L2 Repair Document
TCL
Communication Ltd.
Rev.
VFD 900 Level 2 Repair Document
Page
1.3
57/74
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6.3 Display issue
Check whether the connection
b e t w e e n LCD a n d 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
Y
Y
Replace PCBA
Display failure
Y