Fan Controller - IBM pSeries 690 Service Manual
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Also See for pSeries 690:
- Service manual (1080 pages) ,
- User manual (277 pages) ,
- Installation manual (230 pages)
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Replacement
Note: If there is no book installed in the position next to the one that you are replacing, install a filler (part
number 21P8218) in that adjacent location.
To replace a book, do the following:
1. Inspect the new book for damage. For more information, see "Inspection" on page 926.
2. Unlatch the two blue handles on the replacement book.
3. Taking care not to hit the connector against the CEC cage, use both hands to carefully place the book
on the CEC guides.
4. Slide the book in until it reaches the alignment pins.
5. Using even pressure, actuate both blue handles simultaneously until the book is fully seated.
6. Repeat this process for all replacement books.
7. Reinstall any safety bars that were removed to perform this procedure.
8. If any cables were removed during the removal procedure, plug all cables into their correct locations.
9. Turn on the power as described in "Powering the System On" on page 857.
Fan Controller
Removal
Attention:
The fan controller weighs approximately 0.45 Kg (1 lb.)
1. Locate the fan controller to be replaced.
2. Note the state of the fan controller's LEDs.
3. Press the green Start Service button on the UEPO switch.
4. Proceed only if all the fan controller's LEDs go off or the repair has been scheduled. If the repair has
been scheduled, power off the system as described in "Powering Off and Powering On the System" on
page 854, then return here.
5. Label and remove the plugs from the fan controller.
6. Loosen the two knurled captive screws that attach the fan controller to the fan assembly.
7. Grasp the loosened screws, and pivot and pull the fan controller away from the fan assembly.
Replacement
1. Align the metal tabs opposite the captive screws into the corresponding slots in the fan assembly.
2. Pivot gently to seat the autodocking connector.
3. Tighten the knurled captive screws to the fan assembly.
4. Plug all cables into their correct location in the DCA.
5. Press the white Service Complete button on the UEPO switch to indicate completion of this
procedure.
Chapter 9. Removal and Replacement Procedures
927
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