Power Trouble Shooting - Samsung JADE LN A330J1D Series Training Manual

V. Trouble Shooting
A) Power Trouble Shooting
Power part is composed of power board and main board(small power)
Check connectors between power board and main board
Check main board power output on the board
When you check main board power(small power IC), There are two types of
power IC. One is PWM type, another is regulator type. PWM type should
check after inductor. Regulator type should check on the output pin.
Check each Voltage output
Check After Inductor
Check On Pin
Regulator Type
2
PWM Type
1