Sony KD-43X7 G Series Service Manual page 39

2.6.3 FOR DIGITAL TUNING 1: For TW-DVB , AM-ATSC, LA-ISDB , EU-DVB only
Digital Tuning 1
NG
Channel can be lock?
OK
O
K (but no picture)
Sound is normal?
No sound
Confirm UEC of digital RF by Service mode
If UEC > 0
Check part mounting condition for digital data line
"IFOUTN1, IFOUTP1, IFAGC1"
OK
NG
Please re-upgrade Firmware (PKG),
Check again Picture quality?
OK
Done (End)
Notes:
- Parts for IFOUTN1 line: FB1000,C1005
- Parts for IFOUTP1 line: R1030, FB1001,C1006
- Parts for IFAGC1 line: C1014, R1010
-Parts for M_SCL line: C1004,R1049
-Parts for M_SDA line: C1003,R1048
Check part mounting condition for
digital control line
"M_SCL,M_SDA"
OK
If UEC = 0
Check IC 5000(SoC)
(Change B-board)
NG
Change NG parts
Change Tuner Module
(Please refer page Assemble and Dissemble Tuner Module)
OK
NG
Change NG parts
OK
Problem
Done (End)
solved?
NG
Problem solved?
NG
Change B-board
39
SYS SET