Micromax A104 Manual

A104 Assembly Procedure
1. Technical Specifications
Particular
Remarks
Key Matrix For Flashing
NA
Chipset
MT6571A/E
Android Version
Android 4.4.2
Frequency
1.3Ghz
Network Mode
GSM900/1800
ROM
4G
RAM
512M
Internal SD Card memory
TBD
Expandable Memory
TBD
Factory mode code
*#*#3646633#*#*

A104 Assembly 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. Assembly Procedure
(1) Soldering the sidekey as shown.

A104 Assembly Procedure
(2) Assemble coaxial cable, camera and camera mylar.
(3) Fit the main FPC on small board and affix the mylar.

A104 Assembly Procedure
(4) Assemble LCD as show, on the left is the shell module that already installed the LCD.
Need tear off the
two sides release
papers of A cover,
and then assemble
LCD.

A104 Assembly Procedure
(5) Assemble GPS and WIFI antenna, assemble speaker.
Speaker module
Antenna stand
module
After assembled
Before assembled

A104 Assembly Procedure
(6) Assemble small board and main FPC ; soldering motor.
Assemble
small board
and main FPC
to A cover.

A104 Assembly Procedure
(7) Assemble main board, button up LCD/TP FPC and main FPC, and fix the sidekey.

A104 Assembly Procedure
(8) Assemble the main camera, stick on the connector and battery compartment mylar. Push 1pc of screw on mainboard,
finally put the coaxial cable into the groove and arrange it.
The screw of
mainboard
Arrange the coaxial
cable.
Stick the ZIF mylar
and battery
compartment mylar

A104 Assembly Procedure
(9) Stick on the black mylar and assemble speaker.
Assemble the black
mylar and speaker.

A104 Assembly Procedure
(10) Assemble the speaker FPC to B cover as shown.
Assemble the
speaker FPC
to B cover.