1) check the connections i.e all the connections should be 
tight & accurate
2)scan for viruses sometypes of viruses causes restarting 
of computer
3) in very rare cases there may be problem in button of 
restarting the computer on cabinet

Restarting of PC happens when 
       1.CPU temperature is exceeded than rated temperature
 Normally this is due to Improper contact between Heatsink  
surface and CPU surface.When the conact is week or improper
between the cpu and Heat sink the CPU core teparature rises
enormously and the CPU thermalShutdown protection system 
causes to cuttoff the powersupply for the CPU to safe guard 
from thermal damage.
The above cuase is general and Most happening.
apart from this cause some other factor may also cause 
system restart.
Viruses will terminate the OS processes so it causes to
shutdown.
Incompatible extension cards,unstable software 
installations are the other class of causes for system 
shutdown.

ok
byeeeeeee

rajendra_penumalliyahoo.com
hyd
9885162742

a)	Actual that is not tester problem
b)	That is client side problem
c)	Why I am involving
d)	If any case I involve the time then I will give the 
some suggestion also.
e)	If I can possible some adjust meant after work it 
ok, no problem other wise call to the hardware engineer 
that is the main solutions


My name is k.chandra sekhar,
My phone no is 09246540049,
Hyderabad.
My mail id is ndra_143@yahoo.co.in 
If any body want full explain send that mail