For  cleaning instruction,  see  Caring  for your  Monitor. 
Safety Related  IssuesVisible signs of smoke or sparksDo not perform  any troubleshooting  steps.Monitor needs to  be replaced.
Intermittent Problems Monitor malfunctions on and  off
Ensure  monitor is in proper video  mode.Ensure  video  cable  connection  to  computer  and  to  the flat panel is secure.Perform monitor reset.Perform monitor self-test feature  check  to  determine  if the intermittent problem occurs in self-test mode.
Image Retention  (from
a  static image)  Faint Shadow from  the static image
displayed appears on the screen
            
Use  the Power Management feature  to  turn  off the monitor at all times  when  not in use.  Alternatively,  use a
dynamically changing screensaver  left  on the monitor for a  long period of time.
Product Specific Problems
SPECIFIC SYMPTOMS WHAT  YOU EXPERIENCE POSSIBLE SOLUTIONS
Screen image is too  small Image is centered on screen, but does  not fill  entire
viewing area.
Perform monitor reset on All  Settings.
Cannot adjust  the monitor with the buttons on the
front panel OSD does  not appear on the screen.
Turn off the monitor,  unplug  the power cord  and  then  plug back  and
turn  on the monitor.
 
						

							Solving Problems: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
Universal Serial Bus (USB) Specific Probelms
SPECIFIC SYMPTOMSWHAT  YOU EXPERIENCE POSSIBLE SOLUTIONS
USB  interface is not working USB  peripherals  are not working.
Check that  your  monitor is turned ON.Reconnect  the upstream  cable  to  your computer.Reconnect  the  USB  peripherals  (downstream connector).Switch off and  then  turn  on the monitor again.
High  Speed USB  2.0 interface is slow High  Speed USB  2.0 peripherals  working slowly  or not at all.
Check that  your  computer  is USB  2.0 capable.Verify  USB  2.0 source on your  computer.Reconnect  the upstream  cable  to  your computer.Reconnect  the  USB  peripherals  (downstream connector).
Troubleshooting the Dell™ Soundbar
COMMON
SYMPTOMS WHAT  YOU EXPERIENCE
POSSIBLE SOLUTIONS
No  Sound No  power to  Soundbar - the power
indicator  is off.  
(built-in DC power supply. i.e.  1905FP
)
Turn the Power/Volume  knob on the Soundbar clockwise to  the middle  position; check  if the power indicator  (green LED)
on the front of the Soundbar is illuminated.
Confirm that  the power cable  from  the Soundbar is plugged into the monitor.Confirm that  the monitor has  power.If  the monitor has  no power,  see  Troubleshooting your  monitor for monitor common problem.
No  Sound Soundbar has  power - power indicator
is on.
Plug the audio line -in cable  into the computers audio out jack.Set  all Windows volume  controls to  their maximum.Play some  audio content  on the computer  (i.e. audio CD, or MP3).Turn the Power/Volume  knob on the Soundbar clockwise to  a  higher  volume  setting.Clean and  reseat the audio line -in plug.Test the Soundbar using  another audio source (i.e. portable CD player).
Distorted  Sound Computers sound  card  is used as the
audio source.
Clear  any obstructions between  the Soundbar and  the user.Confirm that  the audio line -in plug is completely inserted into the jack of the sound  card.Set  all Windows volume  controls to  their midpoints.Decrease the volume  of the audio application.Turn the Power/Volume  knob on the Soundbar counter-clockwise to  a  lower volume  setting.Clean and  reseat the audio line -in plug.Troubleshoot the computers sound  card.Test the Soundbar using  another audio source (i.e. portable CD player).
Distorted  Sound Other  audio source is used.
Clear  any obstructions between  the Soundbar and  the user.Confirm that  the audio line -in plug is completely inserted into the jack of the audio source.Decrease the volume  of the audio source.Turn the Power/Volume  knob on the Soundbar counter-clockwise to  a  lower volume  setting.Clean and  reseat the audio line -in plug.
Unbalanced  Sound
Output Sound  from  only  one  side  of
Soundbar
Clear  any obstructions between  the Soundbar and  the user.Confirm that  the audio line -in plug is completely inserted into the jack of the sound  card  or audio source.Set  all Windows audio balance  controls (L -R) to  their midpoints.Clean and  reseat the audio line -in plug.Troubleshoot the computers sound  card.Test the Soundbar using  another audio source (i.e. portable CD player).
 
