[mac4theblind] Re: field testing in iOS:

  • From: Samuel Negron <samuel_negron@xxxxxxxxxxx>
  • To: <mac4theblind@xxxxxxxxxxxxx>
  • Date: Sat, 19 Oct 2013 20:54:18 -0700

Works like a charm on the iPhone 5s. It just gives the numbers now, though, and 
I can’t toggle between the bar readout and the numeric representation.

I used to have this enabled when I jailbroke my iPhone. Glad to figure out how 
to have it back.

From: David Hilbert Poehlman 
Sent: Saturday, October 19, 2013 5:45 PM
To: mac4theblind@xxxxxxxxxxxxx 
Subject: [mac4theblind] Re: field testing in iOS:

what phone are you using? 

On Oct 19, 2013, at 8:43 PM, John Harden <jharden01@xxxxxxxxxx> wrote:

It's still stuck on bars. Can't seem to make it change after exiting the field 
test mode. Now that the sun went down I get -56.

John Harden
Quality Brailler Repair LLC

For professional Perkins Braille Writer repair.

386-238-5871
jharden01@xxxxxxxxxx 
145 N. Halifax Ave. #605
Daytona Beach, FL 32118



On Oct 19, 2013, at 6:52 PM, David Hilbert Poehlman <poehlman1@xxxxxxxxxxx> 
wrote:


  hold down the power button till it says power off instead of turning it off, 
press and hold the home button till it is quit. 

  On Oct 19, 2013, at 6:12 PM, John Harden <jharden01@xxxxxxxxxx> wrote:

  This field test is quite interesting. Sitting here at my desk I get -63. I 
cannot seem to make it stick no matter how long I hold down the power button. 
Did I do some thing wrong?

  John Harden
  Quality Brailler Repair LLC

  For professional Perkins Braille Writer repair.

  386-238-5871
  jharden01@xxxxxxxxxx 
  145 N. Halifax Ave. #605
  Daytona Beach, FL 32118



  On Oct 19, 2013, at 8:39 AM, David Hilbert Poehlman <poehlman1@xxxxxxxxxxx> 
wrote:


    All,

    I found this to be useful so hope the author doesn't mind that I plant it 
here.

    BTW,
    Happy Catterday!

    ---begin quoted message:--- 
    Hi all!

    Just wanted to throw in a quick tip for those of you who's not aware of 
this.
    To check your networks signal in a more accurate way, to check if it's the
    signal strenght that's bugging you, you can always use the iPhone Field 
Test.
    Just open the phone app, then the keyboard and type in:
    *3001#12345#*
    and then hit call. You'll now bring up the iPhone Field Test screen, which
    has a lot of information that I have yet to figure out. But the handy part,
    is that the bars that shows the signal strength on the left side of the
    status bar, has now changed to a number, with a minus sign in front of it.
    This is a much more accurate number than the 5 bars can give you, and you 
can
    also use it when calling your carrier to complain!
    Here's how it works:
    The lower the number, the better is your signal. You'll never get anything
    lower than -40, and that's the theoretical signal you may get when standing
    right beside a network base station. But considering that 5 bars is equal to
    around -80, you can get much more information from this.
    I think 2 bars is somewhere around -100, and above -100 you will find that
    your voice begins dropping out and making wierd noises while on a phone 
call.
    -110 is the place where the whole phone calls starts dropping out and you'll
    have to constantly try to call your conversation partner back, even though
    you'd probably not have any good luck doing that.
    At around -120 - -130 the network announced will fall out, and "No service"
    will appear in stead in the status bar.
    That's it, a lot more accurate information to get from this hidden iPhone
    feature than the common signal bars.
    Oh, and a last tip:
    If you want this to stick in your status bar, so that you can always switch
    between signal strength in bars or this number, which I believe is given in
    dBm's, you can do this:
    While the Field test screen is open, hold down the Sleep/On/Off-button until
    the slide to turn off appears. Then, don't slide to turn off the phone, but
    hold the home-button down for a few seconds, to force quit the field test
    app, and return to the home-screen again.
    Now you can double-tap the area in the statusbar where the signal strength 
is
    shown to switch between this dbm-number and the more common known bars.





    -- 
    Jonnie Appleseed
    With His
    Hands-On Technolog(eye)s
    touching the internet
    Reducing Technology's disabilities
    One Byte At a time




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