Nortel Networks BCM200/400 - Manual (Page 72)

72 Chapter 2 Introducing the BCM hardware
N0060612 N0060612
Figure 45 Cooling fan
Field replaceable units (FRU)
Use Table 12 to Table 17 as a reference when you need to order, replace, or install component
hardware. The tables provide references to the component description and installation procedures.
Note: The product engineering code can change over time; consult the catalog for
the latest information.
Table 12 Card field replaceable units
Component description FRU description Installation procedure
Modem card “Modem card” on page 50 “To install a modem card” on page
317
Media services card “Media services card (MSC)” on page
43 “To install the media services card
(MSC)” on page 314
Media services PEC III “MSC IP call processing hardware”
on page 45 “To install a PEC” on page 323
WAN interface card with CSU/V.35
(North America only) “WAN interface card” on page 48 “Installing the WAN card” on page
310
Dual V.35 WAN interface card “WAN interface card” on page 48 “Installing the WAN card” on page
310
WAN interface card with CSU/V.35/
X.21 (International only) “WAN interface card” on page 48 “Installing the WAN card” on page
310
256MB memory module “Main card” on page 45 “To install a DIMM card” on page 326
I/O card fan
connector
Mount holes