b. Use the selection switch on the control panel to display function 21 (Make
DST Available). Press Enter on the control panel.
c. Wait for a display to appear on the console or for a reference code to
appear on the control panel.
Does a display appear on the console?
No Yes
↓ The problem is in a cable, connector box, or device you disconnected
in step 3 of this procedure.
This ends the procedure.
6. Does the reference code A600 5005 appear on the control panel?
Yes No
↓ Go to “Starting Point for All Problems” on page 4 to correct the
problem.
This ends the procedure.
7. Do you have another workstation, cable, and two connector boxes you can
exchange with the workstation connected to the AS/400 system?
Yes No
↓ Go to step 10 of this procedure.
8. Repeat steps 3 through 7 of this procedure, using a different workstation,
cable, and connector boxes.
Do you still have a problem?
Yes No
↓ The problem is in the cable, connector boxes, or workstation you
disconnected.
This ends the procedure.
9. One of the following is causing the problem:
v Workstation adapter Licensed Internal Code
v Workstation adapter configuration
v Workstation IOA
v Communications IOP
Note: The items at the top of the list have a higher probability of fixing the
problem than the items at the bottom of the list.
To bring up a workstation other than the console, perform the following:
a. Connect another workstation into this network.
b. Select Normal mode on the control panel.
c. Perform an IPL (see “Initial Program Load (IPL) Information” in the iSeries
Service Functions information).
If the sign-on display appears, the following parts are good:
v Communications IOP
v Workstation IOA
Workstation Adapter PIPs
Chapter 3. Problem Isolation Procedures (PIPs), Failing Items, and Symbolic FRU Isolation 475
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