Instruction manual

ACU-1000 Operations Manual
Interoperability Now 5-15
1
15
9
8
P13
U12B
BACKPLANE I/O
LATCHES &
DRIVERS
U7
DIGITAL
OUTPUTS
Q11, Q12, Q13
DIGITAL
INPUTS
U4
1
2
3
JP1
DSP-2 MODULE
AUDIO BUS 1 TO 16
DATA BUS 1 TO 8
CONTROL BUS
2
3
4
5
6
7
10
11
12
13
14
A
UNBAL
BAL
U16A
U17-U25
16 Audio Gates
U17-U26
16 Audio Gates
0 dBm
1
2
3
JP1
U16B
U12A
DSP
PROCESSOR
U10
AN IN DIG OUT
A/D, D/A #2
U8
AN OUT DIG IN
AN IN DIG OUT
A/D, D/A #1
U8
AN OUT DIG IN
0 dBm
T2
R16
560
Balanced
Input
Impedance
RXB
RXA
TXB
TXA
T1
1:1
1:1
DSP MODULE
RXD
TXD
/AUX 1
/AUX 2
/PTT
/AUX 1 IN
/AUX 2 IN
/COR IN
U15A
U15B
RS-232
INTERFACE
U27
ETHERNET
XCVR
U6
RJ-45
CONNECTOR
8
J1
CPU
U4
Figure 5-2 DSP-2 Block Diagram