Nortel Networks BCM200, 400 4.0 manual BCM components, BCM power supply

Chapter 2 Introducing the BCM hardware 63

Figure 36 BCM400 expansion gateway configuration

Host:

BCM main unit and expansion unit

BCM400 expansion gateway

Pr M MAla

IP trunk

Pr M MAla

All stations are connected to the Host

Two PSTN trunks

PSTN on expansion gateway

BCM components

Refer to the following sections for descriptions of the BCM components:

•“BCM power supply”

•“BCM400 redundant power supply”

•“Power supply adapter cord (international users)”

•“Uninterruptable power supply”

•“Hard disk”

•“RAID upgrade kit”

•“Cooling fan”

BCM power supply

The BCM200 main unit and the BCM400 main unit (standard) use a switched power supply. Internal cabling routes to the I/O card, media bay backplane, and hard disk. External cabling extends to the line power supply outlet (see Figure 37 and Figure 38).

Figure 37 BCM200 and BCM400 (standard) power supply (rear view)

Rear view	On/off switch
	AC power connector
	Fan

BCM200/400 4.0 Installation and Maintenance Guide