IBM i 830, Repair Manual

Page: 633 / 1000

5. Disconnect the power supply jumper cords from the AC module that you are
working on.
Attention: Do not disconnect the other system AC module power supply
jumper cords.
6. Remove the top and bottom screws that hold the AC module to the frame.
7. Remove the AC module unit.
8. Install the AC module by reversing the removal procedure. After exchanging an
item, go to “Verifying the Repair” on page 920.
This ends the procedure.
FC 5074/5079, FC 9074, FC 9079 – AMD – B01 and B02
1. Do Not Power Down the tower if it is powered on. (concurrent)
2.
Open the rear cover, see “FC 5074, FC 5079, FC 9079 – Covers” on page 623 or
the cover removal and replacement procedure for the model that you are
working on.
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 “Verifying the Repair” on page 920.
This ends the procedure.
FC 5074, FC 5079, FC 9079 – Batteries – T01, T02, T03, and T04
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 backplane.
1.
When the expansion unit is powered on indicated by the green panel light, do
NOT power off the system. Go to step 2 of this procedure.
2. Open the rear cover. (See “FC 5074, FC 5079, FC 9079 – Covers” on page 623.)
3. 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. Continue with the next step of this procedure.
4. To remove the battery power unit perform 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)
a. Remove the screws from the EMC access plate that is covering the batteries.
b.
Remove the EMC access plate from the battery enclosure.
c. Remove the top and bottom screws from the battery unit.
d. Pull on the ring using two hands to remove the battery power unit.
Remove and Replace Procedures
Chapter 4. Removal and Installation Procedures
619