Sanyo Pdg Dwt50l Projector User Manual

							 
102 
7. Appendix 
n Troubleshooting 
Indicator Messages
 
Several indicator messages are used by the projector to alert users of problems with setup or internal parts. The LEDs on 
the top surface of the projector show t he status of the WARNING and lamp 1/2 as  well as the general working order of the 
projector through the WARNING LED (see  OSD Controls and Status LEDS on page 7
  for location). The following tables 
describe the various states of the 4 LEDs. 
The POWER LED 
PROJECTOR STATUS LED CONDITION LED SEQUENCE PROJECTOR CONDITION 
AC off  Off Off  Off 
Cooling Orange  blink 0.5 secs on 
0.5 secs off  After power off 
Power up sequence 
Green blink 0.5 secs on 
0.5 secs off  Start up 
Standby Orange 
on On  Standby 
Power on Green on On  On 
 
The WARNING LED 
PROJECTOR STATUS LED CONDITION LED SEQUENCE PROJECTOR CONDITION 
Normal condition Off Off  Power on 
Cover ERROR Red 1 time blink  
(repeatedly) 0.5 secs on 
2.5 secs off 
ERROR 
Temperature ERROR 
Red 2 times blink  
(repeatedly) (0.5 secs ON > 0.5 secs 
OFF) * 2 > 2.0 secs OFF 
ERROR 
Power ERROR 
Red 3 times blink (0.5 secs ON > 0.5 secs 
OFF) *3 > 2.0 secs OFF  ERROR 
Fan ERROR 
Red 4 times blink  
(repeatedly) (0.5 secs ON > 0.5 secs 
OFF) * 4 > 2.0 secs OFF 
ERROR 
Keylocked 
(when push key) 
Orange light up 
On  Keylocked function 
enabled 
Standby 
(Power-saving) Off Off 
Standby 
(Power-saving) 
Standby (Normal) 
Green light On  Standby (Normal) 
  
						

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103 
 
The LAMP LEDs 
PROJECTOR STATUS LED CONDITION LED SEQUENCE PROJECTOR CONDITION 
Lamp off  Off Off  Lamp off 
End of the lamp life Red blink 0.5 secs on 
0.5 secs off  Replace lamp 
No lamp Red 1 time blink (re-
peatedly
)  0.5 secs on 
2.5 secs off 
ERROR 
Lamp ERROR 
Red 6 times blink (re-
peatedly
)  (0.5 secs ON > 0.5 secs 
OFF) * 6 > 2.0 secs OFF 
ERROR 
Cooling lamp 
Orange blink 0.5 secs ON > 0.5 secs 
OFF  Switching lamp1 and 2 
Re-light up sequence 
Green blink 0.5 secs ON > 0.5 secs 
OFF  Start up 
Lamp life over  
Red on On  Replace lamp 
Eco mode Orange on On  Power on 
Normal mode Green on On  Power on 
  
						

							7. Appendix 
104
 
Common Problems and Solutions 
These guidelines provide tips to deal with problems you may  encounter while using the projector. If the problem remains 
unsolved, contact your  dealer for assistance. 
Often the problem is something as simple as a loose connection. Check the following before proceeding to the problem-
specific solutions. 
• Use some other electrical device to confir m that the electrical outlet is working. 
•  Ensure the projector is turned on. 
•  Ensure all connections are securely attached.  
•  Ensure the attached device is turned on. 
•  Ensure a connected PC is not in suspend mode. 
•  Ensure a connected notebook computer is configured for  an external display. (This is usually done by press-
ing an Fn-key combination on the notebook.) 
Tips for Troubleshooting 
In each problem-specific section, try t he steps in the order suggested. This ma y help you to solve the problem more 
quickly. 
Try to pinpoint the problem to av oid replacing non-defective parts.  
For example, if you replace batteries and the problem remain s, put the original batteries back and go to the next step.  
Keep a record of the steps you take  when troubleshooting: The information may be useful when calling for tec\
hnical sup-
port or for passing on to service personnel.  
						

