11. Maintenance
11.8 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 c ompartment has been opened, an authorization will be required to clear the security
warning.
Necessary tools
• Security key (D allas iButton®).
• Authorization pin code.
Authorization procedure to clear security warning
1. Ensure that all modules ar e properly ins talled.
2. Start up the projector (standby mod e).
3. Initiate au thorization by holding the security ke y 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.
- In c ase no keys are pressed, the color of the backlight of the numeric keys 1
to 6 changes back to blue.
-Incaseofanincorrect code entry, the color of the bac klight of the numeric ke ys cha nges to red for 1 second and then back
to blue.
- Incaseofacorrect code entry, the c olor of the backlight of the numeric keys 1 to 10 changes to green for 1 second and
then back to blue.
Each attempt to clear the security warning and its result (successfully or unsuccessfully) is logged inside the
projector.
R5905050 DP2K C-SERIES 10/07/2012 85
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