Nortel Meridian 1 Replacement Manual page 159

Hardware replacement
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5
Reconnect all external wiring to the field wiring terminal block on the
PDU:
Note: All wiring to the PDU must be routed within the cable-tie saddles
and under the cable restraint bar at the base of the pedestal.
— Remove the plastic safety cover over the terminal block.
— Connect the red BAT (–48 V) wires to the terminal block:
– for modules 0 and 1 connect to the BAT 0,1 terminal
– for modules 2 and 3 connect to the BAT 2,3 terminal
The safety ground/protective earth wires and all wiring to the block in the
PDU must be neatly routed within the cable-tie saddles and under the
cable restraint bar at the base of the pedestal. This ensures that there is
room to install the PDU cover, safety cover, and rear grill.
Connect the black BATRTN (48 V return) wires to the terminal block:
– for modules 0 and 1 connect to the BATRTN 0,1 terminal
– for modules 2 and 3 connect to the BATRTN 2,3 terminal
Connect the orange (or white) wire to the LRTN terminal.
6
Reinstall the plastic safety cover over the terminal block.
7
Reseat the blower unit:
a
Lift the unit slightly and slide it into the pedestal glides. Set the
toggle switch to ON (right).
b
Tighten the screws on the front of the unit.
8
Reconnect cables to the system monitor faceplate.
9
Set all five circuit breakers on the PDU to OFF (down). Reconnect the
source of DC power.
Replacing equipment
Hardware replacement
Page 159 of 362

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