Phaser 6180MFP Multifunction Printer Service Manual 10-7Plug/Jack and Wiring DiagramsDuplex Plug/Jack DesignatorsOptional Feeder Plug/Jack DesignatorsDuplex Plug/Jack DesignatorsP/J Map Coordinates Remarks1 5 E-168 Not connected (Debug only).427 5 F-168 Connects the Duplex Board and Duplex Fan.428 5 F-168 Connects the Duplex Board and Duplex Unit Harness.429 5 F-169 Connects the Duplex Board and Duplex Motor.430 5 F-168 Connects the Duplex Board and Duplex SensorHarness.431 5 F-168 Connects the Duplex Board and Duplex Clutch.2720 5 I-169 Connects the Duplex (Duplex Unit Harness) andprinter.4301 5 E-167 Connects the Duplex Jam Sensor and Duplex SensorHarness.Optional Feeder Plug/Jack DesignatorsP/J Map Coordinates Remarks273 6 H-183 Connects the Optional-550 Sheet Feeder (Feeder UnitHarness) and printer.419 6 G-180 Connects the Optional Feeder Board and Feeder UnitHarness.420 6 G-180 Connects the Optional Feeder Board and Tray 3 TurnHarness.421 6 G-179 Connects the Optional Feeder Board and Tray 3 ChuteHarness.422 6 G-179 Connects the Optional Feeder Board and Tray 3Motor Harness.4201 6 H-185 Connects the Turn Clutch and Tray 3 Turn Harness.4211 6 I-184 Connects the Optional Size Switch and Tray 3 ChuteHarness.4212 6 H-184 Connects the Tray 3 Chute Harness and Tray 3 NoPaper Harness.4213 6 H-185 Connects the Feed Clutch and Tray 3 Chute Harness.4221 6 G-185 Connects the Optional Feeder Drive (Optional FeederMotor) and Tray 3 Motor Harness.4222 6 G-185 Connects the Optional Feeder Drive (Optional FeederMotor) and Tray 3 Motor Harness.42121 6 D-183 Connects the Tray 3 No Paper Sensor and Tray 3 NoPaper Sensor Harness.1 6 G-180 Not connected (Debug only).