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XBR-55X850D/855D/857D, 65X850D/855D/857D, 75X850D/855D/857D
32
TROUBLE SHOOTING
FLOW
2-2. LED BLINKING 3X
Audio Error ?
LED 3x blinking
See other flow
No
Yes
Go to
3-3 Power Off Checking
Go to
3-4 Power On Checking
Replace B Board
Finish
2-3. LED BLINKING 4X (LED VOLTAGE ERROR)
4-time blinking
Check
BMFW2: CN9000 21Pin
BM1: CN7704 29Pin
on the B* Board
B* Board
LED driver or G* board/Adapter
Between 0.898V to 2.997V
Change LD board or G* board/Adapter.
Under0.897V or less
LED 3x blinking
Check +5.0V_VBUS
at pin1 in IC8001, 4.959V
<Voltage<5.285V?
IC9014,etc
(B* Board)
NG
OK
Audio check point
Go to Audio Error
AUDIO ERROR
DC_ALERT
Содержание Bravia XBR-55X857D
Страница 134: ...XBR 55X850D 855D 857D 65X850D 855D 857D 75X850D 855D 857D 134 DISASSEMBLY 3 4 HSC4 S 3 SMART CORE S HSC4 S 1 3 2 NOTE ...
Страница 174: ...XBR 55X850D 855D 857D 65X850D 855D 857D 75X850D 855D 857D 174 DISASSEMBLY 5 3 COVER TOP 5 SMART CORE M COVER TOP 1 3 2 ...
Страница 175: ...XBR 55X850D 855D 857D 65X850D 855D 857D 75X850D 855D 857D 175 DISASSEMBLY 5 4 HSC4 M 5 SMART CORE M HSC4 M 1 3 2 NOTE ...