Sony A1E Series Service Manual page 38

FLOW
4-3. NO PICTURE (TUNER)
FOR DIGITAL TUNING
For NA-ATSC(MX/UC)/JP_SKP(Opticast)
Check part mounting condition
"IFOUT_N, IFOUT_P, IFAGC"
XBR-55/65/77A1E
Digital Tuning
For TW/LA-ISDB-T
Confirm ANT or Cable connection
OK
Sound is normal?
No sound
OK
for digital data line
NG
Change NG parts
Notes:
- Parts for IFOUT_N line : FB2801, C2807, C2826
- Parts for IFOUT_P line : FB2802, C2808, C2825
- Parts for IFAGC line
NG
: Insert correct signal in correct terminal.
A
A
Check IC1000 (SoC)
Check SoC(IC1000) and Tuner module
Check Tuner module connection (CN2800)
TROUBLE SHOOTING
: R2838, C2827
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