IBM BNT RackSwitch G8124, Руководство по установке

Страница: 56 / 88

Removing the 1U air duct option
To remove the 1U air duct option from a 19" rack, complete the following steps.
1. Loosen the two M4 thumbscrews securing the air duct unit to the air duct
brackets.
M4
thumbscrews
2. Slide the air duct unit out of the rack.
To return the component to customer service for replacement, see Appendix A,
“Getting help and technical assistance,” on page 57, to help you gather all the
required information that is necessary to return a component. After you remove the
component, securely pack the component for shipping.
For instructions to replace the air duct, see “Installing the 1U air duct option” on
page 28.
Removing and replacing the main RackSwitch chassis unit
When replacing a RackSwitch chassis unit, all internal component must also be
removed from the chassis and replaced in the new chassis. The RackSwitch
operates with one or two active power supplies, up to four fan modules, and an
optional air duct unit.
When you remove a RackSwitch unit from the rack, record the product MTM
number and serial number to use for the replacement switch, see “Before installing
the RackSwitch” on page 13 to locate the product information labels on the switch
chassis or “Configuring Vital Product Data after a switch replacement” on page 41
to use an interface to display the product information for the RackSwitch.
Before you replace the RackSwitch chassis, you must remove and replace the
separate components. For more information about removing and replacing
RackSwitch components, see the following sections:
v
“Removing the 1U air duct option”
v “Removing and replacing the main RackSwitch chassis unit”
40
IBM System Networking RackSwitch G8124 and G8124-E: Installation Guide