NEC L51w Projector Users Manual

							54English ...
Appendices
Cabinet Dimensions
43.0/1.69226.0/8.90
174.4/6.87
57.5/2.26
51.0/2.01
23.4/0.92Lens Center
Unit: mm/inch 
						

							55... English
Appendices
Pin Assignments of D-Sub COMPUTER Input 
Connector
Mini D-Sub 15 Pin Connector
123 4 5
11
1213 14 15
6 78 910
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level
Pin No.RGB Signal (Analog)YCbCr Signal
1RedCr
2GreenY
3BlueCb
4Ground
5Ground
6Red GroundCr Ground
7Green GroY Ground
8Blue GroundCb Ground
9No Connection
10Sync Signal Ground
11No Connection
12Bi-directional DATA (SDA)
13Horizontal Sync
14Vertical Sync
15Data Clock 
						

							Power
   No power (POWER indicator does not light blue).      Power cable’s plug is fully inserted into the wall outlet.      No power even though you press and hold the POWER button for a minimum of 1 second.
   Shut down during operation.      Power cable’s plug is fully inserted into the wall outlet.     Power Management is turned off (only models with the Power Management function).
Video and Audio
   No image is displayed from your PC or video equipment to the projector.      Still no image even though you connect the projector to the PC first, then start the PC.     Enabling your notebook PC’s signal output to the projector.   •   A combination of function keys will enable/disable the external display. Usually, the combination of the “Fn” key along with one of the 12 function keys turns the external display on or off.     No image (blue background).     Still no image even though you press the AUTO ADJ. but-ton.     Still no image even though you carry out [RESET] in the projector’s menu.     Signal cable’s plug is fully inserted into the input connector A message appears on the screen.   ( _____________________________________________ )     The source connected to the projector is active and avail-able.     Still no image even though you adjust the brightness and/or the contrast.     Input source’s resolution and frequency are supported by the projector.   Image is too dark.      Remains unchanged even though you adjust the brightness and/or the contrast.   Image is distorted.      Image appears to be trapezoidal (unchanged even though     you carry out the [KEYSTONE] adjustment).
   Parts of the image are lost.      Still unchanged even though you press the AUTO ADJ. button.     Still unchanged even though you carry out [RESET] in the projector’s menu.   Image is shifted in the vertical or horizontal direction.      Horizontal and vertical positions are correctly adjusted on a computer signal.     Input source’s resolution and frequency are supported by the projector.     Some pixels are lost.   Image is flickering.      Still unchanged even though you press the AUTO ADJ. button.     Still unchanged even though you carry out [RESET] in the projector’s menu.     Image shows flickering or color drift on a computer signal.   Image appears blurry or out of focus.      Still unchanged even though you checked the signal’s reso-lution on PC and changed it to projector’s native resolution.     Still unchanged even though you adjusted the focus.   No sound.      Audio cable is correctly connected to the audio input of the projector.     Still unchanged even though you adjusted the volume level.
Other
   Remote control does not work.      No obstacles between the sensor of the projector and the remote control.     Projector is placed near a fluorescent light that can disturb the infrared remote controls.     Batteries are new and are not reversed in installation
   Buttons on the projector cabinet do not work.      [CONTROL PANEL LOCK] is not turned on in the menu.     Still unchanged even though you press and hold the SOURCE button on the cabinet for minimum of 10 seconds.
Troubleshooting Check List
Before contacting your dealer or service personnel, check the following list to be sure repairs are needed also by  referring to the “Troubleshooting” section in your user’s manual. This checklist below will help us solve your  problem more efficiently.* Print the following pages.
Frequency of occurrence  always    sometimes (How often?_______________________)     other (__________________) 
						

							In the space below please describe your problem in detail.
Information on application and environment where your projector is used
Projector
Model number:
Serial No.:
Date of purchase:
Information on input signal:
Horizontal synch frequency [ ] kHz
Vertical synch frequency  [ ] Hz
Synch polarity  H   (+)   (–)
 V   (+)   (–)
Synch type  Separate   Composite
  Sync on Green
STATUS Indicator:
Steady light/Flashing light [ ] cycles
Remote control model number:
Installation environment
Screen size:   inch
Screen type:  White matte   Beads   Polarization
   Wide angle   High contrast
Throw distance:  feet/inch/m
Orientation:  Desktop  Other
Power outlet connection:
  Connected directly to wall outlet
  Connected to power cord extender or other (the number of connected equipment______________)
  Connected to a power cord reel or other (the number of connected equipment______________)
Computer
Manufacturer:
Model number:
Notebook PC  / Desktop  
Native resolution:
Refresh rate:
Video adapter:
Other:
Video equipment
VCR, DVD player, Video camera, Video game or other
Manufacturer:
Model number:
Signal cable
NEC standard or other manufacturer’s cable?
Model number:   Length:  inch/m
Distribution amplifier
Model number:
Switcher
Model number:
Adapter
Model number:
Projector
PC
DVD Player 
						

							TravelCare Guide
TravelCare - a service for international travelers
This product is eligible for “TravelCare”, NEC’s unique international warranty and repair service.
For more information on TravelCare service, visit our website (in English only).
http://www.nec-display.com/dl/en/pj_support/travel_care.html
     
						

							REGISTER YOUR PROJECTOR! (for residents in 
the United States, Canada, and Mexico)
Please take time to register your new projector. This will activate your lim-
ited parts and labor warranty and InstaCare service program.
Visit our web site at www.necdisplay.com, click on support center/register 
product and submit your completed form online.
Upon receipt, we will send a confirmation letter with all the details you will 
need to take advantage of fast, reliable warranty and service programs from 
the industry leader, NEC Display Solutions of America, Inc. 
						

							© NEC Display Solutions, Ltd. 2012 7N951831