LC-24LE150M
7 – 3
With <Component> signal input No video onscreen (3)
No external input video onscreen <INPUT 2>
Is INPUT 2 selected on the input select menu screen? NO Select INPUT 2 on the input select menu screen to pick up the
right input signal.
YES
Are there the Y, Pb and Pr signal inputs at pins (92), (90) and
(93) of IC3301 respectively?
NO Check the line between pins (10)/(11)/(12) of J501 and pins (92)/
(90)/(93) of IC3301.
YES
Is input waveform of IC3301 normal?
Y=(92) pin, Pb=(90) pin, Pr=(93) pin
NO Check IC3301 and its peripheral circuits.
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
With <HDMI> signal input No video onscreen (4)
No external input video onscreen <INPUT 1>.
ehtpukcipotneercsunemtcelestupniehtno1TUPNItceleSON?neercsunemehtnodetceles1TUPNIsI
right signal input.
YES
Are there signal outputs from SC1501 to IC3301? NO Check peripheral circuits between SC1501 and IC3301.
YES
N(pin 43 to 52 )1033CIfostuptuolangisre LVDSehterAOCheckI
C3301 and its LVDS peripheral circuits.
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
YES
Is there LVDS signal outputs of IC3301?
( pin 43 to 52 )
NO Check IC3301 and LVDS peripheral circuits.
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