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820-2530 - Back light

Thread starter menatwork
Start date Jan 18, 2017

menatwork

New member

#1

Guys,

Chime and everything, but no back light.
PPVOUT_S0_LCDBKLT - 12V ?
D9701 - 12V
R9800 - 12v

J9000
Pin 2-3-5 = 3.27v
Pin 20-21 = 12V

Last edited: Jan 18, 2017

dukefawks

Administrator

#2

R9731, R9704 voltages?

menatwork

New member

#3

R9731 = 3.00
R9704 = 0v

arghhh

New member

#4

Which side of the two resistors are you checking? Resistance across R9704?

dukefawks

Administrator

#5

Resistance to GND and diode mode on both sides of R9704? You did do a PRAM reset?

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