							7. Appendix 
105 
 
o Image Problems 
Problem: No image appears on the screen 
1.  Verify the settings on your notebook or desktop PC. 
2.  Turn off all equipment and power up again in the correct order. 
Problem: The image is blurred  
1. Adjust the  Focus on the projector. 
2.  Press the  AUTO PC ADJ.  button on the remote control or projector. 
3.  Ensure the projector-to-screen distanc e is within the specified range. 
4.  Check that the projector lens is clean. 
5.  Remove the lens cover. 
Problem: The image is blurred and distorted 
1. Check the WXGA Mode is set to Off (see page  63). 
2.  Whe
n WXGA Mode is set to On, an XGA (1024 x 768) signal may not be recognized. Set WXGA 
Mode to Off if this occurs. To check if the signal is recognized, go to “Input” under “Information” 
menu (see page 90). 
Problem: The image is wider at the top or bottom (trapezoid effect)  
1. Position the projector so it is as perpendicular to the screen as possib\
le.  
2.  Use the Keystone button on the remote control to correct the problem. 
Problem: The image is reversed or upside down 
z Check the  Ceiling & Rear  setting on the Setting menu of the OSD. 
Problem: The image is streaked  
1. Set the  Total dots  and Fine sync. settings on the  Adjust menu of the OSD to the default settings. 
2.  To ensure the problem is not caused by a connect ed PC’s video card, connect to another computer.  
Problem: The image is flat with no contrast  
1. Adjust the  Contrast setting on the  Adjust menu of the OSD. 
2.  Adjus
t the  Brightness setting on the Adjust  menu of the OSD. 
Problem: The color of the projected image does not match the source imag\
e. 
z Adjust the Color temp.  and Gamma settings on the  Detail setting menu of the OSD. 
 
Lamp Problems 
Problem: There is no light from the projector  
1.  Check that the power cable is securely connected. 
2.  Ensure the power source is good by te sting with another electrical device. 
3.  Restart the projector in the correct order
  and check that the Power LED is green. 
4.  If you have replaced the lamp recently , try resetting the lamp connections.  
5.  Replace the lamp module. 
6.  Remove the lens cap. 
7.  Put the old lamp back in the projec tor and have the projector serviced.  
						

							7. Appendix 
106
Problem: The lamp goes off 
1. Power surges can cause the lamp to turn off. Press  the power button twice to turn off the projector. 
When the Power LED is orange, press the power button. 
2.  Replace the lamp module. 
3.  Put the old lamp back in the projec tor and have the projector serviced. 
 
Remote Control Problems 
Problem: The projector does not respond to the remote control  
1.  Direct the remote control towards remote sensor on the projector.  
2.  Ensure the path between remote  and sensor is not obstructed. 
3.  Turn off any fluorescent lights in the room. 
4.  Check the battery polarity. 
5.  Replace the batteries. 
6.  Turn off other Infrared-enabled  devices in the vicinity. 
7.  Have the remote control serviced. 
8.  Ensure that the remote control code  conforms to the projectors code. 
9.  Ensure that the reset switch in the compartment  lid on back of the remote control is set to use  
position. 
 
Audio Problems 
Problem: There is no sound 
1.  Adjust the volume on the remote control.  
2.  Adjust the volume of the audio source. 
3.  Check the audio cable connection. 
4.  Test the source audio output with other speakers. 
5.  Have the projector serviced. 
Problem: The sound is distorted  
1. Check the audio cable connection. 
2.  Test the source audio output with other speakers. 
3.  Have the projector serviced. 
 
p  Having the Projector Serviced 
If you are unable to solve the problem, you  should have the projector serviced. Pack the projector in the original carton. 
Include a description of the problem and a checklist of the steps  you took when trying to fix the problem. The information 
may be useful to the service personnel. Return  the projector to the place you purchased it. 
  
						

							 
107 
8. Specifications 
n Projector Specifications 
This section provides technical information about the projectors performance. 
Optical Specifications 
ITEM DESCRIPTION 
Projection system  Single DLP® chip, 4 segment color wheel 
Resolution  1280 x 768 pixels* (up to UXGA @ 60 Hz, up to SXGA+ @ 60 Hz on DVI-D) 
Lamp  260 W AC (230 W in Eco mode), Dual lamp system 
Image size (diagonal) 50 - 200 / 1.27m - 5.08m (LNS-W41)  
40 - 500 / 1.02m – 12.7m (LNS-W40, LNS-S40, LNS-T40, LNS-T41) 
Lens options LNS-W41: Power focus, throw ratio 0.77:1, F2.0, f=11.4 mm 
LNS-W40: Power zoom and focus, throw ratio 1.33-1.79:1, F1.8-2.3, f=19.3-25.8 mm 
LNS-S40: Power zoom and focus, throw ratio 1.78-2.35:1, F1.7-1.9, f=26-34 mm 
LNS-T40: Power zoom and focus, throw ratio 2.22-4.43:1, F2.1-2.9, f=32-63 mm 
LNS-T41: Power zoom and focus, throw ratio 4.43-8.3:1, F2.2-3.1, f=63.5-117.4 mm 
Lens shift 
Vertical + 0.5V, Horizontal +/- 0.1H (LNS-W40, LNS-S40, LNS-T40, LNS-T41) 
 
