No Picture: Hdmi (Bke/X/J Board) - Sony KDL-40W900A Service Manual

Troubleshooting
3-5. No Picture
3 5 3 3-5-13. NO PICTURE: HDMI (BKE/X/J Board) (Not applicable for this model) O C U ( / /J oa d) ( ot app cab e o t s
Check PWR pin of IC5009
pin9, pin10, pin19,
Pin20 pin 49 pin 51 pin67 pin77 Pin20, pin 49, pin 51, pin67, pin77,
Pin78, pin87, pin88
All Pi OK? All Pin OK?
NO
Only one of the pins
is NG? is NG?
ode )
YES
Check Reset pin of IC5009.
Pin61.
YES Replace
Replace
Q5010 Q5010
IC5009 IC5009
Replace
IC5009
High
Check R5085, R5090,
RB5012 and RB5013
Low
NO
Only 51pin
is NG?
NO
NO NO
I2C wave is output?
Pin 62, Pin63
Size B* Board Type
OTHERS
Note:
(AYU2) – IC9000
40" BA2-S
(Brownie)- IC9001 (Brownie) IC9001
46" BA2-S
55" BA2-S
NG NG Replace Replace
NG part
OK
Replace
IC9000 IC9000
YES
YES YES
RB1G CHASSIS
W900A/904A/905A
G* Board
Type
JP
BA2-W G1A
BA2-W G1A
BA2-W G1B
Replace
R5052 R5052
Replace
IC9000
187