Micromax X081 User manual
X081 L2 Service Manual
1. Technical Specifications :
Particular
Remarks
Key Matrix For Flashing
0-9 NUM ,* ,#,Function key
Chipset
SC6531DA
Android Version
NA
Frequency
900MHZ/1800MHZ
Network Mode
GSM
ROM
32MB
RAM
32MB
Internal SD Card memory
32MB
Expandable Memory
MB can support up 16 GB T card
Factory mode code
*#2020#
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
X081 L2 Service Manual
Main components
1、CAN NOT SWITCH ON
SW
Re-insert battery then try to power on
Upgrade the SW again
HW
Cleaning the battery connector
Replace battery
Replace battery
Vibrator, speaker,
receiver, all in one
Flashli
ght
Earphone
connection
Sim slot
T card slot
USB
connection
Mic
camera
BT antenna
Battery
connector
X081 L2 Service Manual
Phone Hang
SW
Re-insert battery then power on
Upgrade the SW
HW
Replace PCBA
Battery
connector
Battery
Battery
PCBA
X081 L2 Service Manual
Display issue
SW
Re-insert battery then power on
Upgrade the software
HW
Re-solder the LCD FPC
Replace the LCD
Replace the PCBA
SIM ISSUE
SW
Re-insert battery then power on
Upgrade the software
HW
Replace SIM card
Clean SIM slot pins
Replace or re-solder SIM slot
Replace PCBA
LCD
FPC
LCD
PCBA
X081 L2 Service Manual
N0/WEAK SIGNAL TROUBLE SHOOING
SW
Re-insert battery then power on
Upgrade the SW
HW
Check & clean the antenna connector
Replace the PCBA
SIM
PIN
SIM slot
Antenna
Connector
PCBA
X081 L2 Service Manual
NO/LOW SOUND FROM SPEAKER
SW
Re-insert battery then power on
Upgrade the SW
HW
Re-solder the connector
Replace the speaker
Replace the PCBA
Antenna
Connector
Speaker
Speaker
connector
PCBA
X081 L2 Service Manual
RECEIVER LOW VOICE OR NO VOICE
SW
Re-insert battery then power on
Upgrade the SW
HW
Re-solder the connector
Replace the receiver
Replace the PCBA
Receiver
Receiver
connector
PCBA
X081 L2 Service Manual
MIC ISSUE
SW
Re-insert battery then power on
Upgrade the SW
HW
Replace MIC cover
Re-solder MIC connector
Replace MIC
Replace PCBA
MIC
cover
MIC
MIC
connect
or
PCBA
X081 L2 Service Manual
Cannot charge or connect to PC
SW
Power off and check if handset can be charge
Upgrade the SW
HW
Replace charger
Replace USB cable
Re-solder USB connector
Replace PCBA
USB
connector
X081 L2 Service Manual
Can’t detect T card
SW
Re-insert the T card and try
Upgrade the SW
HW
Replace T card
Replace T card slot
Replace PCBA
T card slot
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