Ross ADC-8733AC, User Manual, Page: 27 / 60

ADC-8733A User Manual (Iss. 02B) User Controls • 3–3
Control and Monitoring Features
This section provides information on the jumpers, buttons and LEDs for the ADC-8733A. Refer
to
Figure 3.2 for the location of the LEDs.
Figure 3.2 ADC-8733A Card-edge Controls
Status and Selection LEDs on the ADC-8733A
The front-edge of the ADC-8733A has LED indicators for the cooling module fan, alarm, and
communication activity. Basic LED displays and descriptions are provided in
Table 3.1 .
Table 3.1 LEDs on the ADC-8733A
LED Color Display and Description
OK/ERROR
Green
When lit, this LED indicates that the card is functioning normal and
that no anomalies have been detected. The following conditions must
be satisfied:
• a valid input signal is present
• if forcing an input standard, the incoming signal matches
• a valid reference signal is present when a reference is required, and
that the reference standard matches the input standard.