NEC Univerge SV8500 Operation And Maintenance Manual page 591

(B)
Non-load Initial
Yes
Restored?
No
Office Data load Initial
Yes
Restored?
No
Office Data & Program
load Initial
Yes
Restored?
No
Power OFF/ON
Yes
Restored?
No
Create new CF card.
(1) CF card initial ( )
page 62
(2) Initial Install by PCPro Tools
Yes
Restored?
No
Replace the following in this order.
(1) CPU card
(2) EMA card
(3) Chassis
Yes
Restored?
No
Figure 4-3 Flow Chart to Localize Faults (3/3)
Fault Analysis
– 544 –
CHAPTER 4 Fault Repair Procedures
Causes: Countermeasures
- 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).
- 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).
- The fault may not be caused by the system. See (i).