Sony XR-55A90J Service Manual page 56
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Also See for XR-55A90J:
- Help manual (143 pages) ,
- Dismantling information for use (14 pages) ,
- Reference manual (221 pages)
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2021/02/04 23:38:48 (GMT+09:00)
4.4 No Picture - Tuner
FOR ANALOG TUNING: @ All destination except JP
For LA only
Confirm ANT or Cable connection
NG
OK
A
SAFETY NOTES
Analog Tuning
For Other destination
Can it preset broadcast?
NG
Check part mounting condition
for analog control line
"IFOUT_N, IFOUT_P, IFAGC"
NG
Change NG parts
SELF DIAGNOSTIC FUNCTION
TROUBLESHOOTING
T R O U B L E S H O O T I N G
OK
Check IC1000 (SoC)
OK
Check IC1000 (SoC) &
Tuner module
SERVICE ADJUSTMENT
Notes:
- Parts for IFOUT_N line : C3011
- Parts for IFOUT_P line : C3010
- Parts for IFAGC line
: R3003 ,R3024, C3023
A
: Insert correct signal in correct ANT terminal.
56
DIAGRAM
HANDLING GUIDE
56
SYS SET
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