System Configuration and Parts1-14Before You Start Using This Machine1System Configuration and PartsOptional EquipmentNOTE• The Duplex Unit-B1 is standard equipment for the iR2030/iR2025.• The optional Inner 2 Way Tray-E2 cannot be used with the optional Finisher-U2.a Platen Cover Type Jb Inner 2 Way Tray-E2c Cassette Feeding Module-P1(For the iR2018i only)d Cassette Feeding Module-Q1e Duplex Unit-B1f Feeder (DADF-P2)g Document Tray-J1h Card Reader-E1i Additional Finisher Tray-C1j Finisher-U2