IBM B50 - Manual (Page 62)

Step 1540-19
1. Insert the diagnostic CD-ROM into the CD-ROM drive.
2. Turn off the power.
3. Connect the following external devices that were disconnected in “Step 1540-2”
on page 2-18:
a. Keyboard
b. Mouse
c. Tablet
d. Ethernet
4. Turn on the power.
5. When the keyboard indicator is displayed (the word
keyboard on an ASCII
terminal or the keyboard and hand icon on a graphical display), press the F5 key
on the directly attached keyboard or the number 5 key on an ASCII terminal.
6. If the Console Selection screen is displayed, choose the system console.
7. Enter the appropriate password if you are prompted to do so.
Is the "Please define the System Console" screen displayed?
NO Either the last external device that you connected or the system board is
probably defective.
To test each FRU, exchange the FRUs in the following order:
1. Device (last one connected)
2. System board (see note 3 on page 2-1).
Repeat this step until all the listed devices are connected.
Yes Go to “Step 1540-20” on page 2-33.
2-32 7046 Model B50 Service Guide