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The Apple diyMod: My Take on the Famous iMod [56k killer] Featuring 3G, 4G, 5G and nano 1G! - Page 124

post #1846 of 2485
Thread Starter 
Try plugging it into a higher voltage. I'm not sure that'll work, but give it a shot. My Firewire charger is rated for 12VDC, but I'm sure it goes a little higher than that. Give that a try if you can't find the older charger. The same works with the car's power outlet as well.

Gear mentioned in this thread:

Apple 30 GB iPod with Video Playback Black (5th Generation)
iPod Nano Headset Music Player
Apple iPod classic 160 GB Black (6th Generation) OLD MODEL
post #1847 of 2485
yeah pretty sure its the higher voltage, but i'd have to rig up a car battery to a DIY charger hehe. gonna check the apple stores topday. after some reeseach last night it does seem it needs the firewire charger to finish this process. so must need 12v to flash the firmware, which is the last thing it does apparently. I just hope it doesnt brickl it if I cant get to one before the battery goes flat. there are siome opn ebay cheap that look like original apple ones, so might end up buying one of them to be safe. are you saying that car chargers are 12v?? that I could probably organize
post #1848 of 2485
Thread Starter 
I don't know if it's different in Oz, but car batteries here are 12V. I finished the firmware upgrade for an iPod 4G with my car charger once.
post #1849 of 2485
cool, yeah the batteries arew 12v, was just confirming that the charger didnt step it down?? but sounds like not. cool i'll have to grab one somewhere, was it just a regular ipod car charger, or specifically a 4g??
post #1850 of 2485
Thread Starter 
It was a regular iPod charger. I don't think there were ever model-specific chargers. What you could even do is just splice an existing 12V charger you have and just wire that to an iPod dock.
post #1851 of 2485
well the apple store in the city is gonna help me out; so i'm gonna bring it in there tomorrow or wednesday and then I can finish this and get pics up. had time to think about solutions, so should be some nice pics.
post #1852 of 2485
Quote:
Originally Posted by qusp View Post
well I have some thin shielded cable that might fit phisically, but may not meet the bugetary requirements for this job... think piccolino... nah.. might try twisted pair first.
What about twisting the pair and sandwiching it between some DIY shielding? I'm thinking a layer of electrical tape, then foil, then wires, more foil, then some more electrical tape. As long as you kept the foil narrower then the tape, the tape would seal it all up. I have a picture in my head, but I'm not sure I'm conveying it well with words. The 4Gs have more room, right? I realize this probably won't work in a 5th gen though. It would probably work in my Mini, but I never noticed the interference. I'll be honest though, I haven't listened to it via the modded dock in awhile It mostly serves IEM duty these days.

Good luck Qusp. I expect nothing less then an ingenious solution
post #1853 of 2485
Thread Starter 


Voila the iPod nano 2G diyMod pictorial. I haven't tried it yet, but you could probably send some thin wires from the capacitors around to the cutout for the headphone jack. It would be tricky as that area is already hugely congested.

I bought an iPod nano 2G 2GB some time ago off eBay for 50 USD. It was quite a steal at the time, and there's nothing wrong with it except a few dings on the corner. It's a really slick model of iPod, but I think I still prefer the way the nano 1G feels in my hand; this one feels slippery. I finally got around to opening it today, and I just double checked with my DMM. There are resistors before the capacitors, so decide for yourself if you're capable of soldering to such itty-bitty pads.





I hope that the images are clear in the message they convey. Don't read too much into the pictures. Combine them with the knowledge that the diyMod is a coupling capacitor replacement project. The first picture is probably more unclear with the right channel indicator. I may have to redo that one if it becomes a problem, but I am sleepy now. I hope the nano 2G crowd feel more included with this update; no, I haven't updated OP yet.

Now go!
post #1854 of 2485
Thread Starter 
The OP is updated. Spread the word that the nano 2G has been diyModded.

I also should mention that I'm currently reorganizing all the information from the OP on a new website. The only real time I get to do any work on it is Saturday morning, and those reserved for the website are few and far between. I will be going on a cruise come May 2, so that will allow me to finally get down to work after some relaxation time. (I think everyone gets antsy and bored when they eat and sleep for a few days in a row, so that's my excuse for being a workaholic. ) There's already some information up, so even though I'm sure one could easily find it, I won't say where it is.
post #1855 of 2485
Joneeboi, just to say a thanks for this organised resource.

