Measurement Computing Data Translation DT9857 User Manual page 179

Table 47: LED Status Indicators on the DT9857E Module
LED Color of the LED
Input Trigger Off
LED
Solid amber
Solid green
Output Off
Trigger LED
Solid amber
Solid green
Power LED Off
Solid green
USB LED Off
Solid green
Solid amber
Status Description
Idle
Input subsystem armed; it is waiting for an external digital
trigger, threshold trigger, or Sync Bus trigger (the module
must have been configured for one of these trigger types)
Input subsystem has been triggered
Idle
Output subsystem armed; it is waiting for an external digital
trigger, threshold trigger, or Sync Bus trigger (the module
must have been configured for one of these trigger types)
Output subsystem has been triggered
Power off
Power on (requires both the USB cable and the external
power to be plugged in as the module is held in reset until
both conditions are true)
Module not opened
Module enumerated as a USB 2.0 high-speed device
Module enumerated as a USB 1.1 full-speed device
Connector Pin Assignments and LED Status Indicators
Location
Front Panel
Front Panel
Front Panel
Rear Panel
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