Huawei SE2900 Hardware Description page 13

HUAWEI SE2900 Session Border Controller
Hardware Description
Componen
t
Fan tray
Ground
point
Electrostatic
discharge
(ESD) jack
Figure 1-7 Heat dissipation in the subrack
Figure 1-8
all slots and fan trays in the subrack.
Issue 01 (2016-01-15)
Quantit
Description
y
PEM is faulty, the power supply to the subrack is not affected.
2 Two fan trays are configured to draw in cool air from the front
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 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.
shows the power supply mode of the F8002 subrack. Each PEM supplies power to
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Figure 1-7 shows the air flows.
1 Service Processing Device
9