NEC SV8500, Operation And Maintenance Manual

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CHAPTER 4 Fault Repair Procedures
Figure 4-3 Flow Chart to Localize Faults (3/3)
Non-load Initial
Causes: Countermeasures Fault Analysis
Yes
No
Restored?
- Temporal CF card fault: See (g) .
- Office Data in CF is abnormal. See (f) .
- Program in CF is abnormal. See (f) .
- The replaced card was faulty. See (b) .
(B)
Office Data load Initial
Yes
No
Restored?
Office Data & Program
load Initial
Yes
No
Restored?
Power OFF/ON
Yes
No
Restored?
Create new CF card.
(1) CF card initial (
page 62
)
(2) Initial Install by PCPro Tools
Yes
No
Restored?
Replace the following in this order.
(1) CPU card
(2) EMA card
(3) Chassis
Yes
No
Restored?
- The fault may not be caused by the system. See (i) .
- Part of program starts running away because of
reasons such as parity alarm: See
(c) .
- Office data is abnormal because of reasons such
as parity alarm: See
(d) .
- Program starts running away because of reasons
such as parity alarm: See
(e) .