USA MAV500/MKVI Service Manual
Audio Amplifier and Power Supply
15.5.2 Spare Power Interface
This spare power input allows the 24V to be used by another peripheral. All the
pins are used as there is a high current through the pins.
Table 15-3 Pin Out For Spare Power Connector
Pin Number
Signal Name
Signal Description
1 24V
Power
in
2 24V
Power
in
3
0V
Ground
4 0V Ground
Table 15-4 Spare Power Specification
Signal Name
Description
Voltage
24V ± 10%
Current
< 1A cont. 8.0 A peak
Power Consumption
< 200 W
15.5.3 Optional AC Power Interface
This is the optional AC power input, which allows the use of a mains isolating
transformer with an output of 25 – 0 – 25. All the pins are used as there is a high
peak current through the pins.
Table 15-5 Pin Out For Optional AC Power Connector
Pin No.
Signal Name
Signal Description
1 24VAC1 AC1
in
2 24VAC1 AC1
in
3 0V
Ground
4 0V
Ground
5 24VAC2 AC2
in
6 24VAC2 AC2
in
Table 15-6 Optional AC Power Specification
Signal Name
Description
Voltage
25 – 0 – 25 VAC rms
Current 4A
rms
Power Consumption
< 300 W
28-00486-00
15-5
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© Copyright (ATI) Aristocrat Technologies, Inc. 2002.