IBM Application System/400 Service Information page 142

2
Select the Work with disk unit recovery
option on the Work with Disk Units display.
3
Select the Suspend/Resume mirrored pro-
tection option on the Work with Disk Unit
Recovery display.
4
Select a disk unit that has a status of sus-
pended on the Suspend/Resume Mirrored
Protection display. This is done by placing
a 2 in the option column next to the disk
unit you are selecting, then pressing the
Enter key.
Note: Only one disk unit can be selected
at a time. Repeat this step until all disk
units have a status of resuming or active.
5
Are you in System Service Tools (SST)?
No Yes
The disk units that you selected will
be made active while the system is
operational.
This ends the procedure.
6
Perform the following:
a. Return to the Dedicated Service Tools
(DST) display.
b. Perform an IPL.
Note: The disk units you selected are
made active during the IPL.
This ends the procedure.
Disk Unit Data Save and Initialize
- Pump Data to Tape
Note: To complete this procedure, you may need
the latest set of SAVSYS or SAVSTG tapes made
before the problem occurred and three blank
tapes.
1
Are you exchanging a disk enclosure
because a DASD failure caused system
operations to stop completely?
5-6
AS/400 9401 Service Information
Yes No
You may use the Remove Units
from Configuration function of DST
to move all data from the disk unit
you want to exchange to the other
disk units in the same ASP.
Go to step 17 of this procedure.
2
Perform an initial program load (IPL) to
dedicated service tools (DST) by dOing the
following:
a. Power off the system if it is powered on
(see "Power off" on page 5-2).
b. Select IPL Type A and Mode M (see
"Selecting IPL and Mode" on
page 5-2).
c. Power on the system (see "Power on"
on page 5-2).
3
Go to dedicated service tools (DST) by
dOing the following:
a. If the IPL or Install the System display
appears, select the Use dedicated
seNice tools (DST) option.
b. Enter 22222222 on the Dedicated
Service Tools (DST) Sign On display.
Note: If this password is not valid, ask the
customer for the correct password.
Does the Use Dedicated Service Tools
(DST) display appear?
Yes
No
Repeat step 2 of this procedure.
If the same system reference code
(SRC) occurs again, the customer's
data is not recoverable. Go to step
5 of this procedure.
If a different SRC occurs, use it to
correct the problem (see "Starting
Problem Analysis" in the Problem
Analysis information for the
system).
This ends the procedure.
4
From the Use Dedicated Service Tools
(DST) display, perform the following to save
the customer data from the failing disk unit:
a. Select the Work with disk units option.