11. Maintenance
11.7 Auth orization to clear security warning on the projector
When is an authorization required to clear the security warning?
If a module on the Input & Communication side has been removed or if the sealed compartm ent has been opened, an authorization
will be r equired to clear the security war ning.
Necessary tools
• Security key (D allas iButton®).
• Authorization pin code.
Authorization procedure to clear security warning
1. Ensur e that all mo dules on the Input & C om munica tion panel are properly installed.
2. Start up the projector (standby mode).
3. Initiate authorization by ho lding the security key in the security socket D..
1
1
2
3
4
5
6
Image 11-7
Keypad
The color of the backlight of the numeric keys 1 to 6 of the loc al keypad changes from blue to yellow.
4. Enter pin code within 5 seconds. Maximum five (5) attem pts permitted.
- In c ase no keys are pressed, the color of the backlight of the numeric keys 1
to 6 changes back to blue.
-Incaseofanincorrect cod e entry, the color of the bac klight of the num eric keys cha nges to red for 1 second and then back
to blue.
- Incaseofacorrect code entry, the color of the backlight of the numeric keys 1 to 1 0 changes to green for 1 seco nd and
then back to blue.
Each attempt to clear the security warning and its result (successfully or unsuccessfully) is logged inside the
projector.
112 R59770495 DP2K-23B 30/04/2010