*Effective pixels are more than 99.99%  
						

							8. Specifications 
108
 
Electrical Specifications 
ITEM DESCRIPTION 
Inputs  1 Analog RGB (Mini D-Sub 15P), 1 Analog RGB R/Cr, G/Y, B/Cb, H, V 
(B

NC x 5), 1 Digital RGB (DVI-D 24P), 1 Component Y, Cb/Pb, Cr/Pr 
(RCA x 3), 1 Component (Mini D-Sub 15P) shared with COMPUTER 1 
IN, 1 S-Video (Mini DIN 4P), 1 Video, 3 Stereo Mini Audio, 2 
(L/R) RCA Audio, 1 Remote Control (Stereo Mini)  
Outputs 1 RGB (Mini D-Sub 15P), 1 Stereo Mini Audio, 1 Screen Trigger  
Control 1 PC Control Port (D-Sub 9P), 1 GPIO (Mini D-sub 15P)  
USB Port 1 B Type (for Service) 
LAN Port  RJ-45 
Video Compatibility NTSC, NTSC4.43, PAL, PAL-60/N/M/B/G/H/I), SECAM, HDTV: 1080i, 720p, SDTV: 576p, 
576i
, 480p, 480i  
Scan Rate  Horizontal: 15 kHz, 31 to 90 kHz (RGB: 31 kHz or over) Vertical: 50 Hz to 85 Hz  
Video Bandwidth RGB: 100 MHz (-3dB) 
Color Reproduction  16.7 million colors simultaneously, Full color  
Horizontal Resolution NTSC / NTSC4.43 / PAL / PAL-M / PAL-N / PAL60: 540 TV lines  
SEC AM: 300 TV lines 
RGB: 1280 dots (H) x 768 dots (V) 
External Control   RS232, IR, LAN, GPIO  
Sync Compatibility Separate Sync / Composite Sync / Sync on G 
Built-in Speakers   3W x 2 
Power Requirement  100 - 240V AC, 50/60Hz 
Input Current 7.7A  
						

							8. Specifications 
109 
 
ITEM DESCRIPTION 
Power Consumption  655W in Dual Lamp Normal mode / 580W in Dual Lamp Eco mode  
350W in Single Lamp Normal mode / 315W in Single Lamp Eco mode 
< 30W in Standby mode Normal 
< 5W in Standby mode Power saving
 
 
Mechanical Specifications 
ITEM DESCRIPTION 
Dimensions 19.9 (W) x  7.6 (H) x 15.2 (D) 
505 mm (W) x 192 mm (H) x 385 mm (D) 
(not including protrusions) 
Weight 
36.3 lbs/16.5 kg 
 
Environmental Considerations 
ITEM DESCRIPTION 
Operational Temperatures 
41° to 104 °F / 5 ° to 40 °C, 10% to 90% humidity (non-condensing) 
Storage Temperatures 
14° to 140 °F (-10 ° to 60 °C), 5% to 90% humidity (non-condensing) 
 
Regulations 
UL/C-UL Approved (UL 60950-1, CSA 60950-1) 
CB (IEC60950-1) Approved 
Meets FCC Class B requirements 
Meets DOC Canada Class B requirements 
Meets AS/NZS CISPR.22 Class B 
Meets EMC Directive (EN55022, EN55024, EN61000-3-2, EN61000-3-3) 
Meets C-TICK (AS/NZS CISPR.22 Class B) 
Meets Korea EK 
Meets Low Voltage Directive (E N60950-1, TÜV GS Approved) 
  
						

							8. Specifications 
110
Optional Parts 
The parts listed below are optionally available. When orderi ng those parts, specify the item name and Model No. to the 
sales dealer. 
Standard Zoom Lens  : LNS-S40 
Long Zoom Lens  : LNS-T40 
Ultra Long Zoom Lens  : LNS-T41 
Short Zoom Lens  : LNS-W40 
Fixed Short Zoom Lens  : LNS-W41 
Six-segment Color Wheel  : POA-CW01 
Wired Remote Cable (30m)    : POA-CA-RC30 
  
						

							8. Specifications 
111 
 
o Cabinet Dimensions