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Rear view
This section identifies the components and indicators on the rear of the
BladeCenter T unit.
Blower module 2
Blower module 4
Blower modules
The blower modules are hot-swap units that are installed into the rear of the
system. The BladeCenter T unit comes with four blowers that are in a 3+1
redundancy configuration. All the cooling requirements are met if one blower fails.
All blowers contain a backflow device that prevents the system from drawing air
into the exhaust port of a failed blower. The management module in the
BladeCenter T unit controls the blower speed and detects blower failures.
Blower LEDs: The LEDs on each blower provide status information about the
blower.
v Power: When this green LED is lit, it indicates that the blower module has
12
BladeCenter T Type 8267: Hardware Maintenance Manual and Troubleshooting Guide
I/O module 2
LAN module
2
2
I/O module 4
Blower
power.
I/O module 1
TOP
TOP
D
D
1
MJR
CRT
MNR
4
1
3
BTM
BTM
E
E
I/O module 3
ESD connector
Error LED
Power LED
KVM module
Blower module 1
Blower module 3
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