NEC MultiSync LCD1550ME - DC;DC Converter Circuit Check

6-15
10. Checking the DC/DC converter circuit
Check the output of 3.3V line voltage from I310 pin 2.
OK
NG
Is the output FB320 being inputted to I315 pin 3?
OK
NG
Failure point
Printed wire broke between I310 pin 3 and output of FB321.
Failure point
I310 failure
Failure point
Printed wire broke between I310 pin 2 and I306 power supply pin.