4-52 Phaser 8400 Color PrinterMechanical InitializationStart the Thermals13,xxxUnbind MediaPath Motor andHome the MPT31,000Home the Y-Axis5001, 5002Wait for the Headto readOK_TO_WIPETemperatures13.xxxHome XA6000Move XA toHEAD TILTPOSITION6000Start MechanicalRecoverySet FIRMWARE states:CapState = UNKNOWNHead Tilt State = UNKNOWNDmfixState = UNKNOWNYaState = HOMELESSXa State = HOMELESSIs the head tiltCam engaged(head tilted?)Home the CAP/wiperwithout disengaging theHead Tilt Cam8005, 8007, 8008, 8009YESNOIf the NVRAM valve cap HT Spring On is set the wiperwill move up 100 milli-inches to determine if it is in thespring. if it is it will use a special algorthm to get outof the restraint spring if not it just homes the wipernormally.Valves in the NVRAM are used todetermine if printhead and wiper havecontact or if the head was parked onlast power down. If printhead and wiperare in contact, the printhead warmsfirst before moving. If the printheadwas parked, the printhead is warmbefore moving to the print position.The dashed line traces what happensif the printhead was parked on lastpower down.The RED numbers indicate errors thatmay be displayed at that point in themech init process.Mechanical RecoveryPOWER ONs8400-202
