BU6 – Angle pin-header 2x16, division 2.54
BU8 – IC Socket DIL-28
BU9 – Straight pin-header 2x5, division 2.54 / Jumper, division 2.54 (4pcs)
BU10 – Straight pin-header 1x5, division 2.54 / Jumper , division 2.54 (2pcs) / DC2DC_A4 adapter
BU11 – Straight pin-header 1x3, division 2.54 / Jumper , division 2.54 (1pc)