- Title: JIAYU G3
- Listed: April, 2013
- Last modified: 04/29/2013 1:50 pm
- Version: ROM Android 4.1.2
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DESCRIPTION
ROM Mobile JIAYU 3G/3GN – ROM Android 4.1.2
Update 04/30/2013
added new programs:
video wallpaper;
google voice;
video editor;
settings:
factory mode full worjing now, no more bootloop after use it!!!;
mods on settings:
now, JB, o 3 fast taps on "Android version" into android infos;
deleted voice "wireles update"
added button "screen-rotate" on notifications tab…..
better dualsim ringer:
addedsound boost (louds ring/notify volume…..)
FOR G3N USERS:
flash 30.04.2013 rom, and after flash G3-to-G3N tranformer pack, reboot!!!
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Update 04/10/2013
- Rom G3 4.1.2 for CWM
- G3_TO_G3N Transformer pack for CWM
- Patch: WAKEUP volume +/- for CWM
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Features ROM:
Note that there are two different examples of G3:
1) G3
2) G3N
1) has a chipset MT6620
2) has a chipset MT6628
how to recognize: all devices with build (in product info): 20130223-071508 G3N and later fitted with a chip MT6628, the oldier mount MT6620 chipset
the roms for the G3 are not compatible with the G3N and vice versa
differences:
flashate if a wrong rom (for example a rom on G3N G3) not work properly: WIFI, BT, FM radio and GPS, so if you do not work none of this hardware, you probably have the wrong rom, download the one for the other device and riflashate .
said what '…..
JB custom roms 4.1.2:
1) ROM for G3
2) transformer pack From G3 to G3N
IN MY ROMS JB 4.1.2 The Tethers ARE PERFECTLY WORKING!
settings added:
in developer options: factory mode and engineermode launcer;
in management sim, dualsim Ringer settings
fixato dualsim ringer and added some scripts to:
optimize and speed up your system: Zipalign, optimization and system ram, and supercharger
(If you do a restore after the installation you lose a part of the supercharger script …..)
more … in: -> tethering / portable hotspot: Ervius tether natter settings
updated boot logo, changing image!
applications that are put in settings are invisible in "programs"
optimized still the build.prop, and, of course the old changes:
reduction to 10 ms vibrio button operation
SMS long (No more self-transformation in mms sopo 3 concatenated SMS!)
extended PowerMenu (adding the "recovery" to reboot in recovery mode)
disbilitato the red LED to charge less than 15%
stretched to 5 seconds the flashing LED notifications (blue and green!)
dialer buttons marked.
ATTENTION ALL ROMS MAKE A FULL WIPE! (Before flashing make a full backup of your system and data)
you can 'perform two types of installations for the roms
a) clean istall: installed the rom from recovery modded!
b) istall with recovery: from clockwork mod, make a backup (only data and cache), installed the rom, you restore and reboot, you will have all vistri data and programs but on a brand new rom!
PS: If you come from a ICS 4.0.4, nn do a restore after you have installed the 4.1.2 JB, or the phone to reboot will go in boot-loop (nn will start and you will have to reflash the rom!)
Language support: AR/BN/DE/EN/ES/FA/FR/HI/IN/IT/MS/NL/PT/RU/TH/TR/UR/VI/CN
Install ROM:
Only add to the procedure used with Recovery LEWA:
1) Backup essential, always.
2) Factory reset
3) Wipe Dalvik cache and cache
4) Install zip (Rom)
5) Wipe cache and Dalvik cache
6) Reboot
So start the first time, quickly and completely clean.
With Titanium restore all your applications.
※Please make a backup of your device before installing or updating ROM


Member Info
Hello.
Does this rom have Portuguese-Portugal language?
Thanks
Yes, but dictionary/spell check not working I think.
That is the small of my problems, because I use other keyboard
Hi ervius,
The rom is great, thanks alot.
Since I upgraded from the older version I have lost my LED notifications, has anyone else noticed this?
A very minor thing is the widget for Twitter, it used to be 4 * 2, now its grown and won't fit with my facebook widget, its now 4 * 3…
Cheers
My LED is working.. Did you factory reset/wipe cache and dalvik cache before installing?
I'm using the latest rom and the 3GN transformer pack but i can't lock a gps position. My phone can detect satellites but cannot determine my exact position with an accuracy of less than 600m. Any advice ? :/
I've tried to use FasterGps but cannot see any improvement.
After each reset the phone I need to recalibrate the proximity sensor :/
I have the same problem.
@ ervius, do u now if notification led has ability to have other colours than green, red and blue? i can set only those at the moment. however with your latest update the led also turns into purple when charging, so i am wondering whether other colours would be possible…
btw, xposed works just fine with your rom which is great
no, is no possible, only in charge, becouse red led sometimes turn itself red, joined with blur (my choice!), give you a pourple colour, but you can choice with external apps, only red, blu,green.
ok, not a big deal. thanks for the answer.
some ideas for further rom updates:xposed installer with apk settings (tested and works), torch in quick launch buttons, button to kill all recent apps (that show after long press of home button), screenshot implementation (tested and works), new JB clock app (tested and works), option to remove usb debugginng icon when usb debugging selected, chronus clock widget
Hi, ervius, I have no problem to raise, but will thank you for this great rom. All I need works fine. With the latest version I have the impression that the battery even lasts longer. So I am really happy with your work!
GPS problem solved. Make sure you follow the following video attentively. Use fasterfix as indicated in the video and NOT fastergps set to a specific country but rather to a specific region.
https://www.youtube.com/watch?.....v=NsUSvd-SlVo
-> ervius,
Thanks for new ROM update.
Question-wishes:
1) Kernel is still 3.4.0 – is this stock kernel or there is sources and it is possible to compile own (newer)?
2) What is pixel density for your ROM? /system - build.prop - ro.sf.lcd_density= ? – have no found this parameter in your ROM. I saw in others ROM ro.sf.lcd_density=320!
3) Is is possible to change (ideally) add colors for SIMs? (I need 4example – instead orange red!)
4) why not to add more wallpapers additionally\or instead video wallpapers?
5) Standard Camera is not able to make video 1280×720 – could this be fixed ? as alternative – will be good to include alternative SW in ROM.
Hi, if you could add a button to kill all recent apps (in long press home button menu) and screenshot in power menu it would be awesome.