NEC Lt180 Portable Projector Users Manual

							E-54
Unit = inch/mm
9. APPENDIX
Cabinet Dimensions
9. APPENDIX
PC CONTROL
COMPONENT IN COMPUTER IN
VIDEO IN AUDIO IN AUDIO OUT
S-VIDEO INR Cr/Pr Cb/Pb
Y
L
AUDIO IN
AC IN
MONITOR OUT
LAMP
STATUS
POWER
AUTO
ADJ,ON/STAND BYSELECT
FOCUS
SOURCE
2.07/52.5 7.36/187.0
0.33/8.5 13.27/337.0 3.11/79.05.24/133.2
4.4/113.0 
						

							E-55
510154
3
2
1 9
8
7
6
14
13
12
11
9. APPENDIX
Pin Assignments of COMPUTER IN (D-Sub RGB) Connector
Mini D-Sub 15 Pin Connector
Signal Level
Video signal : 0.7Vp-p (Analog)
Sync signal : TTL level
Pin No. RGB Signal (Analog) YCbCr Signal
1 Red Cr2 Green or Sync on Green Y3 Blue Cb
4 Ground5 Ground6 Red Ground Cr Ground
7 Green Ground Y Ground8 Blue Ground Cb Ground9 No Connection
10 Sync Signal Ground11 SCART Sync12 Bi-directional DATA (SDA)
13 Horizontal Sync or Composite Sync14 Vertical Sync
15 Data Clock 
						

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9. APPENDIX
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT COMPUTER 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT COMPONENT 02H 03H 00H 00H 02H 01H 11H 19H
INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH
INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H
PICTURE MUTE ON 02H 10H 00H 00H 00H 12H
PICTURE MUTE OFF 02H 11H 00H 00H 00H 13H
SOUND MUTE ON 02H 12H 00H 00H 00H 14H
SOUND MUTE OFF 02H 13H 00H 00H 00H 15H
ON SCREEN MUTE ON 02H 14H 00H 00H 00H 16H
ON SCREEN MUTE OFF 02H 15H 00H 00H 00H 17H
NOTE: Contact your local dealer for a full list of the PC Contorol Codes if needed.
Cable Connection
Communication Protocol
Baud rate ........................................................ 38400 bps
Data length ..................................................... 8 bits
Parity .............................................................. No parity
Stop bit .......................................................... One bit
X on/off .......................................................... None
Communications procedure ........................... Full duplex
NOTE: Depending on the equipment, a lower baud rate may be recommended for long cable runs.
PC Control Connector (Mini DIN-8P)
NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.
1 2 54 36
7 8
PC Control Codes and Cable Connection
PC Control codes
To RxD of PC
To TxD of PC To GND of PC 
						

							E-57
9. APPENDIX
Compatible Input Signal List
Horizontal: 15 kHz to 100 kHz (RGB: 24 kHz or over)
Vertical: 50 Hz to 85 Hz
Signal
NTSC
PA LPAL60SECAM
VESAIBMMAC
MACMACVESA
VESAIBMVESA
VESAVESAVESA
VESAVESAMAC
VESAVESAMAC
VESAVESAVESA
SUNVESAVESA
MACSXGA+SDTV(480p)(525p)
SDTV(576p)(625p)HDTV (1080i)(1125i)HDTV (1080i)(1125i)
HDTV (720p)(750p)HDTV (720p)(750p)DVD YCbCr
DVD YCbCrRefresh Rate
( Hz )60
506050
59.946060
66.6766.6772.81
757585.01
56.2560.3272.19
7585.0674.55
6070.0774.93
75.038575
65.956060.02
65.18–59.94 Progressive
50 Progressive60 Interlaced50 Interlaced
60 Progressive50 Progressive59.94 Interlaced
50 Interlaced Resolution
( Dots )–
–––
640 480640 480640 480
640 480640 480640 480
640 480640 480640 480
800 600800 600800 600
800 600800 600832 624
1024 7681024 7681024 768
1024 7681024 7681152 864
1152 9001280 9601280 1024
1280 10241400 1050––
––1920 10801920 1080
1280 7201280 720––
––
Frequency H.( kHz )15.734
15.62515.73415.625
31.4731.4731.47
34.973537.86
37.539.37543.269
35.1637.87948.077
46.8853.67449.725
48.36356.47660.241
60.02368.67767.5
61.7966063.981
69.89–31.47
31.2533.7528.125
4537.515.734
15.625
Images in above list are displayed with scaling technology.
NOTE: Some composite sync signals may not be displayed correctly.
Signals other than those specified in the table above may not be displayed correctly. If this should happen, change the refresh
rate or resolution on your PC. Refer to Display Properties help section of your PC for procedures. 
						

