Vivitek Dw868 User Manual

							DLP Projector—User’s Manual 
Select “Turn Windows features on or off” to open 
 
Have “Telnet Client” option che cked, then press “OK” button. 
 
Specsheet for “RS232 by TELNET” : 
1. Telnet: TCP 
2. Telnet port: 23  
(for more detail, kindly please get contact with the service agent or team) 
3. Telnet utility: Windows “T ELNET.exe” (console mode) 
4. Disconnection for RS232-by-Telnet control normally: Close Wi ndows Telnet utility directly 
after TELNET connection ready 
5. Limitation 1 for Telnet-Control: there is less  than 50 bytes for successive network payload for 
Telnet-Control application. 
Limitation 2 for Telnet-Control: there is le ss than 26 bytes for one complete RS232 command 
for Telnet-Control. 
Limitation 3 for Telnet-Control: Minimum delay for next RS232 command must be more than 
200 (ms). 
(*, In Windows XP built-in “TELNET.exe” utilit y, “Enter” key pressed will have “Carriage-
Return” and “New-Line” code.) 
 
 
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							DLP Projector—User’s Manual 
Advanced 2 Feature 
Press the Menu button to open the OSD menu. Press  ◄► to move to the  Settings 2 menu. Press 
▲▼  to move to the  Advanced 2 menu and then press  Enter or ►. Press ▲▼ to move up and down 
in the  Advanced 2  menu. Press  ◄► to
 enter and change values for setting. 
 
ITEM DESCRIPTION 
Sleep Timer  Press the cursor 
◄► button to enter and set Sleep timer. The projector automatically 
turns off after the preset period of time. 
Source Filter  Press  (Enter) / 
► to enter the Source Filter menu. See page  44 for more 
information on Source Filter . 
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							DLP Projector—User’s Manual 
Source Filter 
Press the ENTER button to enter the  Source Filter sub menu. 
 
ITEM DESCRIPTION 
HDMI  Press the cursor ◄► button to enter and enable or disable the HDMI source. 
DP  Press the cursor ◄► button to enter and enable or disable the DisplayPort source. 
VGA1  Press the cursor ◄► button to enter and enable or disable the VGA1 source. 
VGA2  Press the cursor ◄► button to enter and enable or disable the VGA2 source. 
S-Video  Press the cursor ◄► button to enter and enable or disable the S-Video source. 
Composite Video  Press the cursor 
◄► button to enter and enable or disable the Composite Video 
source. 
 
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							DLP Projector—User’s Manual 
– 45  – 
MAINTENANCE AND SECURITY 
Replacing the Projection Lamp 
The projection lamp should be replaced when it burns out. It should only be r eplaced with a certified 
replacement part, which you can order from your local dealer.  
Important: 
a.  The projection lamp used in this product contains a small amount of mercury. 
b.  Do not dispose this product  with general household waste. 
c. Disposal of this product must be carried out in a ccordance with the regulations of your local  
authority. 
Warning: 
Be sure to turn off and unplug the projector at least 30 minutes before replacing the lamp. Failure to 
do so could result in a severe burn. 
 
Caution: 
In rare cases the lamp bulb may burn out during  normal operation and cause glass dust or shards 
to be discharged outward from the rear exhaust vent. 
Do not inhale or do not touch glass dust or shards. Doing so could result in injury.  
Always keep your face away from the exhaust ve nt so that you do not suffer from the gas and 
broken shards of the lamp. 
When removing the lamp from a ceiling-mounted projector, make sure that no one is under the 
projector. Glass fragments could fall if the lamp has been burned out.  
！ IF A LAMP EXPLODES 
If a lamp explodes, the gas and brok en shards may scatter inside the projector and they may come 
out of the exhaust vent. The gas contains toxic mercury. 
Open windows and doors for ventilation. 
If you inhale the gas or the shards  of the broken lamp enter your eyes or mouth, consult the doctor 
immediately.  
1.  Loosen the single screw 
on the lamp compartment 
cover. 
  
						

							DLP Projector—User’s Manual 
2.  Remove the lamp 
compartment cover. 
 
3.  Remove the three screws 
from the lamp module. 
4.  Lift the module handle up. 
5.  Pull firmly on the module 
handle to remove the lamp 
module. 
 
6.  Reverse steps 1 to 5 to 
install the new lamp 
module.  
While installing, align the 
lamp module with the 
connector and ensure it is 
level to avoid damage. 
Note:  
The lamp module must sit 
securely in place and the 
lamp connector must be 
connected properly before 
tightening the screws. 
 
—  46
  —  
						

							DLP Projector—User’s Manual 
Resetting the Lamp 
After replacing the lamp, you should reset the lamp hour counter to zero. Refer to the following: 
1.  Press the MENU button to open 
the OSD menu. 
2.  Press the cursor  ◄► button to 
move to the  Settings 2 menu. 
Press the cursor button to move 
down to Advanced 1 and press 
enter. 
3.  Press the cursor  ▼▲ button to 
move down to  Lamp Hour Reset .
4.  Press the cursor ► or Enter 
button.  
A message screen appears. 
5.  Press  ▼▲◄►  buttons to reset 
the lamp hour. 
6.  Press the  MENU button to get 
back to  Settings 2. 
 
