Jelly Bean 4.1.2 JZO54K CM10 Unofficial Port for Lenovo Ideapad K1 V6.1 (Working 3G)

Update Last: Nov 14th, 2012

We now have unofficial Cayanogen Mod 10 (JB 4.1.2 JZO54K) for Lenovo Ideapad K1, thanks to port of  "Khanning" CM9 Port and "Krook1" having CM10 working on Lenovo Ideapad K1.

This site bloggers and Khanning takes no responsibility for any fault or damage caused by any procedures within this guide. No warranties of any kind are given.

Check this post for latest weekly updates: XDA, Thanks to "krook1"

Latest Change log:

v6.1- Tethering options, User controlled auto-brightness, Updated WiFi Driver (faster connects, no more WiFi SODs)

The Good:
  • Wifi+GPS
  • HD video/audio
  • External SD
  • Gyro
  • Camera front/back
  • Bluetooth
  • Google Now with voice, Chrome
  • Internal SD (fixed in v2)
  • Paid apps (fixed in v2)
  • Auto brightness, Wifi button in notification bar (fixed in v3)
  • Overclock (1.2, 1.4Ghz) (v5)
  • USB Storage - MTP only (v5)
  • Tun.ko VPN support (v5)
  • 3G (v5)
  • Rotate lock switch (v6)
  • Home button (v6)

I am going to split this up into two sections.  

If you want to update to latest update and have ClockWorkMod  recovery and have followed instructions here I posted for CM9 port on your device then follow Option 1 Instructions.

If you are clueless, don't care, then follow Option 2 Instructions.

[ -----  Option 1: Update ----- ]

If you are rooted and have CWM installed follow instructions below, if not skip to Option 2

You need Custom recovery based off of an ICS rom to be able to flash this. If you have any other base, *do not flash* this image, since it will not boot.

Required Files:

Download both of the files below and put them on external SD on your device. (If you have 3G Version of Tablet download that version only, otherwise use WiFi file)

1. Download 1 File from Below:

Wifi or 3g

CM10 Zip: CWM Flashable image v6.1 (Wifi) 
      Mirror: CWM Flashable image v6.1 (Wifi) 
CM10 Zip: CWM Flashable image v6.1 (3G)
      Mirror: CWM Flashable image v6.1 (3G)

2. Download 1 File from Below:

LatestGapps: 20121011

Before going forward with this guide, check the following:
Total #'s of files you should have downloaded two, which are  CM10 Zip, LatestGapps)

Step 3: Only Required if you coming from other ROM.  Not required if you are upgrading to the latest version of this ROM from previous one.  (Warning: when you do this step it will wipe all your data and you will be required to re enter your Gmail account info and re-set all your settings, home screen, widgets... etc)

1. Download zip to External SD
2. Reboot to recovery (Use Rom Manager or 'reboot recovery' command)
**See Section Below for Instructions if you are stuck on this part***
3. In Recovery: Wipe Data/Factory Reset

4. In Recovery:  Wipe Cache
5. In Recovery: Install Zip from SdCard--> Choose Zip from SdCard
6. In Recovery: Flash the CM10 zip 
7. In Recovery:  Flash LatestGapps

9. Reboot
10. Enjoy

How to Reboot to Recovery

Rom Manager Recovery Reboot Method:

Download: Rom Manager from the Google Play Store and open the app and select reboot into recovery


Reboot Recovery Command Reboot Method:

Non-rooted version
1. Make sure you have the Android SDK installed.
2. Make sure USB Debugging is enabled on the tablet. Go to Settings > Developers options > and check "USB Debugging"
3. Connect the device to USB
4. Open a terminal or command prompt window and type

adb shell k1recovery
Rooted version
From a Terminal Application
Run the follow two commands


[ -----  Option 2: NVflash Package----- ]

If you never rooted your device and you are stock , follow the instructions below

Required Files: 
Download all three files below

Download Wifi or 3g version of Zip File Below

1. Download 1 File from Below:

NVFlash starter
Mirror: NVFlash Starter

2. Download 1 File from Below:

LatestGapps: 20121011
Put this file on your external SD on your device.

3. Download 1 File from Below:

Nvflash Windows Drivers: Download
md5sum: 9aa3a4814ca63366329d85a22ed01f64
Install these drivers, before you continue 

Before going forward with this guide, check the following:
Total number of files you should have downloaded three, which are  NVFlash starter, LatestGapps, NvFlash WIndows Drivers)


You need to boot into APX Mode, to boot into APX mode:

1. Power off
2. Hold down the Vol - and the Vol +
3. While holding the Volume keys down(- and +), Power on
4. The display should go black, and both LED's on either side of the home button should light up. You are now in, APX mode.

1. Extract the NVFlash starter  contents to a directory (download from above)
2a. If using Windows, double click the "flash-win.bat" file
2b. If using Linux, cd into the extracted directory and run either "sudo ./" or "./" from a root prompt

3. After table has booted, enter Recovery via long pressing the Power button on tablet, and selecting from menu selction "Reboot" then "Recovery"
4. In Recovery: Install Zip from SdCard--> Choose Zip from SdCard
5. Flash the LatestGapps
6. Reboot 
7. Follow Option 1 to update to the latest version!. (HIGHLY RECOMMEND STEP)

Post feedback below, since this is early build expect bugs. 

Khanning: via PayPal
Krook1: Via Paypal (No link, will try to get link setup if he is accepting donations)

Discover Card $50 cash back bonus, 0% intro APR for 14 months, 0% intro Balance Transfer APR for 14 months, $0 Annual Fee.

Posted by Ryuzaki ninesix | Published at 1:17 AM

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