beautypg.com

FUJITSU SPARC ENTERPRISE M8000 User Manual

Page 228

background image

8-14

SPARC Enterprise M8000/M9000 Servers Service Manual • August 2009

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

command.

The OS shutdown processing is executed for all the domains, and then the
power-off processing is executed.

4. Confirm that the power-off processing is completed by confirming that the

POWER LED (green) on the operator panel is off.

5. Switch off all main line switches for the AC section (ACS) in the power supply

system.

For details, see

Section 4.5.3, “Main Line Switch Locations” on page 4-28

.

Note –

If the optional three-phase 200 VAC input power supply unit is installed, the

main line switches are located on the three-phase ACS.

Caution –

If the dual power feed option is installed, switch off the main line

switches for both power supply units.

Caution –

After stopping all the domains, be sure to switch off the main line

switches in the power supply system to completely shut off the supply of power.

6. Connect the wrist strap clip to a cabinet grounding port, and attach the band of

the wrist strap to one of your wrists.

7. Using a Phillips screwdriver, loosen the knob screw of the fixing bracket of the

FAN unit to release the bracket. (See

FIGURE 8-11

)

8. While grasping the handle of the FAN unit to be replaced, pull it out slowly

from the slot.

9. Place the removed FAN unit on an antistatic conductive mat.

10. Mount the replacement FAN unit by following the removal instructions in

Step 7

and

Step 8

in reverse order. Align the FAN unit with the slot guides,

insert it carefully, and secure it firmly.

Caution –

Do not forcibly push the FAN unit when inserting it, even if it is not

moving smoothly. If the FAN unit is forcibly inserted despite the presence of any
obstruction in a slot or any problem with a connector pin, serious damage may
result.

11. Switch on all main line switches for the AC section (ACS) in the power supply

system.