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2 active replacement and hot replacement, Active replacement and hot replacement – FUJITSU SPARC ENTERPRISE M8000 User Manual

Page 222

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8-8

SPARC Enterprise M8000/M9000 Servers Service Manual • August 2009

8.2

Active Replacement and Hot
Replacement

Caution –

Each cabinet contains multiple FAN units so that the cooling

specifications are satisfied even when one individual fan inside the FAN units fails.
When replacing multiple FAN units, replace one at a time.

The active replacement procedure and hot replacement procedure for the FAN units
are the same.

The procedure is as follows.

1. Unlock and open a door of the server.

For details, see

Chapter 5

.

2. Use the maintenance menu to select a swap target FAN unit. (The maintenance

menu is used up to

Step 8

.)

The fieldeng permission is required for executing this command.

a. From the console that is connected to XSCF, log in to XSCF, and execute the

replacefru

command.

As shown in

FIGURE 8-7

, the initial page of the maintenance menu is displayed.

FIGURE 8-7

Initial Page of the Maintenance Menu

Note –

DDC_A is displayed only for the M8000.

b. From the replacement parts list on the maintenance menu, select 2, "FAN."

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Maintenance/Replacement Menu

Please select a type of FRU to be replaced.

1. CMU/IOU(CPU Memory Board Unit/IO Unit)

2. FAN(Fan Unit)

3. PSU(Power Supply Unit)

4. XSCFU(Extended System Control Facility Unit)

5. DDC_A(DDC for BP_A)

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