Sharp LC-52D82U Service Manual page 52

LC-46D82U/LC-52D82U
[COMPOSITE signal input] Is there the COMPONENT video signal input at pins (U3) (Y) / (AA1) (Pb) and (W3)
(Pr) of IC3301 (VPC)?
[S-VIDEO signal input] Is there the video signal input at pins (M4, N4)(Y) and (T1)(C) of IC3301 (VPC)?
Is there the LVDS signal output at the LVDS 1st channel and 2nd channel of IC3301?
TA2_P/M(AJ30/AK30), TB2_P/M(AJ29/AK29), TC2_P/M(AJ28/AK28), TD2_P/M(AJ26/AK26), TE2_P/M(AJ25/
AK25), TCLK2_P/M(AJ27/AK27), TA1_P/M(AB29/AB30), TB1_P/M(AC29/AC30), TC1_P/M(AD29/AD30),
TD1_P/M(AF29/AF30), TE1_P/M(AG29/AG30), TCLK1_P/M(AE29/AE30)
Check the panel module.
YES
YES
4 – 4
Check the line
between
NO
SC1101 nad
IC3301 and its
periphen cir-
cuits.
Check the line
between SC1101
NO
and IC3301 (Q2201
thru Q2203,
Q2205, Q2207.
Q2209, etc.).
Check IC3301 and
its peripheral con-
trol circuits
NO
(IC3501, IC3502,
IC8101, etc.).