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Sharp LC-52LE920UN - Page 48

Sharp LC-52LE920UN
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LC-52LE920UN/LC-60LE920UN
|
No
video
(2)
|
COMPONENT:
No
external
input
video
[INPUT-1]
|
‘
Is
INPUT-1
selected
on
the
input
select
menu
screen?
Is
the
INPUT-SELECT
for
the
input
signal?
'
NO
Select
INPUT-1
on the
input
select
menu
screen
for
the
right
input
signal.
‘
Does
the
COMP1_PLUG
detection
function?
Check
the
line
between
pin
(4)
of
input
terminal
(J506)
and
pin
(D30)
of
IC3302
(CPU).
YES
Are
there
the
COMPONENT
video
signal inputs
at
pins
(AJ21)
(Y)/
(AJ22)
(Pb)
and
(AH22)
(Pr)
of
1C3302
(CPU)?
'
NO
Check
the
line
between
the
input
terminals
of
J506
and
IC3302.
@®J506
pin
(5)
(Y)
pin
(6)
(Pb)
pin
(7)
(Pr)
@IC3302
pin
(AJ21)
pin
(AJ22)
pin
(AH22)
YES
Are
the
LVDS
signal
outputs
at
the
LVDS
ist
channel
and
2nd
channel
of
NO
Check
1C3302
and
its
peripheral
circuits.
1C3302?
(IC3501/IC3502,
etc.)
LVDS_TX_0_DATAO_P/N
LVDS_TX_0_DATA2_P/N
LVDS_TX_0_DATA4_P/N
LVDS_TX_1_DATAO_P/N
LVDS_TX_1_DATA2_P/N
LVDS_TX_1_DATA4_P/N
C14/D14),
LVDS_TX_0_DATA1_P/N
(C15/D15),
C16/D16),
LVDS_TX_0_DATA3_P/N
(C18/D18),
C19/D19),
LVDS_TX_0_CLK_P/N
(C17/D17),
A14/B14),
LVDS_TX_1_DATA1_PIN
(A15/B15),
A16/B16),
LVDS_TX_1_DATA3_P/N
(A18/B18),
A19/B19),
LVDS_TX_1_CLK_P/N
(A17/B17).
ee
et ee ee
et
tt,
'
YES
|
Check
the
panel
module.

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