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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 ex-
ternal 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 display).
Still no image even though you press the AUTO ADJUST but-
ton.
Still no image even though you carry out “Reset” in the
projector’s menu.
Signal cables plug is fully inserted into the input connector
A message appears on the screen.
( _____________________________________________ )
The source connected to the projector is active and available.
Still no image even though you adjust the brightness and/or
the contrast.
Input sources resolution and frequency are supported by the
projector.
Frequency of occurrence   always    sometimes (How often?_____________________)     other (__________________)
Power
No power (POWER indicator does not light green)   See also “Sta-
tus Indicator (STATUS)”.
Power cables plug is fully inserted into the wall outlet.
Main power switch is pressed to the ON position.
Lamp cover is installed correctly .
Lamp Hour Meter (lamp operation hours) was cleared after
lamp replacement.
No power even though you press and hold the POWER button
for a minimum of 2 seconds.Shut down during operation.
Power cables plug is fully inserted into the wall outlet.
Lamp cover is installed correctly .
Power Management is turned off (only models with the Power
Management function).
Sleep Timer is turned off (only models with the Sleep Timer
function ).
Video and Audio
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 or “3D Reform” adjustment).
Parts of the image are lost.
Still unchanged even though you press the AUTO ADJUST but-
ton.
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 sources resolution and frequency are supported by the
projector.
Some pixels are lost.
Image is flickering.
Still unchanged even though you press the AUTO ADJUST but-
ton.
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 resolu-
tion 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.
AUDIO OUT is connected to your audio equipment (only mod-
els with the AUDIO OUT connector).
OtherRemote control does not work.
No obstacles between the sensor of the projector and the re-
mote control.
Projector is placed near a fluorescent light that can disturb the
infrared remote controls.
One or more remote sensors are enabled (only models with
the Remote Sensor Selection function).
Batteries are new and are not reversed in installation.
If present on the remote control, projector selector switch is
not used.Buttons on the projector cabinet do not work ( only models with
the Key Lock function).
Cabinet Button Lock is not turned on or is disabled in the menu.
Still unchanged even though you press and hold the EXIT but-
ton for a 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.
9. APPENDIX 
						

							E-59
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:
Lamp operating time (hours):
Lamp Mode: Normal   Eco
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 Orange   Green
Flashing light [          ] cycles
Remote control 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:
ProjectorPC
DVD player
Installation environment
Screen size: inch
Screen type: White matte    Beads   Polarization
 Wide angle    High contrast
 Throw distance: feet/inch/m
 Orientation: Ceiling mount    Desktop
Power outlet connection:
Connected directly to wall outlet
Connected to power cord extender or other (the num-
ber 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:
9. APPENDIX 
						

							E-60
TravelCare GuideTravelCare - a service for international travelers
This product is eligible for TravelCare, NECs unique international warranty.
Please note that TravelCare coverage differs in part from coverage under 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 pleasure.
For details on services offered by the different service stations, please refer to the List of TravelCare Outlets
below.
1 Repair services
The product will be repaired and delivered within 10 business days, not including shipping time.
During the term of warranty, the cost of maintenance parts, labor costs for repairs and shipping costs within
the service stations coverage area are covered by the warranty.
2 Replacement product rental service
If the customer desires, he or she can rent a replacement product while the original product is being repaired.
Fee: US$200 for 12 days
This fee must be paid at the local service station in cash or credit card.
The $200 rental fee is non-refundable even if the customer rents it less than 12 days before returning.
The replacement product will be delivered within 3 business days.
If the customer did not return the replacement product within 12 days, the customer will be charged the price
of the unit.
If the customer returned the replacement product in a faulty or damaged condition, the repair cost will be
charged to the customer.
Note that this service is not offered in all countries and regions. Please refer to the List of TravelCare Outlets.
In addition, this replacement product rental service is not offered after the products warranty has expired.
Term of warranty
1
a. Upon presentation of the warranty or receipt received upon purchase:
Valid for the term indicated on the warranty or the normal term of warranty for the country of purchase.
b. When only the product is brought in:
Valid for a period of within 14 months of the date of manufacture indicated by the serial number attached
to the product.
2 When a product whose term of warranty is expired is brought in:
Repairs will be offered for a fee. In this case the customer is not eligible for the replacement product rental
service.
3 In the following cases, repairs may be charged, even if the products warranty is still in effect:
1) If the term of warranty, model name, serial number and name of the store of purchase are not indicated
on the warranty or have been altered.
2) Problems or damage caused by dropping or shocks during shipment or movement by the customer or by
improper handling by the customers.
3) Problems or damage caused by improper usage or unwarrantable alterations or repairs by the customer.
4) Problems or damage caused by fire, salt damage, gas damage, earthquakes, lightning damage, storm or
flood damage or other natural disasters or such external factors as dust, cigarette smoke, abnormal
voltage, etc.
5) Problems or damage caused by use in hot or humid places, in vehicles, boats or ships, etc.
6) Problems or damage caused by expendable supplies or devices connected to the product other than
those designated by NEC.
7) Problems caused by natural consumption, wear or deterioration of parts under normal usage conditions.
8) Problems or damage to lamps and other expendable supplies, included parts or optional parts.
9) Other conditions stipulated in the warranty included with the product also apply.
9. APPENDIX 
						

