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L2E Repair Document
TCL
Communication Ltd.
Rev.
4017A_D_E_F_X_S Level 2 enhance Repair Document
Page
1.0
49/54
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Check whether LED is
normal
N
R e w e l d o r r e p l a c e
LED
Y
Replace main PCBA
N
R e w e l d o r r e p l a c e
VT901
Check whether VT901 is
normal
Y
8.2.10 Indication LED function failure
Replace main PCBA
Check whether D801 is
normal
N
R e w e l d o r r e p l a c e
D801
Y
8.2.11 Charging failure