I n s t a l l a t i o n 3 - 5 5
2-Mb/s Remote Peripheral Equipment Appendix 1 to 553-2741-200
C h a r t 3 - 9
QCAD321 junction box assembly installation
The QCAD321 junction box assembly is equipped with power and control
wiring enclosed in a flexible conduit 5.5 ft (1675 mm) long. The junction box
should be installed on the floor or on the wall within 5 ft. (1525 mm) of the
cabinet.
The QBL25 battery distribution unit should be installed before a tempting
to install the QCAD321 junction box assembly.
S t e p
P r o c e d u r e
1
Unpack the QCAD321 junction box assembly and dispose of the
packing material.
2
Mount the junction box on a wall or locate on floor within 5 ft
(12525 mm) of the cabinet.
3
Remove screws securing cover to junction box and remove
cover.
4
Remove front and rear covers from cabinet.
5
Service in the cabinet will be interrupted when performing this
step on an operating cabinet.
Set the AC BRKR or the AC POWER breaker (whichever is
equipped) on the faceplate of the -48 V rectifier in the cabinet to
OFF.
Set breakers on the faceplates of the power distribution units
(QUX19, QUX20, QUX21) to OFF.
6
If not previously disconnected, disconnect the power line cord
from the commercial power supply.
7
If the first SDI port is equipped with a connector (Figure 2-8),
remove port mounting screws and pull SDI connector away from
cabinet.
