Sony KD-43X7 H Series Service Manual page 71

2020/12/12 02:35:59 (GMT+09:00)
2.3.5 For Analogue and Digital Tuning Failed (PA-T2 and AM-ATSC)
From Page 2 (Analogue
and Digital tuning)
Autotuning (OK/NG)
OK
SAFETY NOTES SELF DIAGNOSTIC FUNCTION
T R O U B L E S H O O T I N G
Check part mounting condition for
NG
I2C lines
"STB_SCL, STB_SDA"
OK
Check part mounting
condition IF Lines
"IF_N, IF_P, IFAGC"
OK
TROUBLESHOOTING
S E C T I O N 3
NG
NG
Change NG parts
Change Tuner Module
(Please refer page Assemble and Dissemble
Tuner Module)
Problem solved?
NG
Change B-board
SERVICE ADJUSTMENT
Notes:
- Parts for IF_N line: FB1000,C1005, R1011
- Parts for IF_P line: FB1001,C1006,
R1012
- Parts for IFAGC line: C1014, R1010, R1033,
C1031
-Parts for STB_SCL line: C1004,R1049
-Parts for STB_SDA line: C1003,R1048
OK
Problem
Done (End)
solved?
NG
OK
DIAGRAMS PANEL HANDLING
71
FACTORY DATA RESET
SYS SET