NEC LT20 - XGA DLP Projector Support and Manuals
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Most Recent NEC LT20 Questions
Lamp No Strike
Hi, The lamp of my NEC Model LT20 failed, and i get this light combinations that translate to "Lamp ...
Hi, The lamp of my NEC Model LT20 failed, and i get this light combinations that translate to "Lamp ...
(Posted by felipetorrescs 8 years ago)
Lamp Error
I'm replacing the lamp in a LT20 projector. Both new lamps and the old one are all getting a lamp re...
I'm replacing the lamp in a LT20 projector. Both new lamps and the old one are all getting a lamp re...
(Posted by awlittle 9 years ago)
NEC LT20 Videos
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Popular NEC LT20 Manual Pages
NP115 : RS232 codes- Projectors - Page 10
... MUTE OFF
022. LAMP INFORMATION REQUEST
037-2. RUNNING STATUS REQUEST
078-3. RUNNING SENSE
007. ERROR STATUS REQUEST
015. INPUT SW CHANGE
020. REMOTE KEY CODE
060. SETTING REQUEST
078-2. WXGA MODE SETTING SET
098-198. BASE MODEL TYPE REQUEST
305-3. POWER ON
016. POWER OFF
018. GAIN ADJUST
030-2. WXGA MODE SETTING SET
050. MODEL NAME REQUEST
078...
NP115 : RS232 codes- Projectors - Page 19
... STATUS REQUEST Function: This command acquires the error information occurring with the projector. DATA01 Error Status (1) bit0 : Lamp cover error bit1 : Temperature error(Bimetal) bit2 : None bit3 : None bit4 : Fan error bit5 : Power error bit6 : Lamp(or Lamp1) error bit7 : Lamp(or Lamp1) has reached its end of life
DATA02 Error Status (2) bit0 : Lamp(or Lamp1) has been used beyond its limit...
NP115 : RS232 codes- Projectors - Page 30
... lamp warning message starts to appear (in terms of specified values)
03H 96H 00H 00H 02H 00H 08H A3H
Example of acquisition DATA03 DATA04 DATA05 DATA06: Remaining time
40H 7EH 05H 00H: 360000 seconds
Calculator Procedure 1) Set calculator to HEX 2) Punch in the projector's menu. (!!!) NP4000/4001, NP4100/4100W : This function is not supported...
NP115 : RS232 codes- Projectors - Page 34
... 2BH 00H IMAGE 44 2CH 00H TEST Specified terminal is unavailable or cannot be selected. Power Off inhibited.
050.
This current model does not support this function. REMOTE KEY CODE Function: This command sends remote control key codes of projector. Setting not possible. DATA01 DATA2
Error
Error Types description
00H
00H
00H
01H
01H
00H
01H
01H
02H
03H
02H
0DH...
LT20 spec sheet - Page 2
...C-UL ) Users manual, wireless remote control, D-sub signal cable, power cable, set up guide, registration card Registered owners receive a 2-year limited, parts and labor warranty including InstaCare. All other trademarks are the property of standard warranty (2 years), loaner or repair service are available in airline overhead. All specifications subject to change without notice. Visual...
LT20 UM - Page 2
...NEC LT20 Projector and keep the manual handy for Canada only) This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. NO USER-SERVICEABLE PARTS INSIDE. The information should be sure to remove the plug from power outlet.
DO NOT OPEN THE CABINET.
WARNING TO CALIFORNIA RESIDENTS: Handling the cables... AN EXTENSION CORD OR IN AN OUTLET ...
LT20 UM - Page 3
... your right to Part 15 of the FCC Rules.
For UK only: In UK, a BS approved power cable with moulded plug has a Black (five Amps) fuse installed for a Class B digital device, pursuant to operate this equipment please contact your supplier. If a power cable is not supplied with this equipment. Handle your projector in a residential installation.
For best results...
LT20 UM - Page 4
... cord can cause electrical shock or fire. 11. Doing so can cause electric shock or fire. 9.
Serious damage to use your projector. 4. Do not insert any kind of your projector. 8. iii The light being projected from falling into your hands due to melting of space between your eyes could result. 5. Handle the power cable carefully...
LT20 UM - Page 16
... .
Press the "On/Standby" button to operate for cooling cycle and the Power LED will disappear after it indicates the projector has been overheated. The cooling fans continue to turn on the projector immediately following a power off the projector lamp, you will see a message "Power Off" on the on -screen display. When the light stops flashing and turns...
LT20 UM - Page 28
... message when the changing lamp message is displayed. Reset
Choose "Yes" then "Enter" pressed, the display parameters (except for Lamp Hour) on this function to show up to 0 hours. Lamp Reminding
Choose this menu will return to return standard mode. User Controls
Setup
Lamp Mode
Choose "ECO" to dim the projector lamp which will lower power consumption and extend...
LT20 UM - Page 29
... if the projection lamp has been securely installed.
Appendices
Troubleshooting
If you will also need to 1024 x 768 resolution. For Windows 3.x: 1. Verify that your display resolution setting is less than or equal
to the "Replacing the lamp" section.
Make sure you have removed the lens cap and the projector is less than 1024 x 768. Problem: Partial, scrolling or...
LT20 UM - Page 31
...projector automatically detects 16:9 DVD and adjusts the aspect ratio by referring to full screen with 4:3 default setting. Problem: Lamp burns out or makes a popping sound
When the lamp reaches its usable life. Problem: LED lighting message
Message
Power LED Orange Green
Standby State
(Input power cord)
Lamp lighting
Flashing
Power On
Power Off (Cooling)
Flashing
Error (Lamp failed...
LT20 UM - Page 32
... power cord. 4. Remove the 2 screws from the cover.n 5. When you a warning message "The lamp has reached the end of personal injury, do not drop the lamp module or touch the lamp bulb.
Use a screwdriver to the projector by pressing the On/ Standby button.
2. Pull out the lamp module.
Appendices
Replacing the lamp
The projector will show you see this message, change the lamp...
LT20 UM - Page 35
... or humid places, in vehicles, boats or ships, etc.
6) Problems or damage caused by using a power cable suited for a fee.
NOTE: The product can rent a replacement product while the original product is non-refundable even if the customer rents it less than those designated by NEC.
7) Problems caused by the serial number attached to the product...
LT20 UM - Page 38
...Service Charges and Conditions: Upon acceptance of this NEC Projector, Customer agrees to prevent collection problem, Enduser is $200.00 USD for this loan unit is required to same model is not sold in the territory.
2) Repair... by NEC Authorized Service Station, because of shortage of spare parts due to fill in Application Sheet. If, in the judgement of NEC Authorized Service Station or...
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