c. Use the arrow keys to increment/decrement to the frame address of the processor tower, usually
’02’ (0702 will be displayed). Press Enter (0702 00 will be displayed).
d. Use the arrow keys to increment/decrement to select 07Fx where x is the AMD to be powered off
(0=AMD B01, 1=AMD B02, 2=AMD B03, 3=AMD B04). Press Enter (07Fx 00 will be displayed).
The green LED on the AMD will turn off.
6.
Remove the AMD assembly.
7. Install the AMD by reversing this procedure (some force is required to insert the AMD past the
spring-loaded flap). The new AMD will automatically power on when it is installed.
8. After exchanging an item, go to Verify the repair.
This ends the procedure.
Model 840/SB3 System unit - Battery pack (T01)
For use by authorized service providers.
Use this procedure to remove or replace the battery pack on a Model 840/SB3 System unit.
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 card enclosure.
To remove or replace the battery pack (T01):
1. If the system is powered on, you do not have to power off the system to perform this procedure.
2. Remove the rear cover. See Models 840/SB3 - Covers.
3. Remove the Battery Backup EMC access plate. See Final Assembly, Rear - Models 840 and SB3
Processor Tower.
4. Remove the battery.
CAUTION:
The
weight of this part or unit is between 18 and 32 kilograms (39.7 and 70.5 pounds). It takes
two persons to safely lift this part or unit. (RSFTC204)
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)
5. Install the new Battery Backup by reversing the procedure.
6. After you install the new battery, use HSM to perform a battery test to ensure correct operation.
This ends the procedure.
Models 840/SB3, FC 8079-001 (lower half), FC 9079 cards (concurrent)
For use by authorized service providers.
Use this procedure to remove or replace cards concurrently in the Models 840/SB3, FC 8079-001 (lower
half), and FC 9079.
Concurrent/dedicated guidelines for Model 840/SB3, FC 8079-001 (lower half), FC 9079
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
use concurrent maintenance on a partitioned system, follow the procedures from the partition that owns
the resource. If the resource is not owned, follow the procedure from the primary partition.
For cards in the Models 840/SB3 CEC:
76 Hardware (Remove and Replace; Part Locations and Listings)
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