Vivitek D5500 Projector Technical Specifications

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
71 
2008/07/28 
(D) Tighten fixed screw then glue it 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
72 
2008/07/28 
6. Security Notice 
6-1. Preventing the Unauthorized Use of the Projector 
 
The projector has an inbuilt security feature to lock the OSD control panels and deny remote control 
operation. The security feature has no default keyword; in the first instance of enabling the security 
feature, the user must define a keyword. 
 
Locking the Projector...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
73 
2008/07/28 
 
3.  You are prompted to enable the 
PIN code lock Function. Select 
OK and press Select. 
Select On using the ▼ button. 
4.  The PIN code lock window is 
displayed. Enter a keyword 
between 4 and 10 characters 
using ▲▼◄►. Press Select. 
5.  Once a successful keyword is 
entered, a confirmation screen is 
displayed. Enter the same   
password as the...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
74 
2008/07/28 
6-2. Unlocking the Projector 
To unlock the projector, refer to the following guide. 
1. When the projector is locked, 
either by request during 
operation or at start up, the 
locked message is displayed. 
2. To unlock the projector, press 
Menu on the control panel or 
remote control. The keyword 
window is displayed. Enter the 
previously defined...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
75 
2008/07/28 
7. Circuit Protections 
 
This projector provides the following circuit protections to operate in safety.   
If the abnormality occurs inside the projector,   
it will automatically turn off by operating one of the following protection circuits.
 
  
7-1. Fuse 
 
  Two fuse are located inside of the projector.   
 a. Protection Board. 
 b. Power Board....

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
76 
2008/07/28 
7-2. Thermostat 
 
There are two thermostat inside of the projector to detect the internal temperature rising 
abnormally.  
When the internal temperature reaches near 120˚C, the thermostat opens to stop the 
operation of the main board circuit. 
The thermostats will automatically return to normal condition when the internal temperature 
becomes normal...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
77 
2008/07/28 
7-3. Bimetal 
 
There are two bimetal inside of the projector to detect the lamp temperature rising abnormally.   
When the lamp1 temperature reaches near 110˚C or lamp2 temperature reaches near 130˚C, 
the bimetal opens to stop the operation of the power supply circuit. 
The bimetal will automatically return to normal condition, when the lamp...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
78 
2008/07/28 
7-4. Lamp Interlock Switch 
 
The lamp interlock switch cuts off the drive signal to the lamp circuit when the lamp cover is 
removed or not closed completely.   
After opening the lamp cover for replacing the lamp ass’y, place the lamp cover correctly 
otherwise the projector can not turn on. 
 
 
 
  

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
79 
2008/07/28 
8. Maintenance 
8-1. Cleaning the projector 
  1. Cleaning the Cabinet 
Refer to the following guide to clean the projector cabinet. 
1.  Wipe off dust with a clean dampened cloth. 
2.  Moisten the cloth with warm water and mild detergent and wipe the cabinet. 
3.  Rinse all detergent from the cloth and wipe the projector again. 
 
CAUTION 
 To prevent...

Delta Elec. Inc.  Vivitek  rev.00 
Company Confidential                    VIVITEK_______________________             Delta____________
  
80 
2008/07/28  3. Cleaning the Filters 
The projector uses three filters to keep the fans free of dust and other particles, and should be cleaned every 
500 hours of operation. In dustier environments, it is recommended to clean the filters more frequently. If the 
filter is dirty or clogged, your projector may overheat. When the message below is displayed the...