Micromax W121 Manual

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ISAFE MOBILE

ISAFE MOBILE IS655.2 operating manual

W121 Flashing Procedure

1. Technical Specifications :

Particular

Remarks

Key Matrix For Flashing

NA

Chipset

MSM8212

Android Version

Win 8.1

Frequency

1.2 Quad Core

Network Mode

GSM 800/1900 + WCDMA 900/2100

ROM

8GB

RAM

1GB

Internal SD Card memory

4.7GB

Expandable Memory

32 GB

Factory mode code

*#87#

W121 Flashing Procedure

2. CAUTIONS

I. Flashing & Servicing must be undertaken by qualified personnel only.

II. Ensure all work is carried out at an anti-static workstation and that an anti-static wrist strap is worn.

III. Use only approved Tools & components as specified in the parts list.

IV. Ensure all components, modules, screws, and insulators are correctly re-fitted after servicing and

alignment

V. Ensure all cables and wires are repositioned correctly if Handset disassembled

VI. Electrostatic discharge can easily damage the sensitive components of electronic products.

Therefore, Service Centre must adhere the precautions which mentioned above.

3. Flashing Procedure

Driver Installation:

1. Connect the handset with PC.

2. Install the driver using the file named ‘dpinst.exe’. Note: Select specific driver for

32/64 Bit.

W121 Flashing Procedure

Note: Need to install driver when firstly connect with mobile phone and the computer

Language must be English and keep connecting with internet

3. “WinUsb Device”or “UEFI USB Simple Windows Phone I/O Protocol” port will

showin device management, Refer below pictures

W121 Flashing Procedure

4. Double click “ffutool.bat”, below screen will be shown. Then press space key to

continue.. When it shows “pass” and the DOS window becomes green, it is finished

Flashing Process:

1. Handset must be in Switch off mode,

2. Press volume up and power key simultaneously

2. Wait for the phone to vibrate then remove your finger from power key and keep pressing

volume up till “Flashing sign” comes.

3. Now connect the USB cable and run BAT file named ‘ffutool’ from software.

W121 Flashing Procedure

4. Below screen will appear on Computer

5. Press any key to start the Flashing and let the process Complete

W121 Flashing Procedure

Thanks

For any Query or suggestion, Please write to tech.help@micromaxinfo.com