Printed circuit boards
Main board
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
(forward side)
(reverse side)
Trans board
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
(forward side)
(reverse side)
2-12