Centralized audio applications
EST3 Installation and Service Manual 4.23
4
8
3
7
2
6
1
5
4
8
3
7
2
6
1
5
4
8
3
7
2
6
1
5
SIGA-CR DEFINED AS
NONSUPERVISED OUTPUT
SIGA-CR DEFINED AS
NONSUPERVISED OUTPUT
SIGA-CR DEFINED AS
NONSUPERVISED OUTPUT
SIGA-CR DEFINED AS
NONSUPERVISED OUTPUT
SIGA-CR DEFINED AS
NONSUPERVISED OUTPUT
FROM 3-ZAxx
AUDIO POWER
AUDIO POWER
AUDIO POWER
AUDIO POWER
AMPLIFIER 1
AMPLIFIER 3
AMPLIFIER 4
BACKUP RISER
AMPLIFIER 2
RELAY ACTIVATES ON
AMP 1 FAILURE
RELAY ACTIVATES ON
AMP 2 FAILURE
RELAY ACTIVATES ON
AMP 3 FAILURE
URSM
(3ATPINT5.CDR
I
A-
T1 or
T2 INPUT M
DULE
(Personality Code 3)
DEFINED AS MONITOR DEVICE TYPE
MODULES REPORT RISER TROUBLE
TO NETWORK CONTROLLER
'AMP1_FAIL'
'AMP1_BKUP'
'ATP1_ACT'
+24VDC
+24VDC
'ATP2_ACT'
'AMP1_PRI'
4
8
3
7
2
6
1
5
AMP2
BKUP'
4
8
3
7
2
6
1
5
'AMP3
BKUP'
AMP2
FAIL' 'AMP3
FAIL'
RKU SERIES ENCLOSURE
4
8
3
7
2
6
1
5
4
8
3
7
2
6
1
5
4
8
3
7
2
6
1
5
2
1
1
3
2
1
3
Supervised
Power Limited
Not Power Limited
ACT
AMP 3
AMP 4
ATP 2
OUT IN
OUT IN
IN
RISER 1
OUT
IN
RISER 2
OUT
PRE-AMP
OUT 3
PRE-AMP
OUT 4
3-ATPINT
AMP 1
AMP 2
ACT
ATP 1
OUT IN
OUT IN
IN
RISER 1
OUT
IN
RISER 2
OUT
PRE-AMP
OUT 1
PRE-AMP
OUT 2
3-ATPINT
ARA-1 RELAY
ARA-1 RELAY
ARA-1 RELAY
AUDIO RISER,180 WATT MAXIMUM PER RISER
URSMURSM
EOL
Figure 4-14: Amplifier bank with spare amplifier