Micromax A065 Manual de usuario
A065 L2 Service Manual
1. Technical Specifications
Particular
Remarks
Key Matrix For Flashing
N/A
Chipset
MT6571
Android Version
KITKAT 4.4.2
Frequency
1.3GHz
Network Mode
GSM：900/1800
ROM
4GB
RAM
512Mb
Internal SD Card memory
NO
Expandable Memory
32GB
Factory mode code
*#*#3646633#*#*
A065 L2 Service Manual
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. L2 Level trouble shooting
1) Doesn’t Power On
NO.
Description
Reason
Solution
1
Doesn’t Power On
Soldering issue of sidekey
Re-soldering
Sidekey broken
Change the sidekey FPC
Mainboard issue
Refer to the L3 Repair
Check if the sidekey is
broken and then solder
issue.
A065 L2 Service Manual
2) LCD
NO.
Description
Reason
Solution
1
LCD segments missing, Fading,
Contrast issue, Black lines, Color issue,
Backlight issue, Blank display, Bad
pixel, Flickering.
LCD FPC assemble issue
Reassemble LCD FPC
LCD FPC broken
Change the LCD
Mainboard issue
Refer to the L3 Repair
SW
RE-FLASH THE SW
2
LCD
Mechanically broken
LCD issue
Change the LCD
LCD broken
Change the LCD
A065 L2 Service Manual
3) Touchpad
NO.
Description
Reason
Solution
1
TP not working and the light
perception issue.
FPC assembly
Reassemble the FPC
FPC broken
Change the TP
Mainboard
Refer to the L3 Repair
The light perception issue.
Change the TP
2
TP Mechanically broken
TP issue
Change the TP
TP broken
Change the TP
Take off the TP, and then check and test if it is working normally use the jig and fixture .
Test the mainboard if it is OK by the PCBA jig and fixture.
A065 L2 Service Manual
4) Charging
NO.
Description
Reason
Solution
1
No charging
Data cable issue
Change the data cable
I/O connector
Change the I/O connector
Charger issue
Change the charger
CPU
Refer to the service guide L3
2
Charging slow
Data cable issue
Change the data cable
I/O connector
Change the I/O connector
CPU
<VCHG is poor soldering>
Refer to the service guide L3
A065 L2 Service Manual
5) USB
NO.
Description
Reason
Solution
1
No charging
Data cable issue
Change the data cable
I/O connector
Change the I/O connector
Charger issue
Change the charger
CPU
Refer to the service guide L3
2
Cannot use DATA
D+ or D- is broken
Change the data cable
A065 L2 Service Manual
6) Main Camera/ Front Camera
NO.
Description
Reason
Solution
1
Camera not ready/not
working/no function
Connection issue
Re-connecting
Camera issue
Change the camera
CPU
Refer to the service guide L3
2
Front camera can’t
open
Camera issue
Change the front camera
3
Rear camera can’t
open
Camera issue
Change the front camera
4
Bad image
Assemble issue
Reassemble the camera
Camera issue
Change the camera
CPU
Refer to the service guide L3
Rear camera
Front camera
A065 L2 Service Manual
7) Vibrator
NO.
Description
Reason
Solution
1
No vibrating
Soldering issue
Re-soldering the vibrator
Vibrator issue
Change the Vibrator
CPU
Refer to the service guide L3
Assemble issue
Reassemble the vibrator
Vibrator
A065 L2 Service Manual
8) WI-FI/Bluetooth
NO.
Description
Reason
Solution
1
No signal
Wifi/BT antenna stand assembly
issue
Reassemble
Mainboard
Refer to the service guide L3
9) FM/Radio
NO.
Description
Reason
Solution
1
No signal
Earphone issue
Change a new earphone
Earphone Jack of mainboard
issue
Refer to the service guide L3
Antena stand
Earphone Jack
A065 L2 Service Manual
10) Ear Phone
NO.
Description
Reason
Solution
1
ONE SIDE IS NOT
WORKING
earphone issue
Change a new earphone
Cable broken
open the housing of MIC, check
and solder the cable
CPU or charging IC with issue
Refer to the service guide L3
2
Noise
Cable broken
open the housing of MIC, check
and solder the cable
Cable broken
open the housing of MIC, check
and solder the cable
3
MIC is not working
MIC issue
Change the earphone
Cable broken
open the housing of MIC, check
and solder the cable
4
Can’t end the call by
earphone
Assembly issue
Open the MIC housing ,check
and assembly again
Earphone
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