50
3-4-3.FOR DIGITAL TUNING 1: @ TW and LA-ATSC(MX/UC).
Notes:
- Parts for IFOUT_N line: R6007, FB6002, C6008,
R6327, C6301, R6301.
- Parts for IFOUT_P line: R6008, FB6003, C6009,
R6326, C6300, R6300.
- Parts for IFAGC line: R6072, R6009, R6010, R6069,
C6302, R6303.
- Parts for I2C_A_SDA line: R6001, C6004.
- Parts for I2C_A_SCL line: R6002, C6005.
Sound is normal?
OK
No sound
Check part mounting condition for digital data line
“IFOUT_N, IFOUT_P, IFAGC”
NG
If UEC > 0
If UEC = 0
Confirm UEC of digital
RF by Service mode
Check IC1000 (SoC)
Digital Tuning 1
OK
Change B* board
Done (End)
Please re-upgrade
Firmware (PKG), Check
again Picture quality?
OK
NG
Confirm ANT
or Cable connection
For TW only
For LA-ATSC(MX/UC) only
Channel can be lock?
Check part mounting
condition for
digital control line
“I2C_A_SDA,I2C_A_SCL”
NG
OK
NG
OK
Troubleshooting
Note: Board Details refer Section 3
main page.
Summary of Contents for KDL-50W7 C Series
Page 2: ...LCD TV SERVICE MANUAL COMMON GN1G CHASSIS Segment XM A ...
Page 16: ...16 BMX Board PWB A side Detail 3 3V_MAIN C9005 PIN1 Q9002 ...
Page 28: ...28 Troubleshooting BMX B Side JL9008 3 2 5 LED BLINKING 6x Backlight Error ...
Page 43: ...43 Troubleshooting BMX Probing Points BMX B Side JL8401 PANEL_VCC ...
Page 44: ...44 Troubleshooting F8401 12V_REG BMX Probing Points BMX A Side ...
Page 45: ...45 Troubleshooting IC9013 Pin 4 BL_ON BMX Probing Points BMX A Side ...
Page 46: ...3 4 1 Video Analog Signal Path 46 ...
Page 49: ...49 C6302 R6069 R6303 BMX BOARD A Side Troubleshooting ...
Page 52: ...52 BMX BOARD A Side C6302 R6069 R6303 Troubleshooting ...
Page 54: ...54 BMX BOARD A Side R6016 R6015 C6004 R6001 C6005 R6002 Troubleshooting ...
Page 55: ...55 R6321 R6322 BMX BOARD A Side Troubleshooting ...
Page 57: ...CN5401 R5425 R5427 R5424 RB5405 RB5406 RB5407 RB5408 57 BMX A side HDMI1 Troubleshooting ...
Page 65: ...R5445 R5444 R5443 R5424 65 BMX A side Troubleshooting ...
Page 69: ...R1124 R1062 69 BMX A SIDE Voltage check IR Muffin Pin ...
Page 71: ...R1061 71 BMX A SIDE Voltage check Opt_Sensor Muffin Pin ...
Page 94: ...94 5 3 Connector Diagram Diagrams 5 3 1 43 ...
Page 95: ...95 5 3 Connector Diagram Diagrams 5 3 2 50 ...
Page 96: ...96 5 3 Connector Diagram Diagrams 5 3 3 55 ...
Page 97: ...97 English 2015 07 Sony EMCS Malaysia Sdn Bhd RDCM 9 888 172 04 ...