Sony KD-43XE7 Series Service Manual page 40

3.5.4 FOR DIGITAL TUNING 2: AEP-T2S2, EU-T2,PA-T2, CH, LA-T2(COL),
For LA-T2(COL)
Confirm ANT or Cable connection
Confirm UEC of digital RF by Service mode
Check part mounting condition for digital data line
"DEMOD_TSCLK, DEMOD_TSDATA"
Please re-upgrade Firmware (PKG),
Digital Tuning 2
For AEP-T2S2
For EU-T2,
PA-T2,
and
CH
NG
Channel can be lock?
OK
OK
Sound is normal?
No sound
If UEC > 0
OK
Check again Picture quality?
OK
OK
Done (End)
Confirm ANT or Satellite connection
Check part mounting condition for
digital control line
"M_SDA,M_SCL"
NG
If UEC = 0
Change B-board
NG
NG
(Please refer page Assemble and Dissemble Tuner Module)
Notes:
-Parts for M_SCL line: C1004,R1049
-Parts for STB_SCL line: R1044
- Parts for M_SDA line: C1003,R1048
-Parts for STB_SDA line: R1045
- Parts for DEMOD_TSCLK line: R1020
- Parts for DEMOD_TSDATA line: R1019
OK
Change Tuner Module
Problem solved?
NG
Change B-board
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