XBR-49/55/65/75X900E
TROUBLE SHOOTING
FLOW
4-3. NO PICTURE (TUNER)
39
RF input no picture / noisy picture
Change RF cable and antenna
Please refer DDCON
troubleshooting
OK
OK
NG
NG
Check RF source cable
and antenna, OK?
Check Tuner power line:
3.3V at JL2800 = 3.3V?
1.8V at JL2801 = 1.8V?
A_RESET value at JL2807 = 3.3V?
All broadcasting channel
cannot be received?
NO
YES
Check part mounting condition
for I2C SDA & SCL line. (Refer Note I2C)
And
Check Tuner module connection.(CN2800)
Change NG parts
connected to I2C bus
NG
OK
Notes: I2C
I2C line for all tuners except Japan_SKP
- Parts for I2C SDA line: R2800, C2803.
- Parts for I2C SCL line : R2801, C2804.
I2C line for Japan_SKP
- Parts for I2C SDA line: R2804
- Parts for I2C SCL line : R2805
Analog
Refer Analog Tuning
Refer Digital Tuning 1
Digital
Check Tuner power line
12V at JL2822 = 12V?
Satellite
Refer Digital Tuning 2
NG
OK
12V LNB Voltage Checking
For TW, NA-ATSC(MX/UC),
JP_SKP(Opticast) and LA-ISDB-T
For AEP_W, JP_SKP, PA_T2,
CH/HK, and LA-T2(COL)
Terrestrial/Cable
Summary of Contents for BRAVIA XBR-49X900E
Page 52: ...XBR 49 55 65 75X900E TROUBLE SHOOTING BMKS A side view PCB PARTS MAP 52 ...
Page 53: ...XBR 49 55 65 75X900E TROUBLE SHOOTING BMKS B side view PCB PARTS MAP 53 ...
Page 75: ...XBR 49 55 65 75X900E DISASSEMBLY 1 13 WIRE DRESSING 1 XBR 55X900E 75 1 3 4 2 ...
Page 101: ...XBR 49 55 65 75X900E DISASSEMBLY 1 38 LD35 1 XBR 55X900E 101 1 2 LD35 ...
Page 108: ...XBR 49 55 65 75X900E DISASSEMBLY 2 8 TAPE 2 XBR 65X900E 108 1 NOTE 2 3 TAPE TAPE TAPE ...
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Page 121: ...XBR 49 55 65 75X900E DISASSEMBLY 2 21 TAPE 2 XBR 65X900E 121 1 NOTE 2 3 4 TAPE TAPE TAPE TAPE ...
Page 138: ...XBR 49 55 65 75X900E DISASSEMBLY 2 37 LD45 2 XBR 65X900E 138 1 1 2 LD45 ...
Page 153: ...XBR 49 55 65 75X900E DISASSEMBLY 4 13 WIRE DRESSING 4 XBR 75X900E 153 1 3 2 ...
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Page 187: ...XBR 49 55 65 75X900E DISASSEMBLY 5 7 TAPE 5 XBR 49X900E 187 NOTE TAPE TAPE TAPE 1 2 3 4 TAPE ...
Page 188: ...XBR 49 55 65 75X900E DISASSEMBLY 5 8 TAPE 5 XBR 49X900E 188 NOTE 1 2 3 4 TAPE TAPE TAPE TAPE ...
Page 192: ...XBR 49 55 65 75X900E DISASSEMBLY 5 12 WIRE DRESSING 5 XBR 49X900E 192 1 2 3 ...
Page 218: ...XBR 49 55 65 75X900E DISASSEMBLY 5 37 LD30 5 XBR 49X900E 218 1 LD30 2 ...