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							DLP Projector—User’s Manual 
— 48 — 
Cleaning the Projector 
Cleaning the projector to remove dust and grime will help ensure trouble-free operation.  
Warning: 
1. Be sure to turn off and unplug the projector at  least 30 minutes before cleaning. Failure to do so 
could result in a severe burn. 
2. Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings 
on the projector.  
3. If a little water gets into the projector interior  while cleaning, leave unplugged in a well-ventilated 
room for several hours before using. 
4. If a lot of water gets into the projector inte rior when cleaning, have the projector serviced. 
Cleaning the Lens 
You can purchase optic lens cleaner from most camera stores . Refer to the following to clean the 
projector lens. 
1.  Apply a little optic lens cleaner to a clean soft cloth. (Do not apply the cleaner directly to 
the lens.) 
2.  Lightly wipe the lens in a circular motion. 
Caution: 
1. Do not use abrasive cleaners or solvents. 
2. To prevent discoloration  or fading, avoid getting cleaner on the projector case. 
Cleaning the Case 
Refer to the following to clean the projector case. 
1. Wipe off dust with a clean dampened cloth. 
2.  Moisten the cloth with warm water and mild detergent (such as used to wash dishes), and 
then wipe the case. 
3.  Rinse all detergent from the cloth and wipe the projector again. 
Caution: 
To prevent discoloration or fading of the case, do not use abrasive  alcohol-based cleaners. 
  
						

							DLP Projector—User’s Manual 
Using the Kensington® Lock & Using the Security Bar 
 
Using the Kensington® Lock 
If you are concerned about security, attach the projector to a permanent object with the Kensington 
slot and a security cable.  
 
Note: 
Contact your vendor for details on purchasing a suitable Kensi ngton security cable.  
The security lock corresponds to Kensington’s Mi croSaver Security System. If you have any comment, contact: Kensington, 2853 Campus Drive, San Mateo, CA 94403, U.S.A. Tel: 800-535-
4242, http://www.Kensington.com. 
 
Using the Security Bar 
In addition to the password protection function and  the Kensington lock, the Security Bar helps 
protect the projector from unauthorized  removal. See the following picture. 
 
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							DLP Projector—User’s Manual 
— 50 — 
TROUBLESHOOTING 
Common problems and solutions 
These guidelines provide tips to deal with problem s you may encounter while using the projector. If 
the problem remains unsolved, cont act your dealer for assistance. 
Often after time spent troubleshooting, the problem is traced to so mething as simple as a loose 
connection. Check the follow ing before proceeding to the  problem-specific solutions. 
  Use some other electrical device to confirm 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 suspending mode. 
   Ensure a connected notebook computer is configured for an external display. 
(This is usually done by pressing an Fn-key combination on the notebook.) 
Tips for Troubleshooting 
In each problem-specific section, tr y the steps in the order suggested. This may help you to solve the 
problem more quickly. 
Try to pin point the problem and thus  avoid replacing non-defective parts.  
For example, if you replace batteries and the problem remains, put the original batteries back and go 
to the next step.  
Keep a record of the steps you take when troubl eshooting: The information may be useful when 
calling for technical support or for passing on to service personnel. 
  
						

							DLP Projector—User’s Manual 
– 51  – 
LED Error Messages 
ERROR CODE MESSAGES POWER LED 
BLUE 
LAMP LED 
RED 
TEMP LED 
RED 
Lamp Ready  ON OFF  OFF 
Start Flashing  OFF OFF 
Cooling Flashing  OFF OFF 
Over Temperature  OFF OFF  ON 
T1 error  3 blinks 1 blinks  OFF 
Thermal Break Sensor error  4 blinks OFF OFF 
G794 error  4 blinks 4 blinks  OFF 
Lamp fail  5 blinks OFF OFF 
Ballast temp over  5 blinks 1 blinks  OFF 
Ballast circuit short  5 blinks 2 blinks  OFF 
Lamp End of lamp life detected  5 blinks 3 blinks  OFF 
Lamp did not ignite  5 blinks 4 blinks  OFF 
Lamp extinguished during normal opera- 5 blinks 5 blinks  OFF 
Lamp extinguished during run-up phase  5 blinks 6 blinks  OFF 
Lamp voltage too low  5 blinks 7 blinks  OFF 
Ballast fail  5 blinks 8 blinks  OFF 
Ballast communication fail  5 blinks 10 blinks  OFF 
Ballast over temp  5 blinks 11 blinks  OFF 
Restrike lamp fail 1  5 blinks 12 blinks  OFF 
Restrike lamp fail 2  5 blinks 13 blinks  OFF 
Lamp fail 1  5 blinks 14 blinks  OFF 
Lamp fail 2  5 blinks 15 blinks  OFF 
Fan 1 error  6 blinks 1 blinks  OFF 
Fan 2 error  6 blinks 2 blinks  OFF 
Fan 3 error  6 blinks 3 blinks  OFF 
Fan 4 error  6 blinks 4 blinks  OFF 
Case Open  7 blinks OFF OFF 
DMD error  8 blinks OFF OFF 
Color wheel error  9 blinks OFF OFF 
In the event of an error, please di sconnect the AC power cord and wait  for one (1) minute before restarting 
the projector. If the Power or Lamp LEDs are still blinki ng or any other situation that isnt listed in the chart 
above
, please contact your service center. 
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.