Chapter 6. Hardware maintenance
This chapter contains information to help you solve some of the simpler problems
that you might have with your storage subsystem. It contains the problem
indicators and error messages along with suggested actions to take to resolve the
problem.
For instructions on how to obtain service and technical assistance for your storage
subsystem and other IBM products, see “Getting information, help, and service” on
page xxi.
General checkout
Use the indicator lights, the diagnostics and test information, the symptom-to-FRU
index, and the connected server HMM to diagnose problems.
The PD maps found in the
IBM System Storage DS3950 Problem Determination Guide
provide you with additional diagnostic aids.
Solving problems
This section contains information to help you solve some of the problems you
might have with your storage expansion enclosure. Table 21 on page 94 contains
the problem symptoms and error messages, along with suggested actions to take to
resolve problems.
Always use the DS Storage Manager client to diagnose storage subsystem
problems and component failures and find solutions to problems that have definite
symptoms.
You can use Table 21 on page 94, which contains the problem symptoms and error
messages, along with suggested actions as a guide for troubleshooting problems in
addition to the DS Storage Manager Recovery Guru in the Subsystem Management
window. Do not depend solely Table 21 on page 94 for a FRU replacement
decision.
© Copyright IBM Corp. 2009, 2013
93
Summary of Contents for DS3950
Page 185: ......
Page 186: ...Part Number 46W6896 Printed in USA GA32 0956 04 1P P N 46W6896...
