DAA2 & DAX — P/N 53265:A1 8/24/2011 73
Configuration BDA Backup Digital Amplifiers
DAA2-75 Configurations with BDA
Figure 4.11 Basic (No BDA)
Figure 4.12 One Group with Backup
50W
AMPLIFIER
1
2
3
4
Two Groups
Each group:
• 50W.
• Single channel.
• Two Class B Outputs or One Class A Output.
• No backup. BDA is a primary amplifier.
• No charger.
• Requires external backup with the same
configuration (DAA2 with BDA).
Group 1
50W
BDA
Group 2
Two Groups - Variations:
Both variations require Class B for the smaller group.
EXTERNAL
CHARGER
50W
AMP
Group 1
50W
BDA
Group 2
1
3
4
2
50W
AMP
Group 1
50W
BDA
Group 2
1
3
4
2
EXTERNAL
CHARGER
EXTERNAL
CHARGER
Figure 4.10 Two Groups
CHARGER
75W
AMPLIFIER
1
2
3
4
One Group
• 75W.
• Single channel.
• Four Class B or Two Class A Outputs.
• No backup. Requires external backup.
• Two charger settings available. See Table 2.2, “Battery
Charging Capabilities,” on page 14 for settings.
CHARGER
75W
AMPLIFIER
1
2
3
4
One Group
• 75W.
• Single channel.
• Four Class B or Two Class A Outputs.
• BDA as backup.
• Two charger settings available. See Table 2.2, “Battery
Charging Capabilities,” on page 14 for settings.
• Does not require external backup.
Group 1
75W
BDA
Group 1