IBM iSeries Series Hardware Problem Analysis And Isolation page 258

Does a display appear on the console?
v No: Continue with the next step.
v Yes: The problem is corrected.
This ends the procedure.
4. Isolate the problem to one server and one workstation (console) by doing the following:
a. Disconnect the power cable from the workstation.
b. Eliminate all workstations, cables, and connector boxes from the network except for one server,
one console, two connector boxes, and one cable.
c. Ensure that the cables that are connected to the console, the keyboard, and the server are
connected correctly and are not damaged.
5. Perform the following:
a. Ensure that the server console is terminated correctly.
b. Set the Power switch on the console to the On position.
c. Select the SNA*PS icon on the console.
d. See the workstation information for more information.
6. Access DST by performing the following:
a. Select Manual mode on the control panel.
b. Use the selection switch on the control panel to display function 21, Make DST Available, and
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?
v No: Does the reference code A600 5005 appear on the control panel?
– Yes: Continue with the next step.
– No: Go to "Starting point for all problems" on page 2 to correct the problem.
This ends the procedure.
v Yes: The problem is in a cable, connector box, or device you disconnected in step 4 (See page 246)
of this procedure.
This ends the procedure.
7. Do you have another workstation, cable, and two connector boxes you can exchange with the
workstation connected to the server?
v Yes: Continue with the next step.
v No: One of the following is causing the problem:
– Workstation adapter Licensed Internal Code
– Workstation adapter configuration
– Workstation
– Cable
– Connector box
– Workstation IOA
– Workstation 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.
If you still have not corrected the problem, ask your next level of support for assistance.
This ends the procedure.
8. Repeat steps 4 (See page 246) through 7 (See page 246) of this procedure, using a different
workstation, cable, and connector boxes.
Do you still have a problem?
v Yes: Continue with the next step.
246
iSeries: iSeries Server 270, 800, 810, 820, 825, 830, 840, 870, 890, SB2, and SB3 Hardware Problem Analysis and
Isolation