392 Chapter 39 Hardware procedures
NN10600-175 6.1S2
Powering up a Multiservice Switch 7420
Power up a Nortel Networks Multiservice Switch 7420 after installing all
processor cards.
Prerequisites
• install cabinet or device shelving (for rack-mounted installations)
• install termination panels, if required
• install power cables
Procedure steps
1 Connect and wear the antistatic wrist strap.
2 Make sure that the power control is in the standby position. See the figure
“Multiservice Switch 7420 power control” (page 393).
3 Ensure that the CP in slot 0 and the FPs are engaged.
4 Turn on the circuit breakers for the outlets that supply power to the device.
5 Apply power by toggling the power control to the on position.
6 Verify that the cooling unit is operational and that the LED display on each
FP is appropriate. See
“Processor card LED status display” (page 326)
7 Verify that the appropriate LEDs are illuminated on termination panels.
See “Termination panel LED status display” (page 393)
CAUTION
Risk of equipment damage
You can damage equipment if you power up a device
before you have met the prerequisites listed in this
section.
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