© 2008 DHD Deubner Hoffmann Digital GmbH

44 Series 52 - 52/XR MADI Router Manual

Ă„nderungen vorbehalten / Subject to change without notice.
8.3.10 52-6851A - XR Communication Controller
Meaning of the LEDs of the 52-6851 Module.
1. Indicates, that the module is running. This LED blinks. Seen from left to right over the entire system, these LEDs should
blink as a moving light.
2. This LED is momentary unused and is reserved for future functions.
3. The LED is on if the communication controller is connected to the controller network via the middle RJ45 connector. It
flashes if data is received.
4. The LED is on if the communication controller is connected to the DHD network via the lower RJ45 connector. It flashes
if data is received.
5. This LED shows the hardware status of the programmable logic and is permanently on if the boot process of the
programmable logic was successfully done.
6. This LED is permanently on and indicates the PLL-Lock of the controller after a reset or power on.