
D500-50-00 7 I56-1802-012
FIGURE 12: EXAMPLE OF CLASS B, STYLE Y AUDIO NAC CONFIGURATION.
BASE ADDRESS
STATUS
INDICATORS
NAC
PS
NAC
PS
—
+
+
—
NAC
PS
—
+
+
—
NAC
PS
—
+
+
—
NAC
TOP
BOT
– +
+ NAC –
– +
– PS +
SLC
PS
—
+
+
—
+1
+2 +3 +4 +5
T11
T10
T0
+0
T12
T1 T2 T3 T4 T5
T13 T14 T15
T16
ENABLE POWER SUPPLY MONITOR
DISABLE SHORT CIRCUIT PROTECTION
—
+
+
—
A/B SELECT
DISABLE 1
DISABLE 2
DISABLE 3
0
1
2
3
4
5
6
7
8
9
0
7
8
6
5
4
3
2
1
9
AUDIO
AMPLIFIER
TO NEXT
DEVICE
–
+
–
+
FROM PANEL OR
PREVIOUS DEVICE
–
+
–
+
SIGNAL LINE CIRCUIT
(SLC)
32 VDC MAX.
SEE PANEL INSTRUCTION MANUAL
FOR WIRE REQUIREMENTS.
(–)
(+)
POWER-LIMITED
AND SUPERVISED
TOP OF T0
SLC +
SLC –
SLC +
SLC –
RED
BLK
(–)
(+)
+
–
*NOTE 1
–+
A2143-10
47K
*NOTE: To audio amplifier supervision EOL device. Refer to Control
Panel Installation Manual for wiring instructions
C0179-05
FIGURE 13: EXAMPLE OF CLASS A, STYLE Z AUDIO NAC CONFIGURATION.
BASE ADDRESS
STATUS
INDICATORS
NAC
PS
NAC
PS
—
+
+
—
NAC
PS
—
+
+
—
NAC
PS
—
+
+
—
NAC
TOP
BOT
– +
+ NAC –
– +
– PS +
SLC
PS
—
+
+
—
+1
+2 +3 +4 +5
T11
T10
T0
+0
T12
T1 T2 T3 T4 T5
T13 T14 T15
T16
ENABLE POWER SUPPLY MONITOR
DISABLE SHORT CIRCUIT PROTECTION
—
+
+
—
A/B SELECT
DISABLE 1
DISABLE 2
DISABLE 3
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
*Remove shunt for Class A operation.
AUDIO
AMPLIFIER
TO NEXT
DEVICE
–
+
–
+
FROM PANEL OR
PREVIOUS DEVICE
–
+
–
+
–
+
SIGNAL LINE CIRCUIT (SLC) 32 VDC MAX.
TWISTED PAIR IS RECOMMENDED.
(–)
(+)
POWER-LIMITED
AND SUPERVISED
TOP OF T0
SLC +
SLC –
SLC –
SLC +
(–)
(+)
+
–
*NOTE 1
–
+
*NOTE: To audio amplifier super-
vision EOL device. Refer to Control
Panel Installation Manual for wiring
instructions
C0238-01
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