Bull Escala BL460, Problem Determination And Service Manual, Page: 183 / 266

Chapter 2. Diagnostics
163
•
Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved.
•
See Chapter 3 , “ Parts listing ,” on page 197 to determine which components are CRUs and which components are
FRUs.
• If an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained
service technician.
Symptom Action
Wrong characters
appear on the screen.
1. If the wrong language is displayed, update the firmware or operating system with the
correct language in the blade server that has ownership of the monitor.
2. Replace the monitor.
3. Replace the management card.
4. Replace the system-board and chassis assembly.
No video.
1. Make sure that the correct blade server is selected, if applicable.
2. Make sure that all cables are fastened securely.
After installing AIX
using the local
keyboard and video,
the AIX console does
not display.
Run the change console command and reboot the blade server to switch the AIX console to a
SOL connection. (This does not affect the console that is used by partition firmware.)
1. chcons /dev/vty0
2. shutdown -Fr
2.10.9 Network connection problems
Identify network connection problem symptoms and what corrective actions to take.
•
Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved.
•
See Chapter 3 , “ Parts listing ,” on page 197 to determine which components are CRUs and which components are
FRUs.
•
If an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained
service technician.
Symptom Action
One or more blade
servers are unable to
communicate with the
network.
1. Make sure that:
−
The I/O modules for the network interface being used are installed in the
correct Blade bays and are configured and operating correctly. See the
Hardware Maintenance Manual and Troubleshooting Guide or Problem
Determination and Service Guide for your Bull Blade Chassis - Enterprise for
details.
−
The settings in the I/O module are appropriate for the blade server (settings
in the I/O module are blade-specific).
2. If the problem remains, see “ Solving undetermined problems ” on page 194 .