DAA2 & DAX — P/N 53265:A1 8/24/2011 33
DAA2 Installation DAA2 Digital Audio Amplifiers
Speaker Circuits
Speaker circuits 1 through 4 (terminals 10 through 13) provide for two NFPA Class A (Style Z)
connections for high-level audio output, four NFPA Class B (Style Y) connections, or One Class A
and two Class B connections. These connections dynamically share the 50W or 75W output
capability of the DAA2.
Speaker connections are illustrated in Figure 2.19
High-level audio Out
• Ckt 1 (TB10)
• Ckt 2 (TB11) - TB11 may act as a
4-wire return for TB10
• Ckt 3 (TB12)
• Ckt 4 (TB13) - TB 13 may act as a
4-wire return for TB12
12-18 AWG twisted-pair
recommended
SHIELD
OUT 1
TB10
SHIELD
OUT 2
TB11
SHIELD
OUT 3
TB12
SHIELD
OUT 4
TB13
Figure 2.19 Speaker Circuit Connections
DAA2
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