Reference Manual D AD 5220 Version2.0
Page 19
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If no parameters are changed for 10 seconds then
the current settings will be written into flash memory
automatically, this can be seen by the channel
condition LEDS flashing yellow four times.
Alarm/LED Status Indicators
The D AD 5220 module has LED indicators that serve
as alarm and status indication for the module.
Function is described below.
The Indicators are found on the front edge of the
module PCB. Status indicators are at the top and
the alarm LED is at the bottom. (Figure 2)
Channel Condition Indicators
Channel Status LED`s are provided on the module
front edge, which has three color states. LED 1 is for
AES in 1
and LED 2 is for
AES in 2
.
Note
.
When in 1:8 mode LED2 is always
OFF
LED Color
Indication
Green
Input Signal Present / locked
Yellow
AES errors (Parity errors)
Red
Input signal not present / not locked