NEC Vt560 Projector User Manual

E-31
Cleaning the Cabinet and the Lens
Cleaning
Cleaning or Replacing the Filter
The air-filter sponge keeps the inside of the projector from dust or dir\
t
and should be cleaned after every 100 hours of operation (more often in\
dusty conditions). If the filter is dirty or clogged, your projector ma\
y over-
heat.
CAUTION
•Turn off the projector, turn off the main power switch and un-
plug the projector before replacing the filter.
• Only clean the outside of the filter cover with a vacuum cleaner.
•...

E-32
TROUBLESHOOTING
This section helps you resolve problems you may encounter while setting \
up or using the projector.
Power IndicatorIndicator Condition Projector Condition Note
Off
Blinking light
Steady light Green
Orange
0.5 sec On,
0.5 sec Off
0.5 sec On,
0.5 sec OffThe main power is off.
The projector is getting ready
to turn on.
The projector is cooling down.
The projector is turned on.
The projector is in Standby.
Green
Orange –
W
ait for a moment.
W ait for a moment.
–
–
Indicator Condition...

E-33
Does not turn on
No picture
Image isn’t square to the
screen
Picture is blurred
Image is scrolling verti-
cally, horizontally or
both
Remote control does
not work
Indicator is lit or blink-
ing
Cross color in RGB
mode•
Check that the power cable is plugged in and that the power button on th\
e projector cabinet or the remote
control is on. See pages E-16 and 17.
• Ensure that the lamp cover or lamp housing is installed correctly. See page E-30.
• Check to see if the projector has overheated or the...

E-34
SPECIFICATIONS
This section provides technical information about the VT660K/VT460K/VT56\
0 Projectors performance.
Model Number VT660K/VT460K/VT560
Optical
LCD Panel VT660K: 0.7 p-Si TFT active-matrix with Micro Lens ArrayVT460K/VT560: 0.7 p-Si TFT active-matrix
Resolution VT660K/VT560: 1024 
768 pixels* native, up to UXGA with Advanced AccuBlend
VT460K: 800 
600 pixels* native, up to UXGA with Advanced AccuBlend
Lens Manual zoom and focus: F1.7 - 2.0    f=21.6 - 25.9mm
Lamp VT660K/VT460K: 205W...

E-35
APPENDIX
Cabinet Dimensions
Unit = mm (inch)
Mini D-Sub 15 Pin Connector
Pin Assignments of D-Sub RGB Input Connector
Pin No. RGB Signal (Analog) YCbCr Signal
1Red Cr
2Green or Sync on Green Y
3Blue Cb4Ground
5Ground6Red Ground Cr Ground
7Green Ground Y Ground
8Blue Ground Cb Ground9No Connection
10 Sync Signal Ground11 SCART Sync
12 Bi-directional DATA (SDA)
13 Horizontal Sync or Composite Sync14 Vertical Sync
15 Data Clock
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level
51423...

E-36
Compatible Input Signal List
Signal Resolution Frequency H. Refresh Rate( Dots ) ( kHz ) ( Hz )
NTSC – 15.734 60
PAL– 15.625 50
PAL60 – 15.734 60SECAM – 15.625 50
VESA 640 
480 31.47 59.94IBM 640 
480 31.47 60
MAC 640 
480 31.47 60
MAC 640 
480 34.97 66.67MAC 640 
480 35 66.67
VESA 640 
480 37.86 72.81VESA 640 
480 37.5 75
IBM 640 
480 39.375 75
VESA 640 
480 43.269 85.01IBM 720 
350 31.469 70.09
VESA 720 
400 37.927 85.04IBM 720 
350 39.44 87.85
IBM 720 
400 39.44 87.85
VESA 800 
600 35.16...

E-37
1
2
54 3 6
7
8
Cable Connection
Communication Protocol
Baud rate: 19200 bps
Data length: 8 bits
Parity: No parity
Stop bit: One bit
X on/off: None
Communications
procedure: Full duplex
To RxD of PC
PC Control Connector (DIN-8P)
To TxD of PC
To  GND of PC
NOTE:  Pins 2, 3, 5, 6 and 8 are used inside the projector.
PC Control Codes
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT RGB 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT VIDEO 02H 03H 00H 00H...

E-38
TravelCare Guide
TravelCare - a service for international travelers
This product is eligible for TravelCare, NECs unique international war-
ranty.
Please note that TravelCare coverage differs in part from coverage un-
der the warranty included with the product.
Services offered with TravelCare
This warranty allows customers to receive service on their product at
the NEC and NEC-designated service stations in the countries listed
herein when temporarily traveling internationally for business or...

E-39
In Asia and Middle East
NEC Viewtechnology, Ltd.Address: 686-1, Nishioi, Oi-Machi, Ashigarakami-Gun, Kanagawa 258-0017, Japan
T elephone: +81 465 85 2369
Fax Line: +81 465 85 2393
Email Address: [email protected]
WEB Address: http://www.nec-pj.com
(Regions Covered)
Japan*
NEC Hong Kong Ltd. Address: 11th Floor, Tower B, New Mandarin Plaza, 14
Science Museum Road,
Tsim Sha Tsui East, Kowloon, Hong Kong
T elephone: +852 2369 0335
Fax Line: +852 2795 6618
Email Address:...

E-40
TO: NEC or NECs Authorized Service Station:
FM:
(Company & Name with signature)
Dear Sir (s),
I would like to apply your TravelCare Service Program based on attached registration and qualificati\
on sheet and agree with you r
following conditions, and also the Service fee will be charged to my cre\
dit card account, if I dont return the Loan units with in the
specified period. I also confirm following information is correct.     R\
egards.
Application Sheet for TravelCare Service Program
Date:...