Grass Valley DAP-1781 - Manual (Page 51)

GUIDE TO INSTALLATION AND OPERATION
DAP-1781 | 51
4.8 Channel Status
4.8.1 Channel Status - Status AES1-4 & Status AES5-8 tabs
This tab displays the most relevant parameters coded
within each incoming AES channel:
USE Displays PRO or Consumer
PCM Coding of incoming data: Linear or
Non-Linear.
Emphasis Coding of the emphasis applied on the
signal.
Freq. Mode Indicates if the source is locked to a
local reference signal.
Samp. Freq. Value of the sampling frequency.
Chan. Mode Describes the way the two channels
are used.
User Bits Utilization of the user bits.
Aux. Bits Utilization of the auxiliary bits.
Word Len. Coded quantization value.
Reference Specifies if the source is a reference
signal.
Source ID “origin” signal message (4 ASCII
characters).
Dest. ID “destination” signal message (4 ASCII
characters).
The Channel Status bit (C bit) is read at the card
input for each channel, it will follow the routing of the
audio throughout the card. When necessary it will be
automatically updated to match the audio at the card
outputs.
4.8.2 Channel Status – Src/Dest ID tab
This tab allows modification of the Source and
Destination IDs.
Each entry is limited to four characters and must be
terminated by a keyboard “Enter”.