S500 auto switch off

[GSM SNIPER]

I have received an S500 with no service ( so signal ) !

I have changed the RF PA ,now the signal is ok and works fine !

After 4 or 3 days the phone become crazy ! It switchs off afetr 10 or 20mn after power on !!!!
who can help me to solve this problem please ?

[alxphone]

Try to change RF again or switch antena

[bibi019]

hello all ihave one phone s500 it power on normaly but when i insert the sim card or press the call button the phone power off any idea please
thanks for all bibi192004@yahoo.fr

[taihv]

hello all ihave one phone s500 it power on normaly but when i insert the sim card or press the call button the phone power off any idea please
thanks for all bibi192004@yahoo.fr
change PA, it will ok ;)

[bibi019]

hello taihy
but it have not a probleme of network for replacint the pa because he worked 2 houers normaly so

[taihv]

if ur pa is bad when ur phone goto network or u make a call it will overcurrent, so ur phone power off suddenlly!