Date printed: 24.01.12
37
D21m System
SRC
ZCU in Audio
ZCU in Ded.Pos.
Insert ZCU bits either in the LSB of the audio
or in the spare bits (dedicated position)
Extract ZCU bits either from the LSB of the audio
or from the spare bits (dedicated position)
SRC
ZCU
Gen.
0000
44.1 kHz
48 kHz
Ext.
96 kHz
18 bit
24 bit
16 bit
20 bit
ZCU
Audio
RX SRC Bypass
C+U Bit in audio
C+U Bit Source
TX SRC Bypass
AES/EBU Input
AES/EBU Output
From Backplane
To Backplane
‘Not indicated’ except:
- Professional Mode
- No Emphasis
ON
OFF
ON
OFF
OFF
ON
OFF
ON
ON
OFF
Audio
ZCU
Audio
ZCU
S1
S1
S3
S5/6
S7/8
S4
S2
ZCU in Audio
ZCU in Ded.Pos.
Connector Pin Assignment
AES IN/OUT
(2 × 25pin D-type, female, UNC 4-40 thread)
1
Solder/Crimp View
(or Socket View)
13
25
14
Pin Signal ‘CH 1-8’
Signal ‘CH 9-16’
Pin Signal ‘CH 1-8’
Signal ‘CH 9-16’
1 CH 7/8 out +
CH 15/16 out +
14 CH 7/8 out –
CH 15/16 out –
2 CH 7/8 out screen
CH 15/16 out screen 15 CH 5/6 out +
CH 13/14 out +
3 CH 5/6 out –
CH 13/14 out –
16 CH 5/6 out screen
CH 13/14 out screen
4 CH 3/4 out +
CH 11/12 out +
17 CH 3/4 out –
CH 11/12 out –
5 CH 3/4 out screen
CH 11/12 out screen 18 CH 1/2 out +
CH 9/10 out +
6 CH 1/2 out –
CH 9/10 out –
19 CH 1/2 out screen
CH 9/10 out screen
7 CH 7/8 in +
CH 15/16 in +
20 CH 7/8 in –
CH 15/16 in –
8 CH 7/8 in screen
CH 15/16 in screen
21 CH 5/6 in +
CH 13/14 in +
9 CH 5/6 in –
CH 13/14 in –
22 CH 5/6 in screen
CH 13/14 in screen
10 CH 3/4 in +
CH 11/12 in +
23 CH 3/4 in –
CH 11/12 in –
11 CH 3/4 in screen
CH 11/12 in screen
24 CH 1/2 in +
CH 9/10 in +
12 CH 1/2 in –
CH 9/10 in –
25 CH 1/2 in screen
CH 9/10 in screen
13 n.c.
n.c.