Read Sony KD-55X8500A (serv.man2) Service Manual online
KD-55X8500A/65X8500A(CH)
104
TROUBLE SHOOTING
3-1. NO POWER
DC/DC converter check
START
Check JL9129 Voltage.
Is the voltage 1V?
Check JL9132 Voltage.
Is the voltage 5V?
Check JL9116 Voltage.
Is the voltage 3.3V?
Check JL9125 Voltage.
Is the voltage 1.5V?
END
Check F9105
Check F9104
Check F9102
Check F9102
no
yes
no
yes
no
yes
no
yes
Check JL9126, is
it 1.18V?
yes
Check F9106
no
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