5 Power
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5.3.2 Power Supply Architecture
The two power modules work in 1+1 backup mode. The two DC power supply channels in
backup mode are converted by two independent power supply modules and then provided for
subcards and fan modules.
Figure 5-7
NE40E-M2 power supply architecture
PSU A
PSU B
FAN
PIC
Integrated
control board
48V-fan
48V-A-fan
48V-B-fan
48V
48V-A
48V-B
Backplane
5.3.3 DC Power System
Overview
Table 5-13
Power attributes
Attribute
Description
Description
DC Power Supply Unit F
BOM
02311QUG
Model
CR5B2PWRDC01
Component
Power
Component Type
DC power
Table 5-14
Mapping products and versions
Product
Slot ID
Earliest Software
Version
End Software
Version
NE40E-M2H
slot 4 to 5
V800R009C00
-
The device uses two DC power supply modules, which work in 1+1 backup mode, for power
supply.