NEC Np901w Projector User Manual

1 7
Np 905
This section should be used when considering the distance to the screen \
and the screen size.
Available projection distances are 0.73 m/29 inches for 21" screen to 10.8 m/424 inches for 300" screen, according 
to the chart.
Using the Chart
Example for 100" screen:
The projection distance is approximately 3.0 m (120") according to the\
 upper chart.
The lower chart shows that the vertical distance between the projector foot and the screen top is approximately 1.35 
m...

1 8
Np 901W
This section should be used when considering the distance to the screen \
and the screen size.
Available projection distances are 0.72 m/28 inches for 20" screen to 11.2 m/440 inches for 300" screen, according 
to the chart.
Using the Chart
Example for 100" screen:
The projection distance is approximately 3.0 m (120") according to the\
 upper chart.
The lower chart shows that the vertical distance between the projector foot and the screen top is approximately 1.3 
m...

1 9
Mini D-Sub 15 Pin Connector
 Pin Assignments of D-Sub COMPUTER 1/2 Input Connector
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level111512141365 43 211079 8
8. Appendix
  p in No.    RGB Signal (Analog)   YCbCr Signal
 
1   Red    
Cr
  2   Green or Sync on Green   
Y
  3   Blue    
Cb
  4   Ground
  5   Ground
  6   Red Ground   
Cr Ground
  7   Green Ground   
Y Ground
  8   Blue Ground   
Cb Ground
  9   No Connection
  10   Sync Signal Ground
  11   No Connection
  12...

140
8. Appendix
 Compatible Input Signal List
   Signal   Resolution   Frequency H.   Refresh Rate
     
( Dots )   ( kHz )   ( Hz )
D: Images above flagged with “D” are supported by digital signal\
.
NOTE: 
•  An image with higher or lower resolution than the projector’s native resolution (NP905: 1024 x 768 / NP901W: 1280 x 800) will 
be displayed with scaling technology.
•
 
Some composite sync signals may not be displayed correctly.
 
Signals other than those specified in the table above may not be...

141
8. Appendix
 PC Control Codes and Cable Connection
PC Control Codes
Function  Code Data
POWER ON   02H   00H   00H   00H   00H   02H
POWER OFF
  02H   01H   00H   00H   00H   03H
INPUT SELECT COMPUTER 1
  02H   03H   00H   00H   02H   01H   01H   09H
INPUT SELECT COMPUTER 2
  02H   03H   00H   00H   02H   01H   02H   0AH
INPUT SELECT HDMI
  02H   03H   00H   00H   02H   01H   1AH   22H
INPUT SELECT VIDEO
  02H   03H   00H   00H   02H   01H   06H   0EH
INPUT SELECT S-VIDEO
  02H   03H   00H   00H...

142
8. Appendix
NOTE 1: Pins 1, 4, 6 and 9 are no used.
NOTE 2: Jumper “Request to Send” and “Clear to Send” togethe\
r on both ends of the cable to simplify cable connection.
NOTE 3: For long cable runs it is recommended to set communication speed\
 within projector menus to 9600 bps.
152 43
6 798
to  gnd  of PCt o  r x d  of PCt o  t x d  of PC
t o  rts  of PC
t o C ts  of PC
PC Control Connector (D-SUB 9P)
Cable Connection
Communication Protocol
Baud rate   .............................................

14
8. Appendix
 Removing and Attaching the USB Wireless LAN Unit
Insert the optional USB Wireless LAN Unit into the USB Wireless LAN Unit\
 port on the rear panel of the projector.
Important
•
  Do not insert other USB devices into the USB Wireless LAN unit port.
•
  Do not insert the USB Wireless LAN unit into the USB port (Type A).
•
  The USB Wireless LAN Unit must be inserted into the USB Wireless LAN Uni\
t port in the correct direction.
 
It  cannot  be  inserted  in  the  reverse...

144
8. Appendix
3.   Loosen the holder screw and then remove the screw and the holder.
 VIDEO I NAUDIO IN
USBLAN
COMPUTER /COMPONENT  1 IN
MONITOR OUT
S-VIDE O INAUDIO IN
L/MONO
L/MONO
R
R
WIRELESS
WIRELESS
4.  Slowly pull out the USB Wireless LAN Unit or dummy case.
 VIDEO  INAUDIO  IN
USBLAN
COMPUTER /COMPONENT 1 IN
MONITOR  OUT
S-VIDEO INAUDIO  IN
L/MONO
L/MONO
R
RWIRELESS
WIRELESS
5. Reattach the holder if you do not use the USB Wireless LAN Unit.
 
VIDEO INAUDIO IN
USBLAN
COMPUTER /COMPONENT  1 IN...

145
8. Appendix
2.  Place the projector on a soft cloth and turn over the projector.
 
VIDEO INAUDIO IN
USBLAN
AUDIO INHDMI INAUDIO INCOMPUTER /COMPONENT 2 IN
COMPUTER /COMPONENT 1 IN
PC CONTROL
MONITOR OUTAUDIO OUT
S-VIDEO INAUDIO INL/MONOL/MONORRWIRELESSWIRELESS
3.  Loosen the holder screw and then remove the screw and the holder.
 
VIDEO  INAUDIO IN
USBLAN
COMPUTER /COMPONENT  1 IN
MONITOR OUT
S-VIDEO INAUDIO  IN
L/MONO
L/MONO
R
R
4.  Insert the USB Wireless LAN Unit.
 VIDEO  INAUDIO  IN
USBLAN
AUDIO...

14
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, logo, no...