Powering Up A Multiservice Switch 7440 - Nortel 7400 Hardware Installation

394 Chapter 39 Hardware procedures

Powering up a Multiservice Switch 7440

Prerequisites
Procedure steps
NN10600-175 6.1S2
Power up a Nortel Networks Multiservice Switch 7440 after installing all
hardware and cabling.
CAUTION
Risk of equipment damage
You can damage equipment if you power up a device
before you have met the prerequisites listed in
"Prerequisites" (page 399)
• install cabinet or device shelving
• install cooling unit equipment
• install power supplies (in standby mode)
• install termination panels, if required
• install customer-equipment cables, if required
• install control processors (CP) and function processors (FP) in the
disengaged position
• install card cables
• install power cords
• install external alarm cables (for cabinet installations only)
1 Connect and wear the antistatic wrist strap.
2 Make sure that all power supply controls are in the standby position. See
the figure "Multiservice Switch 7440 power supply" (page 396).
3 Ensure that the CP in slot 0 and all FPs are engaged.
4 Toggle on the circuit breakers for the outlets that supply power to the
device.
5 Verify that the LEDs on all power supplies are red.
6 Apply power to one of the power supplies by toggling its power control to
the on position. See "Multiservice Switch 7440 power supply" (page 396).