Qpc705 Power Converter Installation - Northern Telecom Meridian SL-1 Installation Manual

2-36 Installation and connections
Chart 2-7

QPC705 POWER CONVERTER INSTALLATION

The QPC705 power converter mounts in the slot between the QUAA3 power unit and the
QUX19 power distribution unit. A QCAD278 cable is required to connect the QPC705 power
converter.
STEP PROCEDURE
1 Remove the lower front and rear cabinet panels.
2 Remove the lower EMI shield (if equipped) from the rear of the cabinet.
3 From the front of the cabinet, remove dummy faceplate covering the slot between the
QUAA3 power unit and the QUX19 power distribution unit.
4 Unpack the QPC705 power converter.
5 Connect connector 705 on the QCAD278 cable to the connector on rear of QPC705
power converter.
6 From the front of the cabinet, route the free end of the QCAD278 cable through the slot
between the QUAA3 unit and the QUX19 unit to the rear of cabinet.
7 Insert the QPC705 power converter in its assigned slot and secure to cabinet with
mounting screws.
8 Caution: Service in the cabinet is interrupted when performing this step.
Set the CAB INP breaker on the QUX19 unit to OFF.
9 From the rear of the cabinet, connect connector P2 of the QCAD278 cable to connector
P2 at the rear of the QUX19 unit.
10 Connect the black lead (equipped with a spade connector) to terminal 2 of TB2 on the
rear of the QUX19 unit.
11 Connect the black lead (equipped with a ring connector) to the GRD2 terminal on the
ground bus at the rear of the cabinet.
12 Set the CAB INP breaker on the QUX19 unit to ON. Service should be restored to the
cabinet.
Appendix 1 to 553-2601-200