Nortel Networks 400 4.0 Benutzerhandbuch
68
Chapter 2 Introducing the BCM hardware
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The RAID card has three ribbon cable connectors. The hard disk connectors are mounted on the
right and left sides of the RAID controller card. The third ribbon cable connection, mounted at the
rear of the card, connects to the primary IDE connector on the I/O card (see
right and left sides of the RAID controller card. The third ribbon cable connection, mounted at the
rear of the card, connects to the primary IDE connector on the I/O card (see
).
Figure 43 RAID upgrade kit (BCM400 main unit standard installation shown)
Cooling fan
The BCM200 main unit and BCM400 main unit (standard) have a single cooling fan, while the
BCM400 main unit RFO configuration has two fans.
BCM400 main unit RFO configuration has two fans.
illustrates a cooling fan and
connectors.
The cooling fan mounts in the back of the BCM200 main unit. The cooling fans mount on a
removable panel in the back of the BCM400 main unit.
removable panel in the back of the BCM400 main unit.
Front view
Rear view
Power supply
connectors
connectors
RAID bracket
Primary hard disk
Mirror hard disk
RAID card
status LEDs
status LEDs
Reset button
Mirror hard disk ribbon
cable connector (primary
hard disk connector on
opposite side)
cable connector (primary
hard disk connector on
opposite side)
RAID controller card
Hard disk
bracket lift tab
bracket lift tab
Primary hard disk
ribbon cable connector
ribbon cable connector
IDE connector
Mirror hard disk
RAID connector
RAID connector
Primary hard disk
RAID connector
RAID connector
Note
: Reverse RAID
bracket installation
for BCM200. Lift tab
is on opposite end.
for BCM200. Lift tab
is on opposite end.