IBM i 830, Repair Manual

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2. Power off the expansion tower. See “Powering On and Powering Off the
System and Logical Partitions” on page 922.
3.
Remove the front cover. See “FC 5075 – Covers” on page 641.
4. Remove the AC power cord on the frame you are working on.
5. Pull the locks on each side of the control panel.
6. Slide the control panel out approximately half way and remove the cables from
the rear of the panel.
7. Remove the control panel.
8. Install the control panel by reversing the procedure. After exchanging an item,
go to “Verifying the Repair” on page 920.
This ends the procedure.
FC 5075 – Power Distribution Board – PB1
1. Power off the expansion tower (see “Powering On and Powering Off the
System and Logical Partitions” on page 922).
2. Remove the rear and side covers (see “FC 5075 – Covers” on page 641).
3. Remove the power supplies (see “FC 5075 – Power Supply – P01 and P02”).
4. Disconnect the power cable that goes to the backplane SB1.
5. Remove the screws securing the power cage to the base of the frame.
6. Remove the screws securing the power cage to the power distribution
backplane.
7.
Remove the SPCN cable from the channel in the power cage.
8. Remove the power cage by lifting it out of the frame.
9.
Remove the screws securing the power distribution backplane to the frame.
10. Remove the power distribution backplane by lifting it out of the frame.
11. Install the power distribution backplane by reversing the procedure.
This ends the procedure.
FC 5075 – Power Supply – P01 and P02
If the tower has only one power supply installed you must power down the tower
to exchange that power supply.
1. Are there two power supplies installed in the tower?
Yes No
↓
a. Power down the expansion tower, see “Powering On and Powering
Off the System and Logical Partitions” on page 922.
b. Remove the power cord from the rear of the tower.
2. Remove the right side cover, see “FC 5075 – Covers” on page 641.
3.
Pull the docking handle down on the power supply you are exchanging. If two
power supplies are being used, do not remove both at the same time.
4. Pull the power supply from the frame.
5.
Install the power supply by reversing the procedure. After exchanging an item,
go to “Verifying the Repair” on page 920.
Remove and Replace Procedures
646
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1