No Picture: Mhl (Bke/ Bkx/ Bkj ) - Sony KDL-40W900A Service Manual

Troubleshooting
3-5. No Picture
3-5-15. NO PICTURE: MHL (BKE/ BKX/ BKJ ) (Not applicable for this model)
No Picture No Picture
Check 57pin
of IC5009 f IC5009
Low
Low
Check DSCL 4 Check DSCL_4
High
Change
MHL cable
Check +5.0V MHL
and STBY_+3.3V
High
Check Source equipment
by Reference TV set
(For example, Samsung TV(UN46ES7000)
, Toshiba TV(42WL863))
Check RB5019,
D5001 and D5002
NG
NG
OK
Replace
NG part
_
Check the settings of
S Source equipment q p
Check CBUS_HPD4 line
and TMDS(D0+/D0-) lines
by the IC5009 side
All lines
are OK
CBUS HPD4 CBUS_HPD4
line is NG
OK
or VA 1836 or VA-1836
Check HDMI picture
in this input
NG
OK
Check "NO PICTURE
– HDMI" flow
Inform the designer
of it of it
Size B* Board Type
OTHERS
Note:
(AYU2) – IC9000
40" BA2-S
(Brownie)- IC9001 (Brownie) IC9001
46" BA2-S
55" BA2-S
Only TMDS lines
are NG
Replace
RB5020 RB5020
Replace
IC5009
RB1G CHASSIS
W900A/904A/905A
G* Board
Type
JP
BA2-W G1A
BA2-W G1A
BA2-W G1B
195