After first looking at soldering directly from the dac pins to the dock pins I decided its way too small to attempt without bridging the pins (attempted with no decent lighting or magnification). So last night I removed the capicators to the north of the dac and the caps and inductors on the dock and am currently working on routing my wires and sorting the lengths out, providing strain relief etc. So I am very pleased to say that so far and touch wood I am well on my way to my first diymodded ipod 5g video which would have been impossible without this thread.
post #1856 of 2485
Quote:
Originally Posted by Hayduke View Post
What about twisting the pair and sandwiching it between some DIY shielding? I'm thinking a layer of electrical tape, then foil, then wires, more foil, then some more electrical tape. As long as you kept the foil narrower then the tape, the tape would seal it all up. I have a picture in my head, but I'm not sure I'm conveying it well with words.
you know, that might just work, but I dont know how much more effective it would be than haveing a twisted pair for each channel and how/ where would I ground such a shield?? I dont know how well it would solder. interesting though and I might just give it a try, I thought about coating a teflon tube (with twistd pair inside) with a thin coat of conductive glue and gluing that to ground at one end; then wrapping in insulating tape like you said, but will probably see how a twisted pair for each channel goes, with the tap grounded at one or both ends, maybe even just one end with a capacitor to filter noise from perhaps contaminating the ground plane; connecting at both ends could creat a ground loop.

Quote:
The 4Gs have more room, right? I realize this probably won't work in a 5th gen though.
the $g do indeed have more room to play with, still not loads, but considerably more than a 5g.

Quote:
It would probably work in my Mini, but I never noticed the interference.
yeah I think its really only because with the 4G, the screen and HD are in very close proximity to the areas we are connecting as the screen is actually placed over the top of the logic board, rather than in a seperate panel. this is why it seems to be tied very closely to the graphics on screen and HD motor.

Quote:
I'll be honest though, I haven't listened to it via the modded dock in awhile It mostly serves IEM duty these days.
hehe; well actually neither have I so much as my iriver has been getting a fair amount of the airplay...shhhh shouldnt say that while shes listeing hehe.

Quote:
Good luck Qusp. I expect nothing less then an ingenious solution
gee thanks; no preasure or anything LOL. hope I dont disappoint .

i'm happy to report though that plugging it into the firewire charger did in fact solve the issue and I did not end up with a brick as feared as I couldnt get to the apple store until today; was paranoid that the battery would run out and brick the ipod as the process wasnt complete, but was too far gone to go back. I wonder if that wouldve happened if the battery ran totally flat?? it was asleep for the last couple of days, so I dont think I was ever in danger, but ones mind does wander sometimes... well mine does anyway LOL.

so i'll be doing some more over the weekend and will hopefully post results and pics of the successful solution on monday-tuesday.
post #1857 of 2485
Thread Starter 
Pressure's on, qusp. Just remember to not rip those pads off the board, and you should be mostly okay.

And you're welcome, dazzer. I can only hope the website is better. It will surely be more organized by a longshot.
post #1858 of 2485
Quote:
Originally Posted by joneeboi View Post
Pressure's on, qusp. Just remember to not rip those pads off the board, and you should be mostly okay.
waaahh!! I thought that was the first step I thought the thing was that you had to rip them completely off as its a much more direct and clean path if you just solder directly to the dac and pins hehe....OK too far.

Quote:
And you're welcome, dazzer. I can only hope the website is better. It will surely be more organized by a longshot.
be sure to remember to ask if I can help in any way. I diont have heaps of spare time, but will do what I can. my background is in digital imaging and graphic design, so can maybe help out with a masthead or something resembling a logo
post #1859 of 2485
Thread Starter 
Here are pictures of my diyMod nano 2G.



Notice how I solder the white wire to the pad on the left and the red one to the pad on the right. This precaution will prevent the channels from touching.
post #1860 of 2485
Good one Joneeboi...you continue to break grounds on DIY Modding it seems. I am coming up with an iPod Touch 1G DIYmod very-very soon
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Gear mentioned in this thread:

Apple 30 GB iPod with Video Playback Black (5th Generation)
iPod Nano Headset Music Player
Apple iPod classic 160 GB Black (6th Generation) OLD MODEL
Head-Fi.org › Forums › Misc.-Category Forums › DIY (Do-It-Yourself) Discussions › The Apple diyMod: My Take on the Famous iMod [56k killer] Featuring 3G, 4G, 5G and nano 1G!