Nortel 7400 Hardware Installation page 29

— "Prerequisites to FP addition" (page 151)
— "Prerequisites to function processor upgrade" (page 163)
• added the FP PEC vintages to clarify the Caution regarding the quantity
of power supplies when initially installing 32-port MSA 2-slot FPs in
— "Prerequisites to FP addition" (page 151)
— "Installing an FP" (page 321)
• revised the procedure "Installing FP cables" (page 349) to
— add to the Prerequisites that shielded interface cables are
automatically grounded through Nortel Networks Multiservice
Switch equipment
— clarify the differences between cabling a termination panel and a
sparing panel
— change the method of cabling at the FP faceplate
• deleted the statement "if necessary in order to avoid ground loops, you
can terminate the shield ground at one end only" from "Making customer
equipment cables" (page 382) since the cable shields must be grounded
at both ends of each connection
• amended the air filter replacement procedures to include tables for
recording replacement frequency and a reminder that air filter
replacement must occur regularly to ensure proper air flow and to
validate processor card warranties. Affected procedures are:
— "Replacing the air filter in a Multiservice Switch 7440" (page 484)
— "Replacing the air filter in a Multiservice Switch 7460" (page 489)
— "Replacing the air filter in a Multiservice Switch 7480" (page 493)
• deleted all occurrences of cable cover NTPS07 since it is not supported
• changed all occurrences of "function processor addition" to "FP
addition"
Multiservice Switch 7400 Hardware Installation, Maintenance, and Upgrade 6.1S2
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