NEC Vt650 Projector User Manual

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Setup
Page1 Page2 Page3 Page4
RGB
Video
S-VideoAuto
Auto
Auto
Signal Select

When this feature is turned on, the “No Input” message will
appear if there is no signal present.

This option turns on or off the volume bar when you adjust
the sound volume using VOL+/-(up and down) button.
On: You can increase or decrease the sound vol-
ume with the volume bar on screen.
NOTE: If no adjustments are performed within 3 seconds,
the Volume bar will disappear.
Off: You can increase or decrease the sound...

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[Page 4] (Advanced mode)
Setup
Page1 Page2 Page3 Page4
Default Source Select
Communication SpeedSelect
19200bps
Control Panel Key LockClear Lamp Hour MeterClear Filter Usage
Default Source RGB
Unlock
[Page 3] (Advanced mode)
Setup
Page1 Page2 Page3 Page4
Auto Adjust
Auto Start
Power Management
Keystone Save
On Off
On Off
On OffPower Off ConfirmationOn OffOn Off

When “Auto Adjust” is set to “On”, the  projector automati-
cally determines the best resolution for the current RGB in-
put signal to...

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NOTE:The progress indicator shows the percentage of remain-
ing bulb life.The value informs you of the amount of lamp and
projector usage respectively. To lock the cabinet buttons:
1) Use the Select 
 or  button to select “Control Panel
Key Lock”  and press the ENTER button. The submenu
will be displayed.
2) Use the Select 
 or  button to select “Lock” and press
the ENTER button. The following confirmation screen
will be displayed.
3) Use the Select 
 or  button to select “Ye s” and press
the ENTER...

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MENU
ENTERCANCELSELECT
POWER STATUS
ON/OFFSOURCE
AUTO  ADJUST1
5. After you install a new lamp, select [Advanced Menu] →
[Projector Options]→[Setup]→[Page 4]→[Clear Lamp Hour
Meter] to reset the lamp usage hours.
NOTE: When the lamp exceeds 2100 hours (up to 3100 hours in
Eco mode) of service, the projector cannot turn on and the menu
is not displayed. If this happens, press the Help button on the
remote control for a minimum of 10 seconds while in standby
mode. When the lamp time clock is reset to...

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Cleaning or Replacing the Filters
The air-filter sponge keeps the inside of the VT650 Projector
free from dust or dirt and should be cleaned after every 100 hours
of operation (more often in dusty conditions). If the filter is dirty
or clogged, your projector may overheat.
CAUTION
•Turn off the power and unplug the projector before
replacing the filter.
•Only clean the outside of the filter cover with a
vacuum cleaner.
•Do not attempt to operate the projector without a
filter cover.
•Your projector...

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5. TROUBLESHOOTING
This section helps you resolve problems you may encounter while setting up or using the projector.
Standby
Cooling down
Lamp in Normal mode
Lamp in Eco mode
One minute after lamp is turned on
Retrying to turn on lamp
Lamp has reached its end of life
(2000 hours or over: Normal mode)
(3000 hours or over: Eco mode)
Lamp life has reached its end of life
(2100 hours or over: Normal mode)
(3100 hours or over: Eco mode)
Lamp or filter cover error (3 locations)
Temperature error
Fan...

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6. SPECIFICATIONS
This section provides technical information about the VT650 Projector ’s performance.
Model Number VT650
Optical
LCD Panel 0.9 ” p-Si TFT active-matrix with Micro Lens Array 1024 
768 dots
Lens Manual zoom, manual focus F1.7 – 2.0    f=33.5  – 40.2 mm
Lamp 160W NSH lamp (130W in Eco mode) The lamp is warranted for 2000 hours of operation time within 6 months.
Image Size 25  – 300 inches (0.64  – 7.62 m) diagonal
Projection Distance 3.5  – 36.6 ft (1.1  – 11.2 m)
Electrical
Inputs...

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Cabinet Dimensions
Unit = mm (inch)
VT650
RGB
INPUT
OUTPUTAUDIO
IN
IN OUTOUT
PC-CONTROL S-VIDEO VIDEO
MENU
ENTERCANCEL
SELECT
POWER STATUS
ON
/STAND BY
SOURCE AUTO  ADJUST
48.9 (1.93")
14 (0.55")
102.5 (4.03")
283.6 (11.17") 12.88 (0.51")
243.1 (9.57")
33.25
(1.31")
Lens centerLens center 

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51423
10
11 12 13 14 156 978
D-Sub Pin Assignments
Mini D-Sub 15 Pin Connector
Pin 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
12 Bi-directional DATA (SDA)
13 Horizontal Sync or Composite Sync
14 Vertical Sync
15 Data Clock
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level 

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Compatible Input Signal List
Signal Resolution Frequency H. Refresh Rate Dot Clock
( Dots ) ( kHz ) ( Hz ) ( MHz )
NTSC–15.734 60 -
PAL–15.625 50 -
SECAM 768
576 15.625 50 -
VESA 640
480 31.47 59.94 25.175
IBM 640
480 31.47 60 25.175
MAC 640
480 31.47 60 25.175
MAC 640
480 34.97 66.67 31.334
MAC 640
480 35 66.67 30.24
VESA 640
480 37.86 72.81 31.5
VESA 640
480 37.5 75 31.5
IBM 640
480 39.375 75 31.49
VESA 640
480 43.269 85.01 36
IBM 720
350 31.469 70.09 28.322
VESA 720
400 37.927 85.04 35.5
IBM...