Service manual

5
Removing and Replacing FRUs
5-5
Removal and Replacement Procedures (RRPs)
Concurrent FRUs
Table 5-2 lists the concurrent FRUs. Concurrent FRUs are removed
and replaced while the director is powered on and operational. The
table also lists ESD precautions (yes or no) for each FRU, and
references the page number of the removal and replacement
procedure.
Nonconcurrent FRU
Table 5-3 lists the nonconcurrent FRU. A nonconcurrent FRU is
removed and replaced after the director is powered off. The table also
lists ESD precautions (yes or no) for the FRU, and references the page
number of the removal and replacement procedure.
Table 5-2 Concurrent FRUs
Concurrent FRU Name ESD Precaution Requirement Page
Control processor (CTP) card Yes 5-6
Universal port module (UPM) card Yes 5-11
10 Gbps port module (XPM) card Yes 5-11
Small form factor pluggable (SFP) optical transceiver No 5-17
10 Gbps form factor pluggable (XFP) optical
transceiver
Ye s 5-17
UPM filler panel No 5-21
XPM filler blank No 5-21
Power supply Yes 5-23
AC module Yes 5-26
Fan module Yes 5-30
Power/System Error LED assembly yes 5-34
Serial crossbar (SBAR) assembly Yes 5-36
Table 5-3 Nonconcurrent FRU
Nonconcurrent FRU Name ESD Precaution Requirement Page
Backplane Yes 5-40