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   
 
To setup the security keyword, refer to the following guide. 
 
1.  Press Menu on the OSD control 
panel on the projector or remote 
control to display the Main 
Menu. Scroll to the Setting 
menu using ▲or▼ and press 
Select. 
 
2.  The Setting menu is displayed. 
Select the Installation tab using 
◄or► and select PIN code lock 
using ▲or▼. Press Select. 
 
 
 
  
						

							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 previous step 
and write it down for later   
reference. Press Select. A   
security activation message is 
displayed. Select Cancel to 
return to the Setting menu or 
select OK to enable PIN code 
lock. 
 
 
 
  
						

							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 keyword to 
activate the projector. 
 
 
 
 
6-3. Security Function Notice 
 if you are not know the PIN code lock or key lock code and required to repair the projector, or a customer forgot 
the security code, you can use the special key to release these function. See as follows description: 
 
   Function PJ Key or RC Keys 
Security Reset  PIN code lock / Key lock PJ Key  Auto PC 20sec 
 
 
 
 
 
 
 
  
						

							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. 
When the POWER indicator is not lightning, the fuse may be opened. 
 
  
						

							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 (about 75˚C). 
 
  
						

							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 temperature becomes 
normal (about lamp1=85˚C, lamp2=105˚C). 
 
  
						

							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 discoloration or fading of the case, do not use abrasive 
alcohol-based cleaners. 
 
2. Cleaning the Lens 
 
Refer to the following guide to clean the projector lens.   
1.  Apply a little optic lens cleaner to a clean, lint free cloth (do not apply the cleaner directly to the lens). 
2.  Lightly wipe the lens in a circular motion. 
 
CAUTION 
 Do not use abrasive cleaners or solvents. 
To prevent discoloration or fading, avoid getting cleaner on the projector 
case. 
  
						

							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 filters must 
be cleaned. 
 
Note:  
When the Please clean filter message is displayed, please clean or replace all three filters at the 
same time to synchronize the hours used display.   
The Filter Message item should be enabled in the Options menu.   
Refer to the following guide to clean the filters. 
1. The left-side and rear 
filters can be cleaned as 
demonstrated in the 
following image 
Note: Only clean the 
outside of the exhaust 
vents with a vacuum 
cleaner. 
 
 The left-hand filter can be 
accessed as shown.