L2 Repair Document
TCL
Communication Ltd.
Rev.
VFD 900 Level 2 Repair Document
Page
1.3
44/74
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Attention:
When assembling main PCBA, make sure that main camera, front camera, sidekey FPC, HAC FPC,
Audio jack FPC, front camera rubber, volume key and power key are well installed firstly;
When assembling battery, make sure that sub FPC and coaxial cable are well installed firstly;
The battery can be re-used after disassembly if it is normal;
When assembling battery, make sure that the battery does not be damaged, leaked or deformed
throughout the process;
Please notice the distinction between the anode and the cathode when assembling vibrator (
the red
line is the positive electrode and other one is negative electrode
);
There are 2 kinds of screws, please pay attention not to mix the screws up when reassemble the
handset. There will be at risk to damage the screen if lock the wrong screw. (
Remark: There have
two box conductive rings under the screw in yellow circle
)
No.
Description
Part number
Qty
①
Screw
，
PM
（
Machine
）
PM1.4X0.3PXL2.5
，
Flat Head
，
D2.6x0.5
，
+type
，
0
，
With
Thread Lock
，
SWCH18A
，
HV380-480
，
HV
380-480
，
Planting White ZN
，
1.4
BMA1425264C3
9
②
Screw,PM(Machine),1.2*0.25P*L3.0mm,Flat
Head,
Ф 2.2*T0.5mm,+ type,
十字形
,With
Nylok,SWCH18A,HV 350--450,Plating White
ZN,N/A,SEOUL
BMA1230220C1
4
③
box conductive ring,Idol4 S,φ3.10
mm,T0.15,SPTE+JH306SP,N/A,LAIMU
BLA61K0013C0
2
Negative
electrode
