[Q] Ideas to fix Broken Volume Key - G2 and Desire Z General

In the process of trying to fix my loose hinge I must have broken my volume button. There is a tiny grey piece of plastic that gets pushed in. In the photo the volume button on the right is the up volume and works fine but down button doesn't have the grey piece.
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Does anybody have any ideas? I would be ok with replacing that whole little yellow switch if I have to. I have a pretty fine soldering iron tip.
help please!

If you're lucky, you might find a tact switch to replace the broken one in an electronics store or in a technical assistance for mobile phones, or you can try removing the tact switch and redo with some plastic, its not that hard to do.
Good luck.

echizen said:
If you're lucky, you might find a tact switch to replace the broken one in an electronics store or in a technical assistance for mobile phones, or you can try removing the tact switch and redo with some plastic, its not that hard to do.
Good luck.
Click to expand...
Click to collapse
Do you know of an online electronics shop that sells tact switches like this?
What do you mean by redoing with some plastic?
I have an old Palm Treo 650 that I'm going to tear apart and look for parts. I'm not at home right now but I found this picture and the buttons on the top left look very similar to the Desire Z ones.
Does anyone know if there are any electrical issues about the switch that I should consider before using a different one?

I was a cell tech for 5 years and replaces tons of volume and ptt switches. You can use a switch from any phone to replace it. Voltage doesn't matter on these and all seem to be the same size. You could probably buy a broken desire z or use one from any old phone. My old word of caution would be that some phones use ribbon (flex) wires that have a built-in switch that wouldn't be compatible for use. I know a ton of iden phones (older ones like i730/530/610) use the proper switches. Maybe a local sprint store might have some old water damged models that would be perfect. It would have to be a service center though. Good luck!
Oh and any non lead based solder will do but be sure you solder it down good. It make take a few tries and before to pull on the switch a little to make sure it was a secure burn...
Oh... lol! The treo switch will work fine as a replacement. Be sure to not burn off the the soldering pad on the board of your G2. And carefull with the removal of the treo's switch. They break easily...

Thanks so much sino8r!!!
I had an old samsung that uses the ribbon button you mention.
Now I just need to find my old Treo. I was letting my kids play with it and I thought it was sitting the the toy box. Now I have to rip apart my house looking for this thing. =)
Yeah I got non-lead based solder but I think I'll need to get a finer tip to my iron. I have the Hakko 936. Any tip recommendations?
Also, there looks to be 5 solder points on the Desire Z switch. Two on each side and on behind. The behind one isn't really shown in my picture. Do you know which solder points are the important ones and which ones are for strength?
I hope I can document my progress enough so that others with the same problem can fix their phones too!

sino8r, is this the phone you were talking about?

Why would you want to use lead free solder? Leaded solder has a lower melting point and flows much easier. I mean honestly, just use what you have on hand, but is there a reason why you would specify that he use lead free?

Related

Hermes battery door release button problem - info/image request

The battery door on my vario II won't come off when I use the release button. Can't remember ever noticing how the clasp/mechanism worked, could somebody either describe it or take some photos so I can see how to remove the back door without doing any more damage?
Thanks
James
Is the vario II door the same as the TyTn door ? I can't remember, if it is I can describe and get a picture within half to 1 bour.
Mike
TyTn Battery Door catch
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Mike
Thank you! Though it doesn't look very good for finding a way to release the door without damaging it. Does it look possible to you?
cyst said:
Thank you! Though it doesn't look very good for finding a way to release the door without damaging it. Does it look possible to you?
Click to expand...
Click to collapse
No it does not look easy. Does the little catch still slide back and forth easily on its spring?
Mike
yes it does.
cyst said:
yes it does.
Click to expand...
Click to collapse
This I think is bad news cos looking at the one I've got the back off at the moment, if the catch just slips out of engaging the white sliding catch mechanism then it gets really stiff. BUT there is a tiny prong on the black sliding catch that engages the white sliding catches!! (Sounds like this may have broken off, allowing catch to move freely because it's not engaging with anything.)
1. If it's under warranty I'd take it back and have a battle about whether you were "rough" or not, or whether their catch is crap.
2. You could prize up back cover. Not a good idea I think the back cover prongs will snap off.
3. Just dont't take back off!!
4. I think it may just be possible to remove the one screw (Torx) you can access with the cover on. Prize open the case just a fraction to allow a pin/needle to be used to slide the catch and release back. With the device face down you would need to pass the pin through above the central part of the catch and move the pin from right to left. You could in theory wthen completely remove the back housing and examine the catch.
Mike
hmm...well had a brain wave and gave the phone a bit of shake. Something inside definately rattles! On closer inspection it also appears as if half the clasp is working - moving the release switch makes the door move a tiny amount.
So it looks like i'll be going into t-mobile and seeing what they say!
Thanks for the help (I may need more if i can't get it replaced!)
Solution and slight embarrassment...
So, nothing was actually wrong as such!
I had been finding that my battery was getting hotter than I was happy with, so I had removed the sticker from the front of it to allow the heat to dissapate more efficiently. This had left a sticky residue on the battery which had stuck to the battery door.
So that's me feeling a bit stupid!
Just pleased it's problem solved - good news
Mike

