Hot swap sim ? - Touch Diamond, MDA Compact IV General

Hi,
I tried to make my Touch Diamond able to hot swap the sim card, so I cut off the two little plastic thingies that prevents you from changing the sim without taking out the battery first.
This actually works. If I turn off the cellular radio, then swap the SIM card, turn the radio back on, it switches, and it WORKS
BUT! .. only for 2G SIMs .. if I put in a 3G SIM it says "no sim card".
Why is that? Is there a fix for this? Has anyone tried?
/E

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Airplane mode locks SIM

Coming out of "Airplane mode" seems to lock/disable my SIM card, causing "Emergency calls only" to be displayed. I do not even get the option of entering my PIN so the only way around it is a reboot. Anyone else experience this? Not having to do a hard-reset would be preferable
(Froyo FRG83)
Me too, I fly a lot and I thought maybe my sim card was loose. I usually have to pull the battery and reinsert the sim card to get it to work again. Annoying....

[Q] 8.9 Tab P7300 "Insert sim card to access network"

Hi, I just got the 8.9 3g Tab (P7300).
when I insert the Sim card to the device, it still shows "Please insert sim card"
and when I go to Setting, Network service. It tells me "Insert sim card to access network service".
I tested my Sim card to my Phone, it is ok. and i don't think there is anything wrong in the position of sim card when I placed to my 8.9 tab (metal surface face down)
I also did some research on the possibility of lost/corrupt data in EFS folder.
However, I saw my IMEI and Serial no is showing correctly (Not "unknown" or the default one). and I tried to odin the stocks 3.2 rom, wipe eveything. And i also tried to recover the nv_data files and do the chmod radio radio to that files under EFS. it still doesn't work.
does anyone here have some advise for me?
Thanks so much.
sounds silly but did you insert it far enough?
you really have to push down hard until you hear a little "click" the card then should stay in position.
did you install a p5 (3g) rom and not a p5wifi only?
Yes. the rom i flash is P5 3g room and for P7300 not P7310...
and I do hear the sound and the Sim card totally locked inside.
and I need to Push it to eject it out.
So i have no idea why it doesn't work.
is your phone 4g? if you insert a 4g sim into a 3g device it wont work. this probably isnt the case, but who knows....maybe they messed up your data plan and gave you a 4g sim for your 3g device.
did you get your tab from a carrier? did you buy it used and the guy before you had it from a carrier? if so maybe its sim locked?!
just guessing here though :S
How can I know whether my device has sim lock or not?
And how can I get it unlocked if so?
As my device is given by my fd so I don't know whether it is locked or not.
But I am sure it is 3g device instead of lte and my similar card is also 3g

No Sim Card Error

Just now randomly my ONE started saying in the notifications "No Sim Card" "4G LTE will not work as SIM/UICC is restricted. And I also get a pop up message when I try to use the internet saying LTE is disabled because no sim card and only CDMA is available.
It appears that there is a fix for this. It's a common problem and the fix is called the "tape fix." put two pieces of scotch tape on back of sim and cut around the sim card. put it back in tray and reinsert into your one. Now it works! like magic. The problem is HTC sim connectors being poorly mounted. Here's the link to the fix:
http://techwalls.com/guide/no-sim-card-error-on-htc-one/

[Q]Network drop on non data enabled sim.

I am using XT1068, Updated to latest 4.4.4. I use 3g in the first sim and I noticed that the signal drops to zero in the second sim & some times I get 'Emergency Calls Only' in the second sim. I don't know If the problem is with my network provider or my phone. Pls check and help.
Sent from my XT1068
did you try swapping cards ?
are you using micro sim card or cut micro sim card from normal sim card?
Swapping cards didn't help. I tried that before. I use micro sim cut from normal sim.
Sent from my XT1068

WInd Mobile Canada No connection?!?!?!?!

Hey I for some unknown reason cant connect to my network whatsoever. No 3rd party roms nothing just the most recent Lolipop update. Sim card is in lock screen says emergency calls only. Network operators all options are greyed out. Here is the weird part. Under APN's it tells me there is no sim card when the screen loads, however when i eject the sim card and put it back in its not until i eject it that the rest of the phone recognizes there is no sim card. Did my sim card fry or what do you think?
Some answers found solo
so i pulled an app off play to check the info of my sim card and lo and behold there appears to be nothing on the card whatsoever. anyone have a suggestion for an app that is known to be current and working for this just in case its the app?
Pawnrae said:
Hey I for some unknown reason cant connect to my network whatsoever. No 3rd party roms nothing just the most recent Lolipop update. Sim card is in lock screen says emergency calls only. Network operators all options are greyed out. Here is the weird part. Under APN's it tells me there is no sim card when the screen loads, however when i eject the sim card and put it back in its not until i eject it that the rest of the phone recognizes there is no sim card. Did my sim card fry or what do you think?
Click to expand...
Click to collapse
Simplest would be to go in store and ask another sim card just to test it. Looks like a bad sim card or maybe an hardware problem with the sim contacts

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