User manual

2. Front-Panel:
2.1.1. Input Select Switch
Input selector for S/PDIF coax in, Toslink in and USB in. This can be changed on
the fly to select various sources.
2.1.2. Power LED
Illuminated when there is DC power to the Pace-Car USB.
2.1.3. FIFO Overrun indicator
Illuminated when the internal memory has overflowed. For this to occur, the data
input rate must be higher than the data output rate. Check rear-panel Sample-
Rate switch for correct position in Modes 1,2 and 3. Not illuminated in normal
operation.
2.1.4. FIFO Empty Indicator
Illuminated when the internal memory is empty. Normally on at power-on with no
data sources, or if the data input rate is lower than data output rate. Check rear-
panel Sample-Rate switch for correct position in Modes 1,2 and 3. Not
illuminated in normal operation.
2.1.5. Sample-Rate Indicators
Only one LED is illuminated at a time. Indicates the Sample-Rate of the
incoming data-stream that is selected by the Input Select Switch.
3. Back-Panel