						

							Solving Problems: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
Low VolumeVolume  is too  low. Clear  any obstructions between  the Soundbar and  the user.Turn the Power/Volume  knob on the Soundbar clockwise to  the maximum  volume  setting.Set  all Windows volume  controls to  their maximum.Increase the volume  of the audio application.Test the Soundbar using  another audio source (i.e. portable CD player).
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							Appendix: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/appendx.htm[10/31/2012 11:34:38 AM]
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Appendix
Dell™ 1908WFP Flat Panel Monitor  Users Guide
  Safety Instructions
  FCC Notice (U.S.  Only) and  Other  Regulatory  Information
  Contacting Dell
  Your  Monitor Setup  Guide
 
CAUTION: Safety Instructions
For  safety instructions,refer  to  your  Product Information  Guide.
 
FCC Notice (U.S. Only) and Other Regulatory Information
FCC Class  B
This equipment  generates,  uses, and  can  radiate  radio  frequency energy and, if not installed  and  used in accordance with the manufacturer’s instruction manual, may cause interference
with radio  and  television  reception. This equipment  has  been  tested and  found  to  comply  with the limits for a  Class  B  digital device pursuant to  Part  15  of the FCC Rules.
This device complies with Part  15  of the FCC Rules. Operation  is subject to  the following two conditions:
1. This device may not cause harmful interference.
2. This device must  accept  any interference received,  including interference that  may cause undesired  operation.
NOTICE:  The FCC  regulations provide that changes or  modifications  not  expressly approved  by  Dell  Inc. could  void your authority  to operate  this  equipment.
These limits are designed to  provide reasonable protection against harmful interference in a  residential installation.  However,  there is no guarantee  that  interference will not occur in a
particular  installation.  If  this equipment  does  cause harmful interference with radio  or television  reception, which can  be determined by turning the equipment  off and  on,  you are
encouraged  to  try to  correct the interference by one  or more  of the following measures:
Reorient the receiving antenna.Relocate the system  with respect  to  the receiver.Move the system  away  from  the receiver.Plug the system  into a  different outlet so that  the system  and  the receiver  are on different branch  circuits.
If  necessary, consult a  representative  of Dell Inc.  or an experienced radio/television technician for additional suggestions.
 
The  following information  is provided  on the device or devices covered in this document in compliance with the FCC regulations:
Product name:1908WFP
Model  number:1908WFPf
Company name:   Dell Inc.
Worldwide Regulatory  Compliance & Environmental  Affairs
One  Dell Way
Round  Rock,TX 78682  USA  512-338-4400
 
						

							Appendix: Dell 1908WFP Flat Panel Monitor Users Guide
file:///T|/htdocs/monitors/1908WFP/en/ug/appendx.htm[10/31/2012 11:34:38 AM]
Contacting Dell
For  customers  in the United  States, call  800-WWW-DELL  (800 -999-3355).
  NOTE:  If you do not  have  an active Internet connection,  you can find  contact information on your purchase invoice,  packing slip,  bill,  or  Dell  product  catalog.
Dell provides  several  online  and  telephone-based support and  service  options.  Availability varies  by country and  product,  and  more  services may not be available  in your  area.  To
contact  Dell for sales, technical  support,  or customer  service  issues:
1  Visist   support.dell.com
2  Verify  your  country or region in the  Choose A  Country/Region drop -down  menu  at the bottom  of the page.
3  Click   Contact Us  on the left  side  of the page.
4  Select the appropriate service  or support link  based on your  need.
5  Choose the method of contating  Dell that  is convenient for you.
Your Monitor Setup Guide
To view  PDF  files  (files with an extension  of  .pdf), click  the document title. To save PDF  files  (files with an extension  of  .pdf) to  your  hard drive, right -click  the document title, click
Save  Target As  in Microsoft® Internet  Explorer  or  Save  Link  As in Netscape  Navigator, and  then  specify a  location on your  hard drive  to  which you want  to  save the files.
Your  Monitor Setup  Guide
  (.pdf )  (2.27 MB)
NOTE: PDF  files  require,  which can  be downloaded  from  the Adobe website at  www.adobe.com.
To view  a  PDF  file,  launch Acrobat  Reader. Then click   File®Open   and  select the PDF  file.
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506280006400R(A)HD(DELL P/N: PT571 Rev. A00)