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FWIW: week 40 is last week of September not October. Still most resent phone with the problem.

Whatever it is, based on the chipmunk site, it shows Week 40. I did not calculate myself. I assume everyone is posting week from that location.

Also, the factory is C3 (China).
 
5s Sensorgate

You guys are lucky. I have a build 39 which I cannot test as I am migrating from a 4S, and Apple have had the brilliant idea with IOS 7 not to allow testing of the phone unless it has a sim card in it. So I can't even test mine as I don't have a micro sim - and I'm not changing my sim with Vodafone until I know the sensor issue is fixed.

Unless Apple announce a fix in the next few days, mine will be going back with sadness and I have to say annoyance that Apple have again released a product which is now being reported as faulty. Does no-one test these devices before they are signed off for sale?
 
Wait to see if a software update is released and that it corrects the problem. I have a strong feeling that this will get corrected soon, the longer Apple waits the worse things will get. I heard that 7.0.3 will be out this week. If so, hope it addresses this issue. If you are not comfortable with issue, you have 14 day (I think)

Yeah I have a feeling it will be "fixed" via software. Common sense, there is no way this will be accepted as Hardware fix (Even if it is).
 
Getting slightly irritated at Apple now...

Sent a mass of shots showing the various faults to an engineer so he could confirm and see the variation in all sensors on 3rd October...

Sent chaser email yesterday and finally get a response today suggesting i didn't do the tests in a manner which shows that each phone was in equal position (which i did do carefully)

So i've now shot them a video showing a start to finish test with both phones now....

Annoying
 
You guys are lucky. I have a build 39 which I cannot test as I am migrating from a 4S, and Apple have had the brilliant idea with IOS 7 not to allow testing of the phone unless it has a sim card in it. So I can't even test mine as I don't have a micro sim - and I'm not changing my sim with Vodafone until I know the sensor issue is fixed.

Unless Apple announce a fix in the next few days, mine will be going back with sadness and I have to say annoyance that Apple have again released a product which is now being reported as faulty. Does no-one test these devices before they are signed off for sale?

That's too bad because this phone really is pretty awesome. Granted it has issues and I am sure they will be resolved, I still love the phone and will wait for apple to fix it.
 
looks like 7.0.3 didn't make the tuesday 10am PST release so I guess thursday is the next opportunity if they release it this week. Usually 10 PST tue/thur is when they release updates. This is even if 7.0.3 addresses the issue at all.
 
Reading the post on this thread reminds me what chickens do when their head is cut off. I would be surprised if this issue is fixed in 7.0.3. Can't wait to read the comments if that is true. And yes I'm -2 off compared to my wife's iPhone 5. Just remember that it's not the end of the world people. I will just have to tilt my phone +2 degrees to make the car travel straight in real racing.
 
-3° here...

I just had a second phone call with the support. After explaining my issue - the man i spoke to had not even heared about the problem - he for himself called the internal (next level?) technical support. After a few minutes of waiting, he said that the problem is known to apple and is SOFTWARE related - ios 7 has a bug when reading out the sensor data (or something simmilar...) and that it will be fixed by an upcomming update in the near future. But he couldn't tell exactly when.

Anyways - i think that's good news :)
 
dynamic component accuracy

Discussion so far is mainly on the dc components of sensor reading.
If someone could measure acceleration and angular velocity for minutes on a still floor and upload it together with corresponding iphone 5 or 4s data, the problem would be more clear. (apps such as "vibration" or "sensordata"). Only with the level indicator information, we can judge only the DC component. Evaluation need to be both on the static and dynamic components. I guess, from the frequency characteristics, hw or sw issues may become clearer.
 
On my replacement phone if I play a flight simulator with volume buttons side up the plane goes around in circles..........if I play with buttons down it flies perfectly! Very weird!
 
I haven't read all 44 pages, so something similar might have been posted already.

Anyway, I noticed several things while playing around with level and compass on my 5S (week 39).

First of all, level's off by 6° flat, 3° long side and 0° short side. I then played around with the calibration on the compass by killing the app repeatedly and recalibrating on the next start. What I noticed was that at the beginning the red ball would go round just fine and as expected.
The more the app calibrated, though, the harder it was to get the ball to the top until it finally sits within about 90° at the bottom of the circle and refuses to move further upward, no matter what I do to the phone.

I also noticed a bug where I could get the level app to completely freak out simply by moving the phone around a bit from flat to side to flat. There is point where it simply refuses to go back to the "two balls" when placed flat on a surface and holding it upright would cause the screen to get half black, half red and with a white corner.

What this suggests is that the sensors do read proper data at some point (the ball behaves as expected at the beginning) and it might actually be a software error misinterpreting the data in the app, which is noticeably buggy.
 
I very much doubt that the software that fixes this will be released this week, it's too soon. if it is a software fix and is indeed in 7.0.3, then 7.0.3 will be released much later than this week. hope I'm wrong.

Apple has been aware of this issue since shortly after the iphone was released. I read on another site that IOS 7.0.3 might be released this week. Check here:

****://bgr.com/2013/10/01/ios-7-0-3-download-next-week/
 
You guys are lucky. I have a build 39 which I cannot test as I am migrating from a 4S, and Apple have had the brilliant idea with IOS 7 not to allow testing of the phone unless it has a sim card in it. So I can't even test mine as I don't have a micro sim - and I'm not changing my sim with Vodafone until I know the sensor issue is fixed.

