Input Cards And Output Cards - GRASS VALLEY NV8500 Series User Manual

Input Cards and Output Cards

You can observe the LEDs on the input and output cards to determine whether the cards are
operating properly. This illustration shows the LEDs of a 3Gig/TDM (MADI) input card as an
example:
These are the LEDS at the front of an input or output card, from top to bottom:
LED No.
12
11
2
3
4
5
6
7
LED 12: Test (green)
LED 11: Valid Backplane (green)
LED 2: Path Light (blue)
LED 3: Alarm (red)
LED 4: Power (green)
LED 5: FPGAs Loaded (yellow)
LED 6: Good COM (green)
LED 7: Bad COM (red)
LED Name LED Color
Test Green
Valid Backplane Green
'Path Lite' Blue
Alarm Red
Power Green
FPGAs Loaded Yellow
COM Good Green
COM Bad Red
Function
ON normally. In TDM test mode with DIP switch position
8 in the ON position, LED 12 will blink at a rate of approx-
imately 1Hz
ON if the card is mated to a correct backplane
normally
OFF . On if errors were detected in either
stream under test mode, reset by pressing the PathLite
switch. Reserved for Grass Valley personnel.
OFF normally. ON if there is a power supply failure
ON if all power supplies are working properly
ON
if all FPGAs have successfully loaded. OFF otherwise
ON if communication with the control card is good. OFF
otherwise
ON if errors are received in the control stream from the
control card. Will Blink in test mode
NV8500 Series
User's Guide
167