Meizu M6 Note maintenance manual
2017-08-28
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M1721 After Sale Maintenance Manual
（version：V1.0）
Edit by：ShiFeng Huang
Review by：ZhiFeng Zhong
Approved by：ChuanSan Wang
Issue date：Aug 28th,2017 Implementation：Aug 28th, 2017
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Contents
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Chapter 1 Caution of Maintenance
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1. Only authorized technicians can do maintenance and calibration.
2. Make sure that engineers wear antistatic wrist strap repair phones in antistatic station.
3. Make sure that maintenance room is covered with antistatic mat, and the maintenance
table is covered with antistatic material.
4. Make sure that all necessary screws and parts are installed in correct location of phone
after maintenance and adjustment.
5. After maintenance, clean the PCBA.
6. As static electricity is the main reason for electronics damages, engineers shall repair
phones in an anti-static environment and shall take effective antistatic protection
measures.
7. For an occurrence of NG test, engineers should check if the test point is dirty or test point
contact is poor.
8. Check if water penetrates to mainboard. If yes, check all the components to see if there is
oxidation.
9. Make sure that maintenance room is bright and has natural ventilation.
10. Ventilation: When do maintenance or soldering, some equipment can emit hazardous gas.
So the maintenance room should have good natural ventilation. If there are no windows in
maintenance room, the room should be equipped with electric air regenerating equipment.
11. There should be obvious antistatic labels in Electrostatic Sensitive area, such as in
maintenance area and spare part warehouse.
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Chapter 2 M1721 product Introductions
1. M1721 brief introduction
M1721 Appearance view：
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2. Introduction of M1721 main components
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M1721 Back camera assembly
M1721 LCD touch screen assembly
M1721 Battery cover assembly
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M1721 Fingerprint module assembly
M1721 mainboard
M1721 USB board
M1721 Main FPC
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M1721 Side button FPC
M1721 BTB holder
M1721 side button assembly
M1721 USB silicone rubber case
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M1721 Main Mic silicone rubber case M1721 Vice Mic silicone rubber case
M1721 front camera silicone rubber case M1721 light sensor rubber case
M1741 Receiver
M1721 BOX speaker assembly
M1721 Motor M1721 battery M1721 coaxial wire
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M1721 the three choose two SIM card tray
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Front view of mainboard :
M1721 Front camera
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The back view of mainboard：
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3. Technical specification parameter
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