Huawei SE2900 Hardware Description page 24

HUAWEI SE2900 Session Border Controller
Hardware Description
Figure 1-16 Rear view of an F8002 subrack
Table 1-12
Table 1-12 F8002 subrack components
Componen
t
MXU
Service
boards
AC PSU
Fan tray
Ground
point
Electrostatic
discharge
(ESD) jack
Issue 01 (2016-01-15)
describes the components of the F8002 subrack.
Quantit Description
y
The MXUs implement operation, maintenance, and
2
management of the system.
Two MXUs are installed in slots 2 and 5 to work in
active/standby mode.
4 The service boards can be installed in slots 1, 3, 4, and 6. The
service boards in any two slots can be configured in
active/standby mode.
2 Two AC PSUs are configured in 1+1 redundancy mode. If one
AC PSU is faulty, the power supply to the subrack is not
affected.
2 Two fan trays are configured to perform heat dissipation for
the components in the subrack.
flows.
 Heat dissipation of the subrack: The fans draw in cool air
from the front of the subrack and exhaust warm air from the
rear of the subrack.
 Heat dissipation of the PSUs: The fans draw in cool air
from the side panels of the subrack and exhaust warm air
from the rear of the subrack.
2 The F8002 subrack provides two ground points.
If the subrack is used in North America, connect both the
ground points. If the subrack is used in other regions, only
connect one of the ground points.
1 The F8002 subrack provides one ESD jack.
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1 Service Processing Device
Figure 1-17 shows the air
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