Nortel Multiservice Switch 7400 Installation & Maintenance page 384

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Copyright © 2005, Nortel
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Hardware procedures
If you are removing a dc cable, disconnect the appropriate -48/60 V dc and
return wire lugs from the terminal block at the rear of the shelf assembly. See
the appropriate figure
• DC power cables connected to a Multiservice Switch 7420 (page 385)
• DC power cables connected to a Multiservice Switch 7440 (page 386)
• DC power cables connected to a Multiservice Switch 7460 (page 387)
• DC power cables connected to a Multiservice Switch (page 388)
or
If you are removing an ac cable, unplug the cable from the power connector
on the power input panel on the rear of the device.
Cut any tie wraps that retain the power cable being replaced.
Remove the power cable.
If your device is in a cabinet, remove the cable through the floor or ceiling.
You can remove the smaller grill cutout in either the top or the bottom of the
cabinet with a 10 mm (3/8-in.) hex driver.
Nortel Multiservice Switch 7400
Hardware Installation, Maintenance, and Upgrade
NN10600-175 7.1S1 Standard
PCR7.1 and up October 2005
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Nortel Confidential