Getting no signal after a hard fall

Anyone can help me, my TyTN fall from my home stairs and I can't get signal after that.. I checked at the "Device Information" in the setting and it shows no Radio ROM.. so I try to install the radio ROM but im getting error during the installation.. I believe it is the hardware faulty and appreciate if anyone knows what is it and where can i get the replacement of the hardware..
FYI.. my TyTN can still be operated, its just cannot get the signal..
Thanking everyone's help in advance....
i'm not sure if you resolved the issue or not, but i'm selling an AT&T 8525. I'll sell it to you for $300 shipped as long as you live in the usa.
I'm not familiar with the insides of the phone, but there are a few options. 1, open it up and find out what's wrong. There could be a connector or circuit that broke and would only require minimal effort to fix. 2, find out if HTC can repair it for you through non-warrenty repair. 3, buy another phone online(like through ebay) that's only good for parts and use it for repairs.
Of course, if you don't feel up to opening it up, you could always find a friend or repair shop that might be willing to try.
ok one of these days i am going to write a book on how to re-attach antennas as the one in the TyTN is similar to the herm100 i presume
you cant miss it, its a big gold rod that slots into a V clip on the main board, a serious jolt could pop its loose, but it wont take much to pop back in, just be careful when you put the cover back on
Yep, there it is top left
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And here it is disconnected.
However, I'm not convinced there is sufficient space available for that pin to disconnect while the casing is in place. My fear is a more destructive M/Board fault.
Mike
he could have shatterd the V clip off the board
It's more likely the golden connector from the picture got disconnected than that a board or chip broken. It would require the CASING to break in order for the board to break.
Open it up, take a chance. It's not so hard, just scary the first time.
alkizmo said:
It's more likely the golden connector from the picture got disconnected than that a board or chip broken. It would require the CASING to break in order for the board to break.
Open it up, take a chance. It's not so hard, just scary the first time.
Click to expand...
Click to collapse
We could take bets on what it is! No that wouldn't be fair would it
I agree it's worth opening up to check the connection. Depending on how hard the fall was it could be a variety of things. Don't agree that the motherboard can only crack if the casing breaks though - I've seen many examples of cracked m'boards and hardly a scratch on the case.
The OP seems to have disappeared anyway!
Mike
Thanks for the replies.. i've just been busy lately..
Will try your suggestion later to check the golden connector 'coz i've been opened it up many times already so its not a scary things to do for me...
will report back the results
hey again mates..
I already check on the golden connector and it seems fine.. everything is in contact and no physical crack was found or whatsoever...
I believe my TyTN is having the same problem with the one in this thread because I have similar symptoms like
1/ i can't flash radio back (the process hang in a middle of the flashing progress).
2/ there's no Radio & Protocol version in the "Settings->System->Device Information"
3/ no IMEI in the "Settings->System->Device Information"
Anyway, Is there a way to write the IMEI no. for the TyTN? maybe if there is an IMEI no. in the TyTN then can I flash the radio ROM.. i think.. and its worth trying (if possible) . or maybe its a hardware problem like in the thread above...
same wif my herm100 hard fall and no more signal
think tat is crack in gsm chips,u just look forward on gsm chips to replace ur old 1,then should be fine and work well ^^

Does your G1 screen have any "flex" with the screen open?

