OWS Standalone Manual
MA380 - Rev. 2.4
17
Figure 10 Class-D 250W Audio Amplifier Board Layouts
Table 9 Connection of the Audio Amplifier 20W, 60W, 120W and 250W
Designator
Type
No.
Label
Pin
Description
CON1
Screw
terminals
1
24Vdc
+
24V
dc
Power input
2
-
CON2
Screw
terminals
1
AUDIO IN
+
Audio input from the main control board.
2
-
3
STDBY
Audio amplifier enable/disable input, logic 5V, <= 5mA.
It is to minimize the unit power consumption.
The amplifier output will be disabled when the input is
high.
CON3
Screw
terminals
1
AUDIO
OUTPUT
+
Audio output to the transformer secondary side on the
main control board. 16V RMS to the associated
different transformer.
2
-
3.6 Power Supply Supervision SUB760
3.6.1 General
The SUB760 power supply supervision module is designed to meet the requirement of the Australian
Standard AS4428.5. The board layout and picture are shown in Figure 11
Summary of Contents for BOWS020W
Page 25: ...OWS Standalone Manual MA380 Rev 2 4 24 Figure 13 F647A Iss 8 OWS 60W Interfaced to CIE...
Page 26: ...OWS Standalone Manual MA380 Rev 2 4 25 Figure 14 F647B Iss 8 OWS 60W Standalone...
Page 27: ...OWS Standalone Manual MA380 Rev 2 4 26 Figure 15 F648A Iss 6 OWS 120W Interfaced to CIE...
Page 28: ...OWS Standalone Manual MA380 Rev 2 4 27 Figure 16 F648B Iss 9 OWS 120W Standalone...
Page 29: ...OWS Standalone Manual MA380 Rev 2 4 28 Figure 17 F649A Iss 6 OWS 250W Interfaced to CIE...
Page 30: ...OWS Standalone Manual MA380 Rev 2 4 29 Figure 18 F649B Iss 6 OWS 250W Standalone...
Page 31: ...OWS Standalone Manual MA380 Rev 2 4 30 Figure 19 F649C Iss 7 OWS 500W Interfaced to CIE...