Unless Apple announce a fix in the next few days, mine will be going back with sadness and I have to say annoyance that Apple have again released a product which is now being reported as faulty. Does no-one test these devices before they are signed off for sale?

it's a nano-sim u need, micro sim is what the 4s uses. I suggest you change your sim to nano, u can then use and adaptor to stick it back in 4s is f you have to, adapters are available everywhere O2 even send them with nano sims.
iPhones always needed a valid sim installed to activate.
 
On my replacement phone if I play a flight simulator with volume buttons side up the plane goes around in circles..........if I play with buttons down it flies perfectly! Very weird!

Mines the opposite. Buttons up is good, buttons down is bad.
 
Reading the post on this thread reminds me what chickens do when their head is cut off. I would be surprised if this issue is fixed in 7.0.3. Can't wait to read the comments if that is true. And yes I'm -2 off compared to my wife's iPhone 5. Just remember that it's not the end of the world people. I will just have to tilt my phone +2 degrees to make the car travel straight in real racing.

Right, -2 is not the end of the world. What about those at -6? The world doesn't revolve around you, remember. :p
 
I would be really thrilled if this is a software-only issue. Having engineering folks talk before they know the root cause and fix is a recipe for disaster - you will never find a legit company do that.

Aside from this issue, I've been very pleased with the 5s so far.
 
To all who are planning on returning and getting a replacement OR who are waiting for getting the perfect iPhone...There is no point.

You will never know whether Apple has fixed this issue at hardware level or software level. (I don't know whether the issue is).

1. Think about it. Whether this is HW issue or SW issue, Apple is going to fix it soon.
2. By the time next iOS release is out (or may be after that) the issue would have been gone.
3. How they fixed? No one knows unless you have a solid proof that this is HW issue.

So basically in few weeks this "issue" won't be there. My point is, one or the other way this will be taken care.

If you hoping to get the perfect iPhone or thinking Apple will acknowledge this as HW issue and fix it and replace all sold iPhones you are in dream land.

So, go ahead and buy your iPhones as planned and you will soon have HW/SW fix that you will not be able to tell apart.
 
I haven't read all 44 pages, so something similar might have been posted already.

Anyway, I noticed several things while playing around with level and compass on my 5S (week 39).

First of all, level's off by 6° flat, 3° long side and 0° short side. I then played around with the calibration on the compass by killing the app repeatedly and recalibrating on the next start. What I noticed was that at the beginning the red ball would go round just fine and as expected.
The more the app calibrated, though, the harder it was to get the ball to the top until it finally sits within about 90° at the bottom of the circle and refuses to move further upward, no matter what I do to the phone.

I also noticed a bug where I could get the level app to completely freak out simply by moving the phone around a bit from flat to side to flat. There is point where it simply refuses to go back to the "two balls" when placed flat on a surface and holding it upright would cause the screen to get half black, half red and with a white corner.

What this suggests is that the sensors do read proper data at some point (the ball behaves as expected at the beginning) and it might actually be a software error misinterpreting the data in the app, which is noticeably buggy.

Tap the screen. That "bug" you mentioned is a feature :D
 
To all who are planning on returning and getting a replacement OR who are waiting for getting the perfect iPhone...There is no point.

You will never know whether Apple has fixed this issue at hardware level or software level. (I don't know whether the issue is).

1. Think about it. Whether this is HW issue or SW issue, Apple is going to fix it soon.
2. By the time next iOS release is out (or may be after that) the issue would have been gone.
3. How they fixed? No one knows unless you have a solid proof that this is HW issue.

So basically in few weeks this "issue" won't be there. My point is, one or the other way this will be taken care.

If you hoping to get the perfect iPhone or thinking Apple will acknowledge this as HW issue and fix it and replace all sold iPhones you are in dream land.

So, go ahead and buy your iPhones as planned and you will soon have HW/SW fix that you will not be able to tell apart.


if it's hardware I don't think the fix will be soon, there maybe a software workaround to the hardware problem but that may take time too.

i think the more people ask for replacements/exchanges the more pressure it will put on apple to announce something to stop this madness :)
 
I just brought this up on TWIT TV, and of course they blew it off and joked about. Jason Snell from MacWorld, LaPorte, Ihnatko all basically said it was only a few degrees and not an issue. I just shook my head, how little they know about anything tech related.
 
Right, -2 is not the end of the world. What about those at -6? The world doesn't revolve around you, remember. :p

Just tilt +6 degrees and you will be golden. If Steve was still here he would tell you that your holding it wrong. Get use to it!
 
My iphone 5s was sent back to apple today, i wait for repair or replacement i think it will be replaced by another one, as soon as i have the other one i do the same test with a real level, and feedback here with build version .

Iphone 5s returned :

Nice Name: iPhone 5s
Family name:
Group1: iPhone
Group2:
Generation:
CPU speed: 1.3GHz
Screen size: 4 inch
Screen resolution: 1136x640 pixels
Colour: Space Gray
Production year: 2013
Production week: 35 (September)
Model introduced: 2013
Capacity: 64GB
Memory - flavour: xx
Factory: DN (China, Chengdu - Foxconn)


iphone5s.jpg
 
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