Samsung WF-F125AV Service Manual page 66

6. TROUBLE DIAGNOSIS
6-1. TROUBLE DIAGNOSIS
As the micom wash machine is confi gured of the complicate structure, there might be the service call.
Below information is prepared for exact trouble diagnosis and suitable repair guide.
Caution for the Repair and Replacement
Please follow below instruction for the trouble diagnosis and parts replacement.
1. As some electronic components are damaged by the charged static electricity from the resin part of wash machine or the
human body, prepare the human body earth or remove the potential difference of the human body and wash machine by
contacting the power supply plug when the work contacting to PCB is executed.
2. Since AC220~240V is applied to the triac T1 and T2 on P.C.B, the electric shock may occur by touching and be careful that
the strong and weak electricity are mixed.
3. As the P.C.B assembly is designed for no trouble, do not replace the P.C.B assembly by the wrong diagnosis and follow the
procedure of the trouble diagnosis when the micom is not operated normally.
6-1