Imagine Videotek LLM-1770, Installation And Operation Manual

Page: 38 / 122

Chapter 3
Operation
32
Alarm Display
To view alarms
Press the ALRM button to view alarm status. Alarm status information is displayed as
shown in Figure 3-9 .
Figure 3-9 Alarms Display
The alarm display informs the user that an alarm has occurred in one of four possible
groups: meter based, loudness, time code, or GPI. Each group can support a maximum of
9999 events before the counter stops incrementing.
The Time Since Reset counter indicates how much time has passed since the CLR button
was last pressed. This value stops incrementing after five days, and is indicated by the
LLM-1770 unit displaying the message
> 5 Days .
To access the alarm display
Press and release the ALRM function button.
To access the Alarm Setup menu
Press and hold the ALRM function button.
To clear the display
Press the CLR button to clear the display.
To clear the alarm counts
Press the CLR button to clear the alarm counts.
For information on individual alarms, see Chapter 5, Alarm Descriptions .
Meter Based Alarms
Meter-based alarms can be set for each individual meter’s peak audio, loss of sound, digital
clip, and digital mute. Default values are mode dependent (i.e., ATSC A/85, EBU R 128,
ARIB TR-B32, or custom). Parameters are retained separately for each mode.
To access the Meter Based Alarms Setup menu
Press and hold the ALRM button to access the Alarms Setup menu. Use the navigation
buttons to scroll through the menu selections and to select the Meter Based Alarm
parameters.
For more information on the global Meter Based Alarms Setup menu, see page 58.