Ensemble Designs 5470 Digital Processing Amplifier and Legalizer - Manual (Page 8)

Front Panel Controls and Indicators
Each front edge indicator and switch setting is shown in the diagram below:
5470/5475-8
Remote/Local switch:
Set to the mode you
will be using.
Pwr green LED:
Indicates the presence (ON) or
absence (OFF) of power (+5V).
Run green LED:
OFF:
A power fault or halted CPU
ON:
A halted CPU
FAST BLINK:
CPU Run error
SLOW BLINK:
System OK. (If SPI control is
active from the main frame
System Control Module, all
Run indicators will be syn-
chronized.).
In OK green LED:
On when the serial input has been
successfully equalized and the
serial receiver has locked to it
OFF when serial input has not
been equalized and is not locked.
Model 5470 Digital Proc Amp and Model 5475 DNR
EDH green LED:
On when EDH ancillary data is
detected in serial input stream.
OFF when no EDH ancillary data is
detected in serial input stream.
Legalizer switch:
Select On (left) to enable module
processing or Off (right) for
bypassing all processing.
Detail switch:
Select On (left) to enable Detail
Enhancer processing or Off (right)
for no Detail Enhancer processing.
DNR switch:
Select On (left) to enable DNR noise
reduction processing or Off (right) to
bypass DNR processing. Active
when 5475 DNR option is installed.
Hor Bwidth switch:
Set to Full (left) or Limited (right)
horizontal bandwidth. Active when
5475 DNR option is installed.
Nor/Split switch:
Select Nor (left) for a normal screen
output or Split (right) for a split
screen comparison between the
original serial input and the
processed output signal.
Aud Pres green LED:
On when audio ancillary data is
detected in serial input stream.
OFF when no audio ancillary data
is detected in serial input stream.
EDH Error red LED:
On when CRC errors are detected
in the serial input data stream.
OFF when no CRC errors are
detected in serial input stream.