Table 45. Top cover assembly 234 Chapter 8 Parts and diagrams C7058-90936 Ref Description Part number Qty 1 Top cover RB2-6280-000CN 1 2 Cover, cartridge RB2-2856-000CN 1 3 Static charge eliminator RB2-6281-000CN 1 501 Screw, TP, Pan Head, M4 by 10 XB4-7401-007CN 2 502 Screw, TP, Truss Head, M4 by 20 XB4-7402-007CN 2