Hardware Guide (Supporting R05.6.00) User guide

22 Brocade NetIron CES 2000 Series and NetIron CER 2000 Series Hardware Installation Guide
53-1003029-02
Hardware features
1
DC power supplies
Figure 34 shows the DC power supply.
FIGURE 34 DC Power Supply
About redundant power supplies and power supply failure
A device with redundant power supplies can maintain full operation when one power supply fails.
Power supply failure can be a failure of the supply itself or the power grid connected to the power
supply.
Cooling system and fans
This section describes the fans in the devices with 6 fans.
Figure 35 shows the cooling fans.
FIGURE 35 Cooling Fans
The device cooling fans use pull configuration to move the air from the front to the back of the
device.
NOTE
Brocade NetIron CES/CER-4X-RT supports the XNI-CE-2000-FAN pre-installed or as a spare. All other
models support the NI-CE-2000-FAN.
1 Six cooling fans