Sony XBR-43X830C / XBR-49X830C / XBR-49X835C / XBR-49X837C / XBR-49X839C Service Manual ▷ View online
XBR-43X830C, 49X830C, 835C, 837C, 839C
117
TROUBLE SHOOTING
3-5-13. NO PICTURE: HDMI2
No Picture
Check other
HDMI input
Other Input is OK
All Inputs are
NG
Check Picture by other TV set
which is same model
Reference TV set
NG
Check Source equipment
by Reference TV set
(For example, RB1)
Check the below point at
Connector side
・
Check +5V line
・
Check HPD line
・
Check DDC lines
・
Check TMDS lines
Replace
R5517, R5518
Only DDC
lines
are NG
Only TMDS lines
are NG
All lines
are NG
Check the settings of
Source equipment
Target board & other TV set
both NG
Other TV set
OK
Is Distributor used ?
No
Yes
Connect Source
equipment directly
Reference TV Set OK
Replace
CN5202
Replace
JC5208, JC5209
RB5211, RB5212
NG
NG
Replace
IC1000
JC5227, JC5228, JC5235, JC5236
JC5241, JC5242, JC5243, JC5244
Only +5V line
is NG
Spec:4.7~5.3V
+5V line is OK
and HPD line
is NG
Spec:2.4~5.3
V
Change B-Board.
If you can do
component repair
If you can do
component repair
Change B-Board.
Change B-Board.
Replace IC5212
(HDMI EQ).
Replace IC5212
(HDMI EQ).
XBR-43X830C, 49X830C, 835C, 837C, 839C
118
TROUBLE SHOOTING
3-5-14. NO PICTURE: HDMI3
No Picture
Check other
HDMI input
Other Input is OK
All Inputs are
NG
Check Picture by other TV set
which is same model
Reference TV
set
NG
Check Source equipment
by Reference TV set
(For example, RB1)
Check the below point at
Connector side
・
Check +5V line
・
Check HPD line
・
Check DDC lines
・
Check TMDS lines
Replace
R5428
Only DDC lines
are NG
Only TMDS lines
are NG
All lines
are NG
Check the settings of
Source equipment
Target board & other TV set
both NG
Other TV
set OK
Is Distributor used ?
No
Yes
Connect Source
equipment directly
Reference TV Set OK
Replace
CN5203
Replace
JC5237, JC5238
RB5213, RB5214
NG
NG
Only +5V line
is NG
Spec:4.7~5.3V
+5V line is OK
and HPD line
is NG
Spec:2.4~5.3
V
Change B-Board.
Replace
IC1000
JC5227, JC5228, JC5235, JC5236
JC5241, JC5242, JC5243, JC5244
Replace IC5212
(HDMI EQ).
If you can do
component repair
If you can do
component repair
Change B-Board.
Change B-Board.
Replace IC5212
(HDMI EQ).
XBR-43X830C, 49X830C, 835C, 837C, 839C
119
TROUBLE SHOOTING
3-5-15. NO PICTURE: HDMI4
No Picture
Check other
HDMI input
Other Input is OK
All Inputs are NG
Check Picture by other TV set
which is same model
Reference TV
set
NG
Check Source equipment
by Reference TV set
(For example, RB1)
Check the below point at
Connector side
・
Check +5V line
・
Check HPD line
・
Check DDC lines
・
Check TMDS lines
Replace
R5467
Only DDC lines
are NG
Only TMDS lines
are NG
All lines
are NG
Check the settings of
Source equipment
Target board & other TV set
both NG
Other TV
set OK
Is Distributor used ?
No
Yes
Connect Source
equipment directly
Reference TV Set OK
Replace
CN5208
Replace
JC5239, JC5240
RB5215, RB5216
NG
NG
Only +5V line
is NG
Spec:4.7~5.3V
+5V line is OK
and HPD line
is NG
Spec:2.4~5.3
V
Change B-Board.
Replace IC5212
(HDMI EQ).
Replace
IC1000
JC5227, JC5228, JC5235, JC5236
JC5241, JC5242, JC5243, JC5244
Replace IC5212
(HDMI EQ).
If you can do
component repair
If you can do
component repair
Change B-Board.
Change B-Board.
XBR-43X830C, 49X830C, 835C, 837C, 839C
120
TROUBLE SHOOTING
3-5-16. NO PICTURE: MHL (BMX)
No Picture
Check voltage at
CD_SENSE_0,
R5509
Spec:High:2.0~5.3V
Low:0.8~2.0V
High
Low
NG
Check Source equipment
by Reference TV set
(For example, Samsung TV(UN46ES7000),
Toshiba TV(42WL863), RB1, RB2)
Check TMDS(D0+/D0-) lines
at connector side
NG (No communications)
Replace
RB5211
Check the settings of
Source equipment
Low (< 2V)
OK
Check DDCCLK,
at CL5256
Check RB5219 (47k )
Replace
RB5219
Change
MHL cable
OK
High
Check HDMI picture
in this input
NG
Check “NO PICTURE
– HDMI” flow
Replace IC1000 (SoC).
Check HDMI_0_HPD_CBUS
at connector side
NG (No communications)
OK
OK
Check D5205, D5206
Replace
D5205, D5206
NG (Open)
NG (Open)
Replace IC5212(HDMI EQ).
OK
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