Read Sony XBR-43X830C / XBR-49X830C / XBR-49X835C / XBR-49X837C / XBR-49X839C Service Manual online
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
Click on the first or last page to see other XBR-43X830C / XBR-49X830C / XBR-49X835C / XBR-49X837C / XBR-49X839C service manuals if exist.