Led diagnostics – Sierra Video Yosemite User Manual
Page 78
SIERRA VIDEO
72
LED Diagnostics
While the Yosemite Family routing switchers are in operation LEDs indicate the system’s
performance. On the 504001 processor there are ten DIP Array LEDs located in LED1. These
LEDs reveal possible problems and can help you troubleshoot the routing switcher performance.
504001 LED Indicators to the right of DIP Switches
LED
Meaning
LED1
Terminal receive data.
LED2
Host receive data.
LED3 No
function.
LED4 No
function.
LED5
LED 3-7 continuously count during normal operation. During
initialization, they signal self-test info shown below.
LED6
LED7
LED8
ON = Error detected that caused a full program restart.
LED9
OFF = Initializing;
ON = Finished initializing.
LED10
ON = Cold start, battery-backed RAM reinitialized.
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