							E-61
NOTE: The product can be used overseas with voltages of 100 to 120V and 200 to 240V by using a power cable suited for thestandards and power source voltage of the country in which the product is being used.
List of TravelCare Outlets
This list applies as of December 1, 2004.
For the most up-to-date information, please refer to the websites of the service stations in the various countries
on the List of TravelCare Outlets or to the NEC website at http://www.nec-pj.com.
In Europe
NEC Europe, Ltd. / European Technical Centre
Address: Unit G, Stafford Park 12, Telford TF3 3BJ, U.K.
Telephone: +44 1952 237000
Fax Line: +44 1952 237006
Email Address: [email protected]
WEB Address:http://www.neceur.com
(Regions Covered)
EU: Austria*, Belgium*, Denmark*, Finland*, France*, Germany*,
Greece*, Ireland*, Italy*, Luxembourg*, The Netherlands*,
Portugal*, Spain*, Sweden* and the United Kingdom*
EEA: Norway*, Iceland and Liechtenstein
In North America
NEC Solutions (America), Inc.
Address: 1250 N. Arlington Heights Road, Suite 400
Itasca, Illinois 60143, U.S.A.
Telephone: +1 800 836 0655
Fax Line: +1 800 356 2415
Email Address: [email protected]
WEB Address:http://www.necvisualsystems.com
(Regions Covered)
U.S.A. *, Canada*
In Oceania
NEC Australia Pty., Ltd.
Address: New South Wales;
184 Milperra Road, Reversby 2212
Victoria;
480 Princess Hwy Noble Park 3174
South Australia;
84A Richmond Road, Keswick 5035
Queensland;
116 Ipswich Road, Woollongabba 4102
Western Australia;
45 Sarich Court Osborne Park 6017
Telephone: 131 632 (from domestic)
+61 8 8375 5706 (from overseas)
Fax Line: +61 8 8375 5757
Email Address: [email protected]
WEB Address:http://www.nec.com.au
(Regions Covered)
Australia*, New Zealand
9. APPENDIX 
						

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In Asia and Middle East
NEC Viewtechnology, Ltd.
Address: 686-1, Nishioi, Oi-Machi, Ashigarakami-Gun,
Kanagawa 258-0017, Japan
Telephone: +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
Telephone: +852 2369 0335
Fax Line: +852 2795 6618
Email Address: [email protected]
WEB Address:http://www.nec.com.hk
(Regions Covered)
Hong Kong
NEC Taiwan Ltd.
Address: 7F, No.167, SEC.2, Nan King East Road, Taipei,
Taiwan, R.O.C.
Telephone: +886 2 8500 1734
Fax Line: +886 2 8500 1420
Email Address: [email protected]
WEB Address:http://www.nec.com.tw
(Regions Covered)
Taiwan
NEC Solutions Asia Pacific Pte. Ltd
Address: 401 Commonwealth Drive, #07-02, Haw Par
Technocentre, Singapore 149598
Telephone: +65 6 273 8333
Fax Line: +65 6 274 2226
Email Address: [email protected]
WEB Address:http://www.nec.com.sg/ap
(Regions Covered)
Singapore
NEC Systems Integration Malaysia Sdn Bhd
Address:
Ground Floor, Menara TA One, 22, Jalan P. Ramlee,50250 Kuala Lumpur, Malaysia
Telephone: +6 03 2164 1199
Fax Line: +6 03 2160 3900
Email Address: [email protected]
WEB Address:http://www.necmalaysia.com.my
(Regions Covered)
Malaysia
9. APPENDIX 
						

							E-63
Tele Service Co., Ltd.
Address: 2nd Fl., Ire B/D. #2, 4Ga, Yangpyeng-Dong,
Youngdeungpo-Gu, Seoul, Korea 150-967
Telephone: +82 2 2163 4193
Fax Line: +82 2 2163 4196
Email Address: [email protected]
(Regions Covered)
South Korea
Lenso Communication Co., Ltd.
Address: 292 Lenso House 4, 1st Floor, Srinakarin Road,
Huamark, Bangkapi, Bangkok 10240, Thailand
Telephone: +66 2 375 2425
Fax Line: +66 2 375 2434
Email Address: [email protected]
WEB Address:http://www.lenso.com
(Regions Covered)
Thailand
ABBA Electronics L.L.C.
Address: Tariq Bin Ziyad Road, P.O.Box 327, Dubai,
United Arab  Emirates
Telephone: +971 4 371800
Fax Line: +971 4 364283
Email Address: [email protected]
(Regions Covered)
United Arab  Emirates
Samir Photographic Supplies
Address: P.O.Box 599, Jeddah 21421, Saudi Arabia
Telephone: +966 2 6828219
Fax Line: +966 2 6830820
Email Address: [email protected]
(Regions Covered)
Saudi Arabia
NOTE: In countries designated with an asterisk(*), replacement product rental service are offered.
9. APPENDIX