htc p3300 network and sim problem

[kissssna]

my htc p3300 supports all simcards but only airtel simcard shows network and other all are allways in searching mode and i move towards open area or in roaming it shows network in all simcard wats the problem with my htc i have updated roms with windows 6.1 and cid unlocked via uspl but having same problem occures pls any one help me pls reply to this post pls pls i am thinking that i should change the antena switch but i am not getting it in the shops as i dont have the antena aic number can any one give me the antena switch mode number or the circuit/traick diagram of p3300 or any solution i have also tried to simunlock but still unsucessful pls hel

[chu_hp]

i have same problem, any time when i restart the phone the network loose, a have to turned on and off the airplan mode then some time show, some time not! i was changing many rom and radio version but it not help full, at the last time i change to radio version Artemis_Radio_3.39.90 the network is not stable. any solution pz!

thank you very much!

[Hakim Rahman]

i have same problem, any time when i restart the phone the network loose, a have to turned on and off the airplan mode then some time show, some time not! i was changing many rom and radio version but it not help full, at the last time i change to radio version Artemis_Radio_3.39.90 the network is not stable. any solution pz!

thank you very much!

should you try to remove the battery cover and battery, then remove the sim card by opening the clip and then place it back and boot up again

[raving_nanza]

should you try to remove the battery cover and battery, then remove the sim card by opening the clip and then place it back and boot up again

lol, thats exactly what i was gona say hakim :p

try scratching the metal contacts on the sim card slightly, this will ensure a good clean connection betwene device and sim card.