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ND-70895 (E) CHAPTER 6
Page 87
Revision 1.0
CHAPTER 6 MAINTENANCE
This chapter explains maintenance, fault diagnosis out of system messages, fault repair procedure of the NEAX2400
IMX OAI System.
1. General
When a fault has been discovered in the course of maintenance works, the fault is to be diagnosed out of system
messages and is to be repaired by the following fault repair procedure (Refer to Figure 6-1).
Figure 6-1 Flow of Maintenance Works
System messages
indicating OAI fault
3. SYSTEM MESSAGES
• Message Detail Data
2. MAINTENANCE
• Routine Maintenance
4. FAULT DIAGNOSIS
• Diagnosis out of System Messages