Christie DS Series Service Manual page 113

11-5 How to inactivate the security functions
This projector is equipped with security functions as below.
(1) My Screen PASSWORD
The My Screen PASSWORD function can be used to prohibit access to the My Screen function
and prevent the currently registered My Screen image from being overwritten.
(2) PIN lock
PIN lock is a function which prevents the projector from
being used unless a registered Code is input.
(3) Transition detector
Transition detector is a function which prevents the
projector from being used if vertical angle of the projector
and INSTALLATION setting is not same with recorded.
(4) MY TEXT
This item allows you to display your own message (MY TEXT)
on the START UP screen and INPUT_INFORMATION. It can be protected by a password to
prevent it from being overwritten.
 Security function inactivation
It is possible to inactivate all security functions temporarily with the following procedures.
1. Open the ADVANCED MENU and select SECURITY - ENTER PASSWORD, and then press the
► button to display the ENTER PASSWORD box.
(The BOX will be also displayed by pressing the MENU button when Transition Detector Alarm is
displayed.)
2. Press the MAGNIFY OFF button, then re-press and hold the MAGNIFY OFF button for 3 second
or longer to display ENTER SERVICE PASSWORD box.
3. Enter the "Life key" (MENU, ▼, GEOMETRY, ▲). Then all security functions will be inactivated
until the projector is turned off.
NOTE:
• The Life key can be used up to 30 times. The key cannot be used thereafter. If the Life key
cannot be used, see the paragraph of SECURITY menu in the User's Manual. The frequency in
which Life key is input will be set to 0 after the registered code is input.
• The SECURITY menu cannot be operated if the SECURITY PASSWORD was released by Life
key.
LWU900-DS/LHD878-DS/LWU755-DS
Service Manual
LWU900-DS / LHD878-DS / LWU755-DS
ENTER PASSWORD box
ENTER SERVICE PASSWORD box
112
Transition Detector Alarm
020-001586-01 Rev. 1 (02-2021)
LIT MAN SERV DS Series