Ericsson AVP 1000 1RU, Reference Manual, Page: 35 / 508

Installing the Equipment
EN/LZT 790 0023/1 R16A
2-11
Unbalanced Audio (AVP/CAB/UNBAL)
With this option four unbalanced AES-3id audio channels can be connected to the
Audio/Data D-Type connector on an option card.
A BNC plug 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 2.18 Digital Audio Input (Unbalanced)
Item Specification
Connector types 15-way D-Type
Connector designations AUDIO/DATA
Pin Outs Digital 1 – 1
Digital 1 – Shell
Digital 2 – 1
Digital 2 – Shell
Digital 3 – 1
Digital 3 – Shell
Digital 4 – 1
Digital 4 – Shell
Ref – 1
Ref – Shell
1
9
10
3
4
12
13
6
7
15
Digital 1 Line
Screen
Digital 2 Line
Screen
Digital 3 Line
Screen
Digital 4 Line
Screen
AES3 Reference (48 kHz)
Screen
2.3.4.6 Analogue Audio Input via the 15-way D-type Connector (CE-xA)
Two stereo pairs of analogue audio may be input via the
15-way D-type connector labeled AUDIO/DATA. The
analogue audio can either be balanced or unbalanced
depending on the audio breakout cable used.
Table 2.19 Audio Breakout Cables
Marketing Code Part Number Supported Audio Mode
AVP/CAB/BAL S14936 Audio Breakout
Cable Balanced Audio: 4 XLRs in + 1 BNC for Audio
Reference Output
AVP/CAB/UNBAL S14937 Audio Breakout
Cable Unbalanced Audio: 4 BNCs in + 1 BNC out for
Audio Reference Output
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.