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MLC 104 IP Plus Series • Operation, Features, and Cabling
13
Front Panel Security Lockout (Executive Mode)
To prevent accidental changes to settings, the MLC features front panel security lockout
(executive) modes for disabling access to controls. When panel lockout is enabled, no one can
make changes using the buttons or volume knobs on the MLC front panel, SCPs, or control
modules. When the front panel is locked, functions and adjustments can be made only via
RS-232, Telnet, or web browser control. The
corresponds to and also enables this mode (see page 78). For details, see the
section starting on page 7 and the
section starting on page 34. The only way to override a front
panel lockout via the front panel is to enter a personal identification number (PIN) to unlock the
panel, using MLC input buttons as a numeric keypad for PIN entry, as shown on page
Enabling and disabling front panel lockout via the embedded web pages
and the front panel
When front panel lockout is enabled, if a button is pressed, the button flashes red, but
no change occurs. Nothing—not input switching, projector control, room control, volume
adjustment, or any other knob- or button-executable function—results from front panel
actions when lockout is active. Changes can still be made via RS-232 or Ethernet (Telnet or
web browser) control.
Front panel lockout can be enabled or disabled using the embedded web pages whether
or not a PIN has been set. However, a PIN must be set up before you can enable or disable
lockout using the front panel buttons.
Using the web pages
1.
Using a web browser, enter the IP address of the MLC to open the MLC embedded
web page. If an administrator password has been set and if you are prompted to do so,
type in the administrator password.
2.
Click on the
Configuration
tab, which opens to the System Settings page.
3.
Select either
Off
or
Disable Front Panel, SCP, Control Modules and IR
in the Executive Mode settings area. See the following image.
NOTE:
If
Disable Front Panel, SCP, Control Modules and IR
is
selected via the System Settings factory default web page, front panel lockout
cannot be enabled or disabled via the front panel unless PIN Mode is enabled.
See page
for the SIS command (
X?
*60#
) for PIN enabling and disabling.
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