Mircom LT-6666-QAS-2X8 Operating instructions

Mircom
Brand
Mircom
Model
LT-6666-QAS-2X8
Type
Operating instructions
LT-6666 Rev. 0 June 2019
1
QAS-2X8
Audio Splitter
Installation Instructions
1.1 Installation
The QAS-2X8 mounts on the rightmost side of the QX-mini(-BP) or AUDMAX-MASTER(-BP) board using
four spacers. The QAS-2X8 uses a ribbon cable for connections and power.
1. Replace one standoff for each screw on the right side of the QX-mini(-BP) or
AUDMAX-MASTER(-BP) board as shown in Figure 1.
2. Attach ribbon cable between P7 on the QX-mini(-BP) or AUDMAX-MASTER(-BP) board to P1 on
QAS-2X8 audio zone splitter board.
3. Place QAS-2X8 board so its screw holes align with the standoffs.
4. Secure QAS-2X8 using four screws.
Figure 1 Installing the audio zone splitter module
Note: Ensure ALL AC and battery connections are disconnected before attempting to
install or remove any component. Otherwise, board damage may occur.
i
Main Board
Stando
Audio zone
splitter
Screw
LT-6666 Rev. 0 June 2019
2
1.2 Wiring
The terminals on the QAS-2X8 are shown below and are described in Table 1.
Figure 2 QAS-2X8 audio zone splitter module connections
For complete wiring instructions, refer to LT-2077 or LT-2077SEC.
Table 1 QAS-2X8 audio zone splitter module terminals
Terminal Description
P1 Ribbon cable terminal to P7 on main board.
TS2 Amplifier input 1 terminals.
TS3 Amplifier input 2 terminals.
TS1A - TS1H Output terminals 1-8 for audio zones.
+
OUTPUT 1
+
+
−
INPUT 1
+
INPUT 2
+
OUTPUT 2
+
+
OUTPUT 3
+
+
OUTPUT 4
+
+
OUTPUT 5
+
+
OUTPUT 6
+
+
OUTPUT 7
+
+
OUTPUT 8
+
Class B Class A Class B Class A
Class B
Class A
Class B
Class A
Class B
Class A
Class B
Class A
Class B
Class A
Class B
Class A
TS2 TS3 TS1A TS1B
TS1C
TS1D
TS1E
TS1F
TS1G
TS1H
P1
Amplier input 1
Amplier input 2
Ribbon
Connector
(connects to
P7 on main
board)
Output 1
Output 2
Output 3
Output 4
Output 5
Output 6
Output 7
Output 8
−−−
−−
−− − − −− −− −− −−
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Mircom LT-6666-QAS-2X8 Operating instructions

Mircom
Brand
Mircom
Model
LT-6666-QAS-2X8
Type
Operating instructions
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