This original refurbished Sampo QPWBGL669IDG inverter comes with 90 days warranty .
In most cases, replacing defective Sampo QPWBGL669IDG may not solve the problem, because the defective Sampo QPWBGL669IDG is cause by bad CCFL lamps. So, when replacing Sampo QPWBGL669IDG inverter, you also need to replace 4 CCFL lamps, too. Pin out: P1/P2=VIN, P6=ENA, P4=ADJ, P3/P5=GND