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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 

Summary of Contents for X081

Page 1: ...ersonnel 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 d...

Page 2: ...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 ...

Page 3: ...X081 L2 Service Manual Phone Hang SW Re insert battery then power on Upgrade the SW HW Replace PCBA Battery connector Battery Battery PCBA ...

Page 4: ... 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 ...

Page 5: ...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 ...

Page 6: ...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 ...

Page 7: ...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 ...

Page 8: ...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 ...

Page 9: ...081 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 ...

Page 10: ...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 ...

Page 11: ...X081 L2 Service Manual FM issue SW Re insert the battery then power on Upgrade the SW HW Clean FM antenna connector replace the PCBA FM antenna connect or FM antenna connector ...

Page 12: ...X081 L2 Service Manual BT issue SW Re insert the battery then power on Upgrade the SW HW Re solder antenna connector replace BT antenna Replace PCBA BT antenna connector BT antenna ...

Page 13: ...Service Manual Earphone issue SW Re insert the battery then power on Upgrade the SW HW Re insert earphone Replace earphone Re solder earphone connector replace earphone connector Replace PCBA Earphone connector ...

Page 14: ... Service Manual Camera issue dot cannot open noise and so on SW Re insert the battery then power on Upgrade the SW HW For dot blow the camera Re solder the FPC Replace the camera Replace PCBA Camera FPC Camera ...

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