Problem in PLC system

[Osama Badr 0]

Problem in hitachi PLC system 

* The problem description :- 
The PLC is working normally , but suddenly stop. 
Why ? 
We don't know 
Then it may be recovered itself how and why? 
We don't know 

* System details :- 
Wonderware intouch 8 
OS :- computer/windows xp 
CPU 22-02HC 
Hitachi H252C 
10 Output modules :- POM-RBW . 
12 Input modules :- PIM-DGH . 
4 Input modules :- PIH-DM . 
1 Input modules :- PIM-DGW . 
3 power modules :- PSM2-A2 . 
1 analog module :- Actana-S1 for Hitachi plc . 
Actwin 3.44 . 

i exchanged the cable but no responding 

What's the suitable solution of this problem ?

Edited 22 Jul 2016 by Osama Badr

[shujat2 0]

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[Crossbow 295]

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[shivkumar45 0]

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[Crossbow 295]

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