Flashing guide

This page has been updated on the 12 August 2011.

Requirements

Here is the list of files and tools required to flash your device via USB.

  1. One USB pen drive
  2. The HP Drive Key Boot Utility
  3. The package containing the following files:
    • c4e_update_and_test.img
    • fs.cramfs
    • image.bin
    • sbsl.bin
    • user.img

Note: Some files are subject to change depending of the package version.

Download Size
HP Drive Key Boot Utility 45MB

Prepare (restore) a pen drive

On Windows XP

Note: The HP tool doesn’t work under Windows Vista/Seven

1. Extract the update package.
2. Install HP Drive Key Boot Utility.
3. Launch it and click Next.

4. Select the drive letter and click Next.

5. Select Backup/Restore and click Next.

6. Browse your drive, select c4e_update_and_test.img and click Next.

7. Click Finish. The drive is unmounted.

8. Unplug/plug the pen drive and browse it.
9. Copy in the files fs.cramfs, image.bin, sbsl.bin and user.img.

Note: The restoration takes 4-5 minutes.

On Linux

Method #1

  1. Open a console.
  2. Extract the update package.
  3. Connect the pen drive and type dmesg .
    • This command returns the mount point like /dev/sda or /dev/sdb. Here we will use /dev/sda.
  4. Type cat result_SAP20.img > /dev/sda .
  5. Unplug/plug the pen drive and browse it.
  6. Copy in the files fs.cramfs, image.bin, sbsl.bin and user.img.
    • The pen drive is ready.

Method #2

  1. Open a console.
  2. Extract the update package.
  3. Connect the pen drive and type dmesg .
    • This command returns the mount point like /dev/sda or /dev/sdb. Here we will use /dev/sda.
  4. Type umount /dev/sda to unmount all mount points like /dev/sda.
  5. Type cat result_SAP20.img > /dev/sda to dump the image.
  6. Unplug/plug the pen drive and browse it.
  7. Copy in the files fs.cramfs, image.bin, sbsl.bin and user.img.
    • The pen drive is ready.

Method #3

  1. Open a console.
  2. Extract the update package.
  3. Connect the pen drive and type dmesg .
    • This command returns the mount point like /dev/sda or /dev/sdb. Here we will use /dev/sda.
  4. Type umount /dev/sda to unmount all mount points like /dev/sda.
  5. Type dd if= result_SAP20.img of=/dev/sda to dump the image.
  6. Unplug/plug the pen drive and browse it.
  7. Copy in the files fs.cramfs, image.bin, sbsl.bin and user.img.
    • The pen drive is ready.

Update the device

1. The device must be OFF.
2. Connect the pen drive to the C4-Evo using the provided cable (CAB00028AB).


3. Turn the device ON.
4. Check the LEDs for more details.

LED 1 (green) LED 2 (red) Meaning
Blinks slowly ( 50%) ON Update is running
Blinks faster (90%) ON Update is finished

5. Once done unplug the cable and power cycle the C4-Evo.