6 B A B B9 A6 B B A A 7 A A B B P10 B2 P10 請將4個P10皆轉緊至底 Fasten P10 x4 to the bottom entirely. 8 取下 REMOVE A B 注意: A15僅為輔助工具,以 A15 上步驟皆完成後請將A15取下 Important : Remove assistance tool-A15 after above steps are finished. 6