No Picture: Mhl (Bmx) - Sony XBR-43X830C Service Manual
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Also See for XBR-43X830C:
- Reference manual (60 pages) ,
- Reference manual (35 pages) ,
- Reference manual (52 pages)
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3-5-16. NO PICTURE: MHL (BMX)
No Picture
Check voltage at
CD_SENSE_0,
High
R5509
Spec:High:2.0~5.3V
Low:0.8~2.0V
Low
Low (< 2V)
Check DDCCLK,
at CL5256
High
Change
MHL cable
XBR-43X830C, 49X830C, 835C, 837C
Check HDMI_0_HPD_CBUS
Check RB5219 (47k )
NG (Open)
OK
Replace
RB5219
Check D5205, D5206
NG (Open)
OK
Replace
D5205, D5206
Replace IC1000 (SoC).
NG (No communications)
at connector side
OK
Check TMDS(D0+/D0-) lines
at connector side
OK
Check Source equipment
by Reference TV set
(For example, Samsung TV(UN46ES7000),
Toshiba TV(42WL863), RB1, RB2)
NG
Check the settings of
Source equipment
TROUBLE SHOOTING
Replace IC5212(HDMI EQ).
NG (No communications)
Replace
RB5211
OK
Check HDMI picture
in this input
NG
Check "NO PICTURE
– HDMI" flow
122
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Troubleshooting
