Ericsson AVP 1000 1RU, Reference Manual, Page: 34 / 508

Installing the Equipment
2-10
EN/LZT 790 0023/1 R16A
Note: An audio breakout cable is NOT supplied as standard with the chassis, and
must be ordered separately.
The chassis detects which cable is fitted (balanced or unbalanced) and makes the
necessary selection.
Table 2.16 Breakout Cable Detection Criteria
Item AES3 AES-3id
Interface Balanced Unbalanced
Connector XLR-3 BNC
Impedance 110
Ω
75
Ω
Input Level 2-7 V peak to peak 1 V peak to peak
Max Input 7 V peak to peak 1.2 V peak to peak
Max Current 64 mA 1.6 mA
Min Input 0.2 V 0.32 V
Cable Shielded Twisted Pair Coax
Interface Balanced Unbalanced
Balanced Audio (AVP/CAB/BAL)
With this option four balanced AES3 audio channels can be connected to the
Audio/Data D-Type connector on an option card.
An XLR socket is provided for each of the four digital inputs, and a 75 Ω BNC plug
for an AES3 reference signal at 3.072 Mbps. The reference signal contains a 1 kHz
tone at -6 dBFS at a sample rate of 48 kHz.
Table 2.17 Digital Audio Input (Balanced)
Item Specification
Connector types 15-way D-Type
Connector designation AUDIO/DATA
Pin Outs Digital 1 – 1
Digital 1 – 2
Digital 1 – 3
Digital 2 – 1
Digital 2 – 2
Digital 2 – 3
Digital 3 – 1
Digital 3 – 2
Digital 3 – 3
Digital 4 – 1
Digital 4 – 2
Digital 4 – 3
Ref – 1
Ref – Shell
Shell
1
9
11
10
3
Shell
4
12
Shell
13
6
7
15
Screen
Digital 1 Line
Digital 1 Return
Screen
Digital 2 Line
Digital 2 Return
Screen
Digital 3 Line
Digital 3 Return
Screen
Digital 4 Line
Digital 4 Return
AES3 Reference (48 kHz)
Screen