14. Maintenance
1
Max
Min
2
Image 14-9
Cooling liquid refill
1
Max level
2
Min level
3. Fill the reservoir with cooling liquid until the level is equal with the Max indication on the reservoir.
4. Close the reservoir again. Turn the filler cap clockwise to close the reservoir.
5. Reinstall the side cover.
C
AUTION
14.10 Authorization to clear security warning on the projector
When is an authorization required to clear the security warning?
If a module has been removed or if the sealed compartment has been opened, an authorization will be required to clear the security
warning.
Necessary tools
•
Security key (Dallas iButton®).
•
Authorization pin code.
Authorization procedure to clear security warning
1. Ensure that all modules are properly installed.
2. Start up the projector (standby mode).
3. Initiate authorization by holding the security key in the security socket D..
Image 14-10
Keypad
The color of the backlight of the numeric keys 1 to 6 of the local keypad changes from blue to yellow.
4. Enter pin code within 5 seconds.
146
:
Never fill above Max level mark !
1
2
3
4
5
6
1
R5906753 DPXK BLP SERIES 20/11/2017