Model 825 - Covers; Model 825 - Device Board - Db1 - IBM iSeries 270 Service Manual

12. If you are here to replace a processor capacity card that was associated with processor-on-demand
(POD) processor features, perform the following:
a. Contact your second level of support to determine if a POD activation code is required to reset
previously activated on-demand processors.
b. If necessary, a new POD activation code will need to be generated and then entered at the
server.
c. After entering a POD activation code, 30 minutes should elapse before an IPL is performed to
ensure the POD activation code has been saved.
Note: DST/SST options to activate POD will not be visible if the system password has been
bypassed.
13. Do you have the original system unit keys?
v Yes: Continue with the next step.
v No: Perform the following:
a. Open the front cover. See Model 825 - Covers.
b. Pull on the two knobs to release the control panel.
c. Slide the panel partially out of the frame.
d. Apply ac power.
e. Insert the keystick into the panel. The panel should display SRC 0000 5553.
f. Depress the push button (located on the back of the control panel, directly behind the keystick
position) for 3-4 seconds.
14. After exchanging an item, go to Verify the repair.
This ends the procedure.

Model 825 - Covers

For use by authorized service providers.
Use this procedure to remove or replace the covers on the Model 825.
Attention: If removing the cover while powered on, errors may occur due to electromagnetic interference.
To remove the front cover: Pull the top of the cover away from the frame.
To remove the back cover: Lift the cover up to remove it.
To remove the side covers:
1. Remove the screws that fasten the cover to the back of the system frame.
2. Push the cover toward the back of the system to remove it.
To install the covers: Reverse the above procedures.
This ends the procedure.

Model 825 - Device board - DB1

For use by authorized service providers.
Use this procedure to remove or replace the Device board - DB1 on the Model 825.
To remove or replace the device board (DB1):
1. Power off the system. See Power on/off the system and logical partitions.
2. Disconnect all power cords.
3. Remove the front and right side covers. See Model 825 - Covers.
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Hardware (Remove and Replace; Part Locations and Listings)