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2001 / Jul 01
H A R D W A R E
QAT Card Status LED’s
POWER SUPPLY STATUS (DS5-DS7) -
ON indicates power supply is OK.
FLOW CONTROL (DS11) - Normally flashes; Stuck ON
indicates problem.
DONE LED (DS2) - Normally OFF;
ON when programming the FPGA,
Flashes when system clock is missing.
FIBER INTERFACE (DS3) - lights when Fiber rear
panel card is powered.
RESET SWITCH (SW3) - momentary pushbutton.
Resets the QAT card.
AUXILIARY STATUS LED’s
SURF MSG (DS15) - Normally Flashes; Stuck ON indicates
surf coefficent comm problem.
SURF CTL MSG (DS19)- Normally Flashes; Stuck ON
indicates surf control message problem.
SURF COMM ERROR (DS22) - Normally Flashes;
Stuck indicates surface comm problem.
JTAG HEADER - FPGA programming - factory use only.
SAMPLE RATE STATUS -
DS1 - ON indicates that the rate is 48 kHz
DS4 - ON indicates that the rate is 44.1 kHz
2001 / Sep 03