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4.5 NO PICTURE: HDMI 4
No Picture
Check HDMIcable
OK
Check other
HDMI input
All Inputs NG
Check Picture by other TV set
which is same model
Target board & other
TV set both NG
Is using HDMI splitter ?
NO
Check Source equipment
by Reference TV set
(For example, RB1)
Reference TV set
NG
Check the settings of
Source equipment,cable
NG
Change HDMIcable
Other Input is OK
Other TV set
OK
IC1000 NG
Connect Source
equipment directly
YES
Change B-Board.
And inform the designer of it
Reference TV Set
OK
Check the below point at
Connector side
・Check +5V line CL3645
・Check HPD line CL3628
・Check DDC lines CL3614/CL3615
・Check TMDS lines
+5V line OK
and HPD line NG
Spec:2.4~5.3V
Replace
+5V line NG
R3626,R3633,R3638,
Spec:4.7~5.3V
R3642,Q3601
Replace R3645
NG
IC1000 NG
And inform the designer of it
All lines NG
Replace
CN3602
TMDS
lines NG
Replace
RB3617,RB3618,
DDC lines NG
RB3609,RB3610
Replace
RB3602,R3662,
R3663
NG
NG
NG
62
SYS SET
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