Grass Valley Imagestore 750 v.3.0.1 - Manual (Page 168)

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Control and Monitoring
Monitoring and Alarms
The following types of error condition are supported:
Unlocked The external reference signal is missing or bad.
Format mismatch The input signal does not match the output video standard.
Video loss Video is missing from the input.
Input timing Input timing either follows behind or is more than one line before the
program output.
Overall timing Any one of the available input timing errors is triggered.
Audio type change Audio type changes between PCM, Dolby E, Dolby Digital and non-
PCM.
Audio loss Audio signal is not present.
Temperature FPGA temperature is greater than 80 °C.
Voltage Any one of the available voltages is out of tolerance by ± 5% or more.
PSU The power supply unit is out of tolerance by ± 10% or more.
Disk usage The disk usage exceeds 80% of available capacity.
Slave connection The slave connection has been lost. Note that the slave heartbeat
must be set up in ‘Slave > Slave Heartbeat’ section under ‘Configura-
tion Mode’ in the Imagestore 750 Configurator. A valid Intuition XG
must connected for the slave connection to operate.
Router connection The router connection has been lost. Note that the master control
option (
IS-750-Master-Control ) must be present for this to operate.
Video FTB The most downstream keyer (DSK 4) has been faded to black.
Audio FTS Audio has been faded to silence.
GPIO direction The GPIO direction has changed.
GPIO status The GPIO status has changed.
Health — voltage 
Health — PSU [1 or 2] 
Health — fans  
Health — slave connection 
Health — router connection 
System — network interface link 
System — disk usage 
Video — FTB angle 
Audio — FTS angle 
GPIO line [0 to 15] — direction 
GPIO line [0 to 15] — status 
Error Condition
Alarm Level
No
Error Minor major Critical
Table 7-1: Imagestore 750 monitored error conditions