L2 Repair Document
TCL
Communication Ltd.
Rev.
5085Y/D/A/B/J/Q/I/N/H
Level 2 Repair Document
Page
1.3
33/41
All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
Display failure
Check whether the connection
between LCD and LCD
connector is good
N
N
Check whether LCD connector is
normal
Y
C h e c k w h e t h e r LCD i s
n o r m a l
（
i n t e r c h a n g e
method
）
N
Reassemble LCD
Reweld or replace LCD
connector
Change LCD (Front
Casing Underfilling
asm)
Y
Y
Replace PCBA
Display failure
Y