Hi,
New G1 today - With the screen slid open it feels almost loose (Eg, I can wiggle the screen about backwards and forwards [NOT slide it back into device]).
I do not find this problem when the G1 is in its PDair case however this is most probably because the leather strap that goes around the top of the phone removes any slack that it seems the G1 has.
I do not really want to return the phone as this is my 3rd handset (First 2 were faulty) and would be able to cope for it if this is a known thing that many have however if this is a significant problem I'd have no option...
Look forward to hearing from you.
Cheers.
My Dev phone has a fair amount of flex. I thought about trying to take it apart and tighten it up, but I think I'll let it get a little wear and tear before I go messing around with it like that. The only thing I am really worried about is if I ever drop it with the screen open which could result in it snapping all the way off, but in normal usage it isn't too terribly bad.
LavaChild0809 said:
New G1 today - With the screen slid open it feels almost loose (Eg, I can wiggle the screen about backwards and forwards [NOT slide it back into device]).
Click to expand...
Click to collapse
It's normal and due to the relatively weak construction of the sliding arm design. Basically the entire screen swings and is held in place on all axes by one thin metal arm.
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Thanks for such brilliant replies - The photo inparticular is very interesting.
Only thing is reading back my description I'm not sure if I was clear.
Imagine holding the keyboard still and lifting the screen into and out of the photo... The screen has some give or flex in this axis.
Even now I'm not sure I've explained it well... Can you please confirm you understood correctly before and this behaviour is normal for a G1?
Thanks!
Basically there is no axis that the screen does not have a bit of give in, if you give enough force. Of course if the screen is just flopping around loose then that's probably a defect. But it's normal to be able to lift the screen away from the rest of the body when the screen is closed. Hopefully the next iteration will have a more robust design that attaches with atleast two points on the main body.
My above issue is when the screen is open (As in fully slid out)... I wouldn't say it is completely floppy but requires very little force to move. I don't mind if this is a design "flaw" but want to know so that I know if I need to return my G1 or not.
Thank you very much for all of your help - If you could confirm regarding my issue being when the screen is open (Fully slid out) that would be great.
Thanks again!
yea this is happening to me too, and i know its not normal bc my phones brand new and it didnt do this until the other day, and my other friends phones dont do it either
Not that this is what you want to hear....
I'd get another one.
HTC needs to get their crappy work back. I mean, I love what they do, but they don't exactly prioritize doing it well. If we keep sucking it up, they'll keep doing crappy work.
I'd say unless the screen unit is moving 1.0+ millimeters away from the casing then forget about exchanging. Some devices have looser screens than others. If your device has play in the lower left corner more than a millimeter then it is beyond the average. However, you should keep in mind that you might get a refurb in return and it could be worse or have other defects.

