4 wiring of the db-25 audio connector – Doremi Nugget User Manual
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14.1.4
Wiring of the DB-25 Audio Connector
The Nugget-Pro has a DB-25 audio connector with the following pinout:
Pin# Signal Description
Pin# Signal Description
1
No Connection
14
No Connection
2
No Connection
15
Ch 5 analog
3
Ch 6 analog
16
Ch 5 & 6 analog GND
4
Ch 3 analog
17
Ch 4 analog
5
Ch 3 & 4 analog GND
18
Ch 1 analog
6
Ch 2 analog
19
Ch 1 & 2 analog GND
7
IEC-958 plus
20
IEC-958 minus
8
IEC-958 GND
21
Ch 5 & 6 plus
9
Ch 5 & 6 minus
22
Ch 5 & 6 GND
10
Ch 3 & 4 plus
23
Ch 3 & 4 minus
11
Ch 3 & 4 GND
24
Ch 1 & 2 plus
12
Ch 1 & 2 minus
25
Ch 1 & 2 GND
13
No Connection
•
Analog audio is unbalanced (300mV).
•
Digital audio is balanced (XLR compatible)
•
The audio breakout cable is manufactured by Hosa part number DTM-803, it will provide
3 pairs of AES/EBU on XLRs 1,2,3 and 3 pairs of unbalanced analog channels for
monitoring purposes on XLRs 5,6,7 (two unbalanced analog audio channels per XLR.
Pin1=GND, pin2=left, pin3=right).
NUG.OM.000105.DRM
Page 55
Version 3.1
Doremi Labs, Inc.