IBM 270, Service Manual

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3. Remove the EMC access plate located directly above the PCI card enclosure. Press the surfaces of
the two latches together and tilt the top of the cover away from the frame to remove it.
4. Remove the screw from the AMD door assembly for the AMD that you are replacing.
5. Remove the AMD assembly by sliding it out of the enclosure, while holding the AMD access plate
open.
6. Install the AMD by reversing the removal procedure.
Note : The new AMD will automatically power on when it is installed.
7. After exchanging an item, go to “Verify the repair” on page 558.
This ends the procedure.
FC 5074, FC 5079, FC 9079 - Batteries - T01, T02, T03, and T04
For use by authorized service providers.
Use this procedure to remove or replace the batteries - T01, T02, T03, and T04, on the FC 5074, FC
5079, or FC 9079.
Attention: Do not power down the expansion unit if it is powered on (indicated by the green panel light).
This procedure can be done concurrently.
To remove or replace batteries (T01, T02, T03, and T04):
1. Open the rear cover. See FC 5074, FC 5079, FC 5094, FC 5294, FC 9079, FC 9094 - Covers.
2. Attention: Removing the battery power unit while the system is running on battery power will cause
the system to fail and may damage the battery power unit and the PCI card enclosure. (If the console
will accept commands, the system is not running on battery power.) Remove the battery power unit by
performing the following:
CAUTION:
Be
careful when removing or installing this part or unit. This part or unit is heavy, but has a
weight smaller than 18 kilograms (39.7 pounds).
(RSFTC201)
3. Remove the screws from the EMC access plate that is covering the batteries.
4. Remove the EMC access plate from the battery enclosure.
5. Remove the top and bottom screws from the battery unit.
6. Remove the battery power unit by pulling on the ring with two hands.
CAUTION:
The
battery is a lead-acid battery. To avoid possible explosion, do not burn. Exchange only with
the IBM-approved part. Recycle or discard the battery as instructed by local regulations.
In the United States, IBM has a process for the collection of this battery. For information, call
1-800-426-4333. Have the IBM part number for the battery unit available when you call.
(RSFTC225)
7. Install the battery power unit by reversing the removal procedure. After exchanging an item, go to
Verify the repair.
This ends the procedure.
FC 5074, FC 5079, FC 5094, FC 5294 - Cards (concurrent)
For use by authorized service providers.
Use this procedure to remove or replace cards concurrently in the FC 5074, FC 5079, FC 5094, FC 5294.
Concurrent/dedicated guidelines for FC 5074, FC 5079, FC 5094, FC 5294
In some cases you do not need to power down the system to change PCI cards. Use the following
guidelines to determine if you should use dedicated or concurrent remove and replace procedures. If you
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Hardware (Remove and Replace; Part Locations and Listings)