Ice Cream Sandwich (4.03) for Lenovo Ideapad K1

Updated as of June 6/22/2012

Updated the Alpha release by kang below to reflect the newest release from them.  

[ALPHA][ROM] Ideapad K1 ICS CM9 Kang

Thanks to the khanning and  Cyanogenmod team, we now have a working ice cream sandwich android 4.03 for Ideapad K1.  You can follow the instructions below:

*DISCLAIMER*

We take (this site) no responsibility for any fault or damage caused by any procedures within this guide. No warranties of any kind are given.

Now on to the good stuff:

Taken from Khanning post via xda and rootzwiki

Working :-)

-Touchscreen

-Wifi

-Bluetooth

-Accelerometer

-Rotation Lock

-Internal and External Storage

-Audio (thx Koshu and digetx)

-HW Acceleration (thx digetx for green overlay fix)

-CWM Backup/Restore - Fixed by using updated CWM below

Not Working :-(

-GPS? appears to work but doesn't connect?

-HD Video Streaming

-Microphone

-Camera

Haven't tested HDMI out

[-----  Option 1: CWM Package ----- ]

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

Required Files:

Download the files below and put them on your external sdcard before hand)

Update.zip 

update-cm-9.0.0-ALPHA1.6-k1-KANG-signed.zip

md5sum: 7c34ec9242ab6ad4659b3bf310627ff4

Gapps:

Gapps 

Instructions: 

1. Reboot into recovery.  (you can do this many ways, from app that's installed or from holding power button and selecting "recovery" from one of the options) 

2. Wipe data/Factory reset

3. Install .zip from sdcard

4. Choose the update.zip and say Yes

5. Flash gapps

Useful recovery navigation:

Power button = Back (Any submenu), Toggle Display (Main Menu), 

Vol+ button = Highlight Up

Vol- button = Highlight Down

Home button = Select

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

If you never rooted your device and you are stock , follow the instructions below and then follow option 1 instruction above to update to latest alpha release

Required Files: 

K1_CM9_Alpha_1-5_nvflash.zip

md5sum: 7c34ec9242ab6ad4659b3bf310627ff4

Nvflash Windows Drivers

md5sum: 9aa3a4814ca63366329d85a22ed01f64

Install these drivers, before you continue 

Instructions: 

APX MODE

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.

FLASHING THE PACKAGE

1. Extract the K1_CM9_nvflash.zip contents to a directory (download from above)

2a. If using Windows, double click the "flash-windows.bat" file

2b. If using Linux, cd into the extracted directory and run either "sudo ./flash-linux.sh" or "./flash-linux.sh" from a root prompt

When running this BAT file, it will do all the hard work for you, ones finished you will have CM9 Alpha 1.5 version of Ice Cream Sandwich on your device.  To update this to the latest version follow the update instruction in option 1 above CWM package.