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57
4.4 No Picture - Tuner
Sound is normal?
OK
No sound
Check part mounting condition
for digital data line
“IFOUT_N, IFOUT_P, IFAGC”
Check IC1000 (SoC)
FOR DIGITAL TUNING 1: @ For TW, NA-ATSC(MX/UC)
*1
, CH/HK, LA, PA, AEP
Digital Tuning 1
OK
Check SoC(IC1000) and
Check Tuner module
Change NG parts
Confirm ANT or Cable connection
For LA (Dual ANT)
For TW,NA-ATSC(MX/UC)
*1
,
CH/HK, PA, AEP
NG
A
NG
Notes:
- Parts for IFOUT_N line : C3011
- Parts for IFOUT_P line : C3010
- Parts for IFAGC line : R3003 ,R3024, C3023
: Insert correct signal in correct ANT terminal.
A
*1:except US ATSC3.0, Please refer Digital Tuning 2
OK
T R O U B L E S H O O T I N G
SAFETY NOTES
SELF DIAGNOSTIC FUNCTION
TROUBLESHOOTING
SERVICE ADJUSTMENT
DIAGRAM
HANDLING GUIDE
57
SYS SET
2021/02/04 23:38:48 (GMT+09:00)