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Displays the specific error message related to toner installation failure.
Provides step-by-step instructions to resolve toner installation errors.
Details the firmware version and scope of the upgrade.
Lists the specific issues addressed by the firmware update.
Describes the appearance of color background after machine setup.
Procedure to check and adjust contact springs on drum units.
Explains the C0150 error caused by a pinched wire.
Details the addition of a clamp to secure the wire and prevent errors.
Addresses color dot image issues via drum unit replacement and firmware.
Describes changes to the drum unit and necessary firmware upgrades.
Registers the correct part number for the HOOK DU RELEASE component.
Guidance on performing color registration adjustments.
Step-by-step instructions for automatic and manual color registration.
Provides key considerations and warnings for color registration adjustments.
Lists part numbers for components in the developing release section.
Details the firmware upgrade for the machine's engine.
Outlines improvements made in the engine firmware.
Provides information regarding service parts for DUCT and HINGE LID.
Details the firmware upgrade for the main unit.
Lists the enhancements included in the main unit firmware.
Addresses firmware updates for color registration drift and density issues.
Describes measures taken for color drift and density reduction.
Step-by-step guide for performing the firmware upgrade process.
Registers part numbers for specific spring components.
Details the firmware upgrade to version 4.00.
Outlines the improvements included in firmware version 4.00.
Addresses the 'Close rear cover 1' display message.
Describes modification to the LEVER INTERLOCK to improve motion.
Describes difficulties encountered when opening the top tray.
Identifies the cause of the tough operation as a joint engagement problem.
Details changes to shutter parts for improved operation.
Details the system firmware upgrade to version 4.01N.
Describes corrections made to reduce toner consumption.
Addresses paper feed jams occurring in the 250-sheet cassette.
Details improvements to the stopper hook and addition of a spring hook.
Explains causes of toner supply failure related to part engagement.
Describes modifications to the CAM TONER SUPPLY component.
Provides information on the available modification parts kit.
Details the setup and contents of the GEMINI Modification Kit.
Explains color registration drift caused by the ID sensor shutter detaching.
Provides guidance on handling the Bk drum unit to prevent shutter detachment.
Lists serial number applicability for the GEMINI Modification Kit.
Outlines procedures for addressing significant color registration shifts.
Describes the specific field measures to correct color registration shift.
Procedure to confirm the ID sensor shutter's correct position.
Steps for performing the firmware upgrade as part of the solution.
Explains the cause of MP feed clutch motion errors.
Details the steps for replacing the MP feed clutch.
Details the system firmware upgrade to version 5.01N.
Describes corrections for waste toner box detection issues.
Addresses the dog-ear phenomenon occurring in duplex prints.
Details the application of duplex sheets to correct the dog-ear.
Registers the relay PWB as a service part.
Prevents error C1010 due to incorrect bottom plate gear assembly.
Emphasizes the importance of correct gear attachment to prevent damage.
Lists service parts for GUIDE EXIT, DRUM RELAY PWB, and RELAY PWB.
Corrects the part number for the HOLDER GEAR in the parts list.
Advises checking pickup spring attachment during roller unit service.
Describes changes to pickup spring and feed roller holder for permanent fixes.
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