Fc 5074, Fc 5079, Fc 9079 - Removable Media - D41 And D42 - IBM iSeries 270 Service Manual

DANGER
Up to 240 V ac is present at the power module connectors when the main power cord is connected to a
power source. (RSFTD010)
To remove or replace the power supply (P01 through P06):
1. Do not power off the system.
Attention: Remove and replace only one power supply at a time.
2. Remove the front cover. See Models 840/SB3 - Covers.
Refer to Final assembly, front - Models 840 and SB3 processor tower and continue with the following
steps.
3. Remove the EMC access plate.
4. On the control panel:
a. Select function 7 on the system control panel. Press Enter (07** will be displayed).
b. Use the arrow keys to increment/decrement to sub-function A3 (07A3 will be displayed). Press Enter
(07A3 00 will be displayed).
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 07Bx where x is the power supply (PS) to be
powered off (0=P01, 1=P02, 2=P03, 3=P04, 4=P05, 5=P06). Press Enter (07Bx 00 will be
displayed). The green LED on the power supply will turn off.
5. Remove the power supply.
6. Install the new DC power supply by reversing the procedure. The new power supply will automatically
power on when it is installed.
Note: To return the panel to normal display, scroll to 07** and press Enter.
7. After exchanging an item, go to Verify the repair.
This ends the procedure.

FC 5074, FC 5079, FC 9079 - Removable media - D41 and D42

For use by authorized service providers.
Use this procedure to remove or replace removable media - D41 and D42 in an FC 5074, FC 5079, or FC
9079.
Laser safety information
CAUTION:
This product may contain a CD-ROM which is a class 1 laser product. (RSFTC240)
CAUTION:
This product may contain a DVD which is a class 1 laser product. (RSFTC245)
To remove the removable media - D41 and D42:
1. Determine if the system has logical partitions. Go to Determine if the system has logical partitions
before continuing with this procedure.
2. Remove media (if any) from the device. If the eject button on a tape device is failing, go to Tape
cartridge - Manual removal, then continue with the next step of this procedure. If the eject button on a
DVD-RAM device is failing and will not open, do not attempt manual removal of optical media at this
time. For optical devices other than DVD-RAM, go to Optical media - Manual removal, and then
continue with the next step of this procedure.
3. Are you removing a unit by using device concurrent maintenance?
Analyze hardware problems
87