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3-42
Installation
F i g u r e 3 - 8
Reserve power supply connections
Straps For
Batteryless
Operation Only
(Store Straps With
Screws Provided
When Not in Use)
Black
Red
White
Place Wiring
In Channel
Note: These terminals are located on the QUX21 unit in PE expansion cabinets.
PE expansion cabinets are not equipped with QUX19, QUX20 or QPC705 units.
2-Mb/s Remote Peripheral Equipment
Wires 1 And 2
From Battery Unit
Power Connections
Long Red and Black
TB3
1
1
2
TB4
2
+OUT
+SENSE
-SENSE
-OUT
DC ON
Commercial Power Supply
(Ill553-1137)
Rear View Of Cabinet
Red and Black
Commercial
Wires From
Battery Unit
(Note)
Rectifier
TB1
•
BLACK
WHITE
•
GND
Bridged White Wire
To Terminal 3
DC ON
SDI
Port
Power Cord To
Appendix 1 to 553-2741-200
Terminal 3
DC ON
Connection
(Note)
QUX19
Q
QUAA3
TB2
P
TB1
C
BK R
7
0
1
5
2
Green
Wire
QUX20
90° Elbow
Power Cable In Flexible
Conduit From Battery Unit
Ground Bar
Lugs
GRD1A
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