Screen Problems and IC chips

I was trying to remove the camera on my N1 today and I broke off two small chips near the screen connector. These seem to control the red and green on the screen as I can only see blue and black on the screen right now. I was wondering:
1) If this could be what causes some people to have to much blue or red on their screens, and bad chip in my opinion could cause this.
2) If anyone knows a parts supplier who would be able to sell me these chips?
Thank you all.
labeled as red and green marked chips next to the screen connector
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Just wanted to add. Everything else works well and the phone seems fine just only blue shows up. So I will continue to use the phone and apply the blue render effect from cyanogen mod to hopefully not cause issues with the screen.
_Dennis_ said:
Just wanted to add. Everything else works well and the phone seems fine just only blue shows up. So I will continue to use the phone and apply the blue render effect from cyanogen mod to hopefully not cause issues with the screen.
Click to expand...
Click to collapse
Those appear to just be resistors to me, but you wouldn't be able to change them out with a normal soldering iron.
I'd suggest you look around for someone with some tools and SMD soldering experience. Although how you managed to break off some resister packs is beyond me. Or why one would try to manually remove a camera, also beyond me..
The soldering iron won't be a problem. I work in a shop that does repairs on circuit cards. I was removing the camera since I work in a area that has classified material and so am not allowed to have camera phones.
I also thought resistor packs but did not have time to meter them so I said IC because more people may be able to understand.
_Dennis_ said:
The soldering iron won't be a problem. I work in a shop that does repairs on circuit cards. I was removing the camera since I work in a area that has classified material and so am not allowed to have camera phones.
I also thought resistor packs but did not have time to meter them so I said IC because more people may be able to understand.
Click to expand...
Click to collapse
Good, hopefully someone can help you fix it, or you can fix it.. Hopefully no pads were lifted or damaged. PCB repair is always fun to do, although not terribly hard unless the connection goes down into another layer. I used to do it a few years back, wish I still had the equipment available every so often.
I'd definitely verify exactly what the IC's are, but from the appearance I'll bet they are RP's, but they are making inductors in packs these days too IIRC, and really they could be anything. Markings on them should be fairly easy to look up.
khaytsus said:
Good, hopefully someone can help you fix it, or you can fix it.. Hopefully no pads were lifted or damaged. PCB repair is always fun to do, although not terribly hard unless the connection goes down into another layer. I used to do it a few years back, wish I still had the equipment available every so often.
I'd definitely verify exactly what the IC's are, but from the appearance I'll bet they are RP's, but they are making inductors in packs these days too IIRC, and really they could be anything. Markings on them should be fairly easy to look up.
Click to expand...
Click to collapse
Aye, I'm buying a $60 water damaged N1 from eBay and wi will try to canabilize the parts I need from there....the post said screen works perfectly. The solder work won't be difficult, different then the resistors and DIPS I usually repair but not outside what I was trained in. I will attempt to look up any numbers I see under the microscope but I had it under earlier and did not notice any numbers, but I was not looking for numbers, just assessing damage which for one maybe repairable but the other is broken in 2 pieces. Thanks for the encouragement though.
I believe these might be 0-ohm resistor packs. Use a magnifier glass and try to read any markings they have, google them - you'll probably get the component datasheet in the results.
Well after further experimentation I have red and blue working. Though I get strange artifacts on the screen.

Help identifying components on Nexus 6Pmain board

I'm wondering if anyone can identify the two components circled in red in the lower right corner of this image?
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I recently replaced the screen on my Nexus 6P, but these two component came loose (likely from when I took off the screen connector below them). One of them was lost as well.
After replacing the screen everything seems to work ok except that the Sim card is not detected. (The same sim works in other phones.) I'm suspecting that these two components are the issue. It's pretty likely that I would not be able to successfully replace them, but then again it might be worth trying.
Any thoughts? Thanks!
Your image link don't work..
But btw, why did you replace it? Broken?
I hear it's a very difficult and risky process to replace screens on 6P..
Sent from my Nexus 6P using Tapatalk
I just updated the image in the original post. I think it should show up now.
I dropped the phone from about two feet up and the touch screen quit working. Replacing the screen was a bit daunting, but actually seemed to go quite well until I figured out the sim was not recognized any more. It was a bit tough to pry off the camera shield on the back and to pry the insides from the body the first time. But now I can do it without too much trouble.
I think that the two parts I wan to identify might have been a bit damaged before (water damage?), and then I might have inadvertently helped them along.
balesse said:
I'm wondering if anyone can identify the two components circled in red in the lower right corner of this image?
I recently replaced the screen on my Nexus 6P, but these two component came loose (likely from when I took off the screen connector below them). One of them was lost as well.
After replacing the screen everything seems to work ok except that the Sim card is not detected. (The same sim works in other phones.) I'm suspecting that these two components are the issue. It's pretty likely that I would not be able to successfully replace them, but then again it might be worth trying.
Any thoughts? Thanks!
Click to expand...
Click to collapse
I can't see your image for some reason either on Tapatalk but I can in web view. Check ifixit for a full outlook of internal parts:
https://www.ifixit.com/Teardown/Nexus+6P+Teardown/51660
Edit: On second thought, the piece you're asking about wouldn't be discussed by them.
Sent from my Nexus 5X using Tapatalk
That's gonna be tough with no markings on the board or components. Google "identify smd components" might yield some helpful results. I think they are either smd resistors or fuses. As a last resort bridge the connections individually with solder or conductive glue. Check with multimeter after you bridge them to insure no resistance (good connection). Really looks more like those are components for the display circuit though.
normally those are some resistor smd.
you can check on other phones (service manuals) what kind of component is there.
i saw a service manual for lg g3 here on xda, you can check whatever you want but try to search for a component like that.

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