EMR User's Guide
High Density Modular Audio Router (AES, Analog, MADI, TimeCode, Data)
Page 78
Revision 1.8
COMPONENT OVERVIEW
2.2.11.7. Front Card Edge Control and LEDs
The EMR-PR48-A front card edge has some key controls and indicators that can help in the installation
and debugging processes. Figure
2-32 show the card edge and describe the expected
behavior of each component. If the status indicators do not behave as described it can be a sign of
installation or configuration issues.
Component
Description
Voltage Status LEDs
This set of LEDs are amber in color and should always be ON
Ethernet 1 LED
This LED is amber in color and flashes when there is activity on
Ethernet port 1
Ethernet 2 LED
This LED is amber in color and flashes when there is activity on
Ethernet port 2
TDM 1 - 6
This LED is green in color when a valid TDM signal is detected on
TDM input.
Bank Select Push
Button
Selects the bank of inputs that are being monitored by the PR
activity LEDs
CH 1-12 LED
This LED is green in color and indicates that inputs 1 to 12 are
currently being monitored by the LTC activity LEDs
CH 13-24 LED
This LED is green in color and indicates that inputs 13 to 24 are
currently being monitored by the LTC activity LEDs
CH 25-36 LED
This LED is green in color and indicates that inputs 25 to 36 are
currently being monitored by the LTC activity LEDs
CH 37-48 LED
This LED is green in color and indicates that inputs 37 to 48 are
currently being monitored by the LTC activity LEDs
Activity LEDs
This set of LEDs are green in color and indicate the Activity on
each respective sub port ( Left = Sub Port B, Right = Sub Port A)
Reference 1 LED
This LED is amber in color and indicates the presence of a valid
reference on input 1. It will flash (2Hz for Pal and 1Hz for NTSC) if
reference is present and is the used reference, or intermittently if
it’s a valid backup reference.
Reference 2 LED
This LED is amber in color and indicates the presence of a valid
reference on input 1. It will flash (2Hz for Pal and 1Hz for NTSC) if
reference is present and is the used reference, or intermittently if
it’s a valid backup reference.
Run/Upgrade Jumper
This jumper is used to place the module in upgrade mode when
upgrading the firmware
Reset Button
This button resets the module
Table
2-32: Description of EMR-PR48-A Card Edge