Sony Bravia KDL-55W790B, Руководство по обслуживанию

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Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 99
2.5-5 - NO PICTURE: HDMI
RB2G CHASSIS
W700B/ W800B
Troubleshooting
2-5 No Picture
N Pi t
For example,
Only HDMI 4 is
NG
2-5-13. HDMI
2-5. No Picture
No Picture
Check other
HDMI i t
Other Input is OK
Check the below point at
IC5009 side
・
Check +5V line
Ch k HPD li
All lines
are NG
Replace
CN5002
HDMI input
All Inputs
are NG
Check Picture by other TV set
・
Check HPD line
・
Check DDC lines
・
Check TMDS lines
Only +5V line
is NG
+5V line is OK
d HPD li
CN5002
Other TV
set OK Check IC5009 All power
Check Picture by other TV set
which is same model
Replace
R5105
and HPD line
is NG
Only TMDS lines
are NG
Target board &
other TV set
both NG
set OK
Is Distributor used ?
Supply pin
(Refer to next page)
Replace
IC5009
Only DDC lines
are NG
R l
Replace
RB5005 and RB5006
both NG Is Distributor used ?
NO
YES
Connect Source
equipment directly
Check Source equipment
by Reference TV set
(For example, RB1)
IC5009
Replace
RB5016
RB5005 and RB5006
Reference TV Set
OK
Reference TV set
NG
Ch k th tti f
Inform the designer
of it
OK
Check the settings of
Source equipment