FIG. 6 is a plan view showing another modified example of the magnetic member of FIG. 2.

FIG. 7 is a front view showing the magnet member of FIG. 6.

FIG. 8 is a flowchart for describing a method of manufacturing the circuit board of FIG. 1.

FIG. 9 is a plan view showing a circuit board after forming the conductor portion, wherein the circuit board is manufactured using the circuit board of FIG. 1.

FIG. 10 is a bottom view showing the circuit board after forming the conductor portion of FIG. 9.

FIG. 11 is a plan view showing a positional relationship between vias and the magnetic member in the circuit board of FIG. 9. A cavity and the magnetic member are illustrated by broken lines.

FIG. 12 is a plan view showing an example of a relationship between the via and a positioning member in the circuit board of FIG. 11.

FIG. 13 is a plan view showing another example of the relationship between the via and the positioning member in the circuit board of FIG. 11.