10-3
CHECKING FLOW CHART BY FAILURE
No display (No power)
1
Check the LVT coil resistance
PIN No. of CN02
Resistance
PIN5 ~ PIN7
approximately
138 (Ω)
Check the voltage of Power PCB
- CN13(pin 1 and pin 3, pin1 and pin 4)
PIN No. of CN13
Voltage
PIN1(GND) ~ PIN3
PIN1(GND) ~ PIN4
approximately
9V
approximately
4.5V ~ 5.5V
Normal?
END
No
Power On
Yes
Replace the power PCB
2
1 Pin
4 Pin