IBM 8668 Hardware Maintenance Manual - Page 108

Rack model, Gently pull the power reset card

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Rack model Tab To remove the power switch panel: 1. Power off the server. 2. Disconnect external cables. 3. For the rack model, remove components that impede access to the power switch panel: a. Remove the top cover; see "Removing the cover, door, and bezel" on page 48. (The rack model illustration above shows the bezel removed also.) b. Remove the hard disk drives; see "Internal drives" on page 58. c. Remove the two blower fans, if present on your model; see "Fans" on page 80. d. Loosen the blower fan housing by pressing the two tabs (using a flat-bladed screwdriver if necessary) until the housing is loose. Pull the housing away from the chassis so that you can access the power switch panel. 4. Disconnect the power switch panel cable from the planar. 5. Press the arrow on the tab 1 to release. 6. Gently pull the power reset card 3 out of slots 2 to remove from the chassis. 7. Reverse the previous steps to install the replacement power switch card, taking care to route the cable so that it is out of the way, will not be pinched, and does not obstruct any vents. Be sure to tuck the cable into any cable clamps that are available for this purpose. 100 Hardware Maintenance Manual: xSeries 232, Type 8668

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Rack model
Tab
To remove the power switch panel:
1.
Power off the server.
2.
Disconnect external cables.
3.
For the rack model, remove components that impede access to the power
switch panel:
a.
Remove the top cover; see “Removing the cover, door, and bezel” on
page 48. (The rack model illustration above shows the bezel removed also.)
b.
Remove the hard disk drives; see “Internal drives” on page 58.
c.
Remove the two blower fans, if present on your model; see “Fans” on
page 80.
d.
Loosen the blower fan housing by pressing the two tabs (using a flat-bladed
screwdriver if necessary) until the housing is loose. Pull the housing away
from the chassis so that you can access the power switch panel.
4.
Disconnect the power switch panel cable from the planar.
5.
Press the arrow on the tab
±1²
to release.
6.
Gently pull the power reset card
±3²
out of slots
±2²
to remove from the chassis.
7.
Reverse the previous steps to install the replacement power switch card, taking
care to route the cable so that it is out of the way, will not be pinched, and
does not obstruct any vents. Be sure to tuck the cable into any cable clamps
that are available for this purpose.
100
Hardware Maintenance Manual: xSeries 232, Type 8668