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Power supplies and fans – IBM REDBOOKS B24X User Manual

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IBM Ethernet Switch B24X

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Table 10 outlines the components used in Figure 8.

Table 10. The components used in Figure 8

Diagram

Reference

Part number/

machine type

Description

Quantity

0563-012

IBM Ethernet Switch B24X

1

4003-M16

IBM Ethernet Switch B16M

On B16M, use FC1711 (4-port 10 GbE XFP

z

module) and FC2110 (10GBASE-SR XFP).
On B24X, use 69Y0389 (10GBASE-SR SFP+).

z

Connect over multi-mode fiber.

z

1

N/A

Cisco Catalyst 6509-E

On 6509, use 8-port 10 GbE Fiber module with

z

X2-10GB-SR (10GBASE-SR X2 module).
Connect over multi-mode fiber. (Note: The X2

z

module has a SC connector, whereas the SFP+
has a LC connector.)

1

0563-HCF

IBM Ethernet Switch B48Y (Data Center model)

On B48Y, use 81Y1455 (4-port 10 GbE SFP+

z

module).
Use a single Direct Attach cable (TwinAx) to

z

connect to B24X, available in 1, 3, or 5 meters if
length permits.
Otherwise, on B24X use 69Y0389

z

(10GBASE-SR SFP+) and connect over
multi-mode fiber.

1

N/A

Cisco Catalyst Nexus 4948-10GE

On the Catalyst use the 10GBASE-SR X2

z

module.
On B24X, use 69Y0389 (10GBASE-SR SFP+).

z

Connect over multi-mode fiber

z

1

Power supplies and fans

The IBM Ethernet Switch B24X comes with one 300 W AC power supply and supports a second power

supply for 1+1 redundancy. The power supplies are hot-swappable, auto-sensing, auto-switching, and
load sharing, with a universal input (90 VAC to 264 VAC). The power supply has an IEC-C14 inlet that
connects to a C13 power connector. Power cords are not included with the switch and must be provided
separately.

The IBM Ethernet Switch B24X also comes with a single fan tray consisting of three variable-speed fans.

If one fan within the fan tray fails it does not affect the operation of the other fans in the unit. The fan tray
is hot-swappable, increasing device availability and serviceability.

Figure 9. IBM Ethernet Switch B24X rear view (fans and power supply)