QSC DPA4.2Q User Manual page 7

Bridged (A+B) and Separate (C D) Channels
For A+B (Bridged) One Loudspeaker
Use one 2-wire cable connect to:
• T1+/T3-
For C & D (Separate) Two Loudspeakers
Use two 2-wire cables connect to:
• T5+/T6- for CH C
• T7+/T8- for CH D
Two Pair of Parallel Channels (AB CD)
For AB (Parallel) CD (Parallel) Two Loudspeakers
Use two 2-wire cables, connect to:
• T1+/T2-
• T5+/T6-
Parallel Channels (ABCD)
For One Loudspeaker
Full power to one loudspeaker
Use one 2-wire cable, connect to:
• T3+/T4-
For Multiple Loudspeakers
Full power for multiple loudspeakers in parallel
Use up to four 2-wire cables, connect to:
• T1+/T2-
• T3+/T4-
• T5+/T6-
• T7+/T8-
TD-000436 -01 -A
CHANNEL CONFIGURATION
Q A+B Q C Q D
3 Channels: A+B C D
Channel Configuration Locked to Design
— Figure 9 —
CHANNEL CONFIGURATION
Q AB Q CD
2 Pair of Paraller Channels: AB CD
Channel Configuration Locked to Design
— Figure 10 —
CHANNEL CONFIGURATION
Q ABCD
1 Channel: A B C D
Channel Configuration Locked to Design
— Figure 11 —
7
+
CH A
-
+
CH B
-
+
CH C
-
+
CH D -
OUTPUTS TO SPEAKERS
+
T1
CH A
-
T2
+
T3
CH B
-
T4
+
T5
CH C
-
T6
+
T7
CH D
-
T8
+
CH A
-
+
CH B
-
+
CH C
-
+
CH D -
PARALLEL CHANNEL
COMBINING APPLICATIONS
CH AB
T1
+ -
T1 T2
+ -
T3 T4
T2
CH CD
+ -
T3 T5 T6
+ -
T7 T8
BRIDGED
T4
+
CH A B
CH ABC
+ -
+ -
T1 T3
T1 T2
T5
-
+
T4
T3
+
CH C D
+ -
T5 T6
T6
+ -
T5 T7
CH ABCD
+
T7 CH AB CD
+ -
T1 T2
+ -
T1 T5 + -
T3 T4
+ -
T8 T3 T7
+ -
T5 T6
+ -
T7 T8
PARALLEL CHANNEL
COMBINING APPLICATIONS
CH AB
+ -
SETTINGS CAN BE T1 T2
CONFIGURED FOR
70V, 100V AND
CH CD
200V DIRECT
+ -
OUTPUT. T5 T6
BRIDGED
+
CH A B
CH ABC
+ -
+ -
T1 T3
T1 T2
+ -
T3 T4
+
CH C D -
+
T6
T5
+ -
T5 T7
CH ABCD
+
CH AB CD
+ -
T1 T2
+ -
T1 T5 + -
T3 T4
+ -
T3 T7 + -
T5 T6
+ -
T7 T8
PARALLEL CHANNEL
COMBINING APPLICATIONS
CH AB
T1
+ -
T1 T2
+ -
T3 T4
T2
CH CD
+ -
T5 T6
T3
+ -
T7 T8
BRIDGED
T4
+
CH A B
CH ABC
+ -
-
T1 T3 +
T2
T1
T5
-
+
T4
T3
+
CH C D
+ -
T5 T6
T6
+ -
T5 T7
CH ABCD
+
T7
CH AB CD
+ -
T1 T2
+ -
T1 T5 + -
T3 T4
+ -
T8 T3 T7
+ -
T5 T6
+ -
T7 T8