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Brother MFC 3420C - Color Inkjet - All-in-One, Руководство по обслуживанию

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Содержание MFC 3420C - Color Inkjet - All-in-One

Страница 1: ...FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC3820CN MFC3420C ...

Страница 2: ...ifferent models CHAPTER 3 THEORY OF OPERATION Summarizes the scanner and printing mechanisms and control electronics It also provides information about sensors and their actuators This chapter helps you to understand the operating principles and isolate the source of a problem troubleshooting CHAPTER 4 DISASSEMBLY REASSEMBLY AND LUBRICATION Details procedures for disassembling and reassembling the...

Страница 3: ...l numbers Appendix 2 Firmware Installation Provides instructions on how to update firmware stored in the flash ROM on the main PCB of the facsimile machine from the host PC No hardware replacement is required for updating Control programs of the facsimile machine are stored in the flash ROM on the main PCB The updating procedure is required also if the main PCB has been replaced since a new PCB su...

Страница 4: ...nd isolate the source of a problem troubleshooting CONTENTS 3 1 OVERVIEW 3 1 3 2 MECHANISMS 3 2 3 2 1 Scanner Mechanism 3 3 3 2 2 Ink Jet Printing Mechanism 3 5 3 2 2 1 Paper pulling in registration feeding and ejecting mechanisms 3 5 3 2 2 2 Ink jet printing and capping mechanisms 3 8 3 2 2 3 Purging mechanism 3 11 3 2 2 4 Carriage drive mechanism 3 16 3 2 3 Sensors and Actuators 3 17 3 3 CONTROL...

Страница 5: ... to Access the Object Component 4 4 n Disassembly Order Flow 4 5 4 1 1 Print Head Unit 4 6 4 1 2 ADF Document Support and ADF Cover 4 12 4 1 3 ADF Components on the Upper ADF Chute 4 13 4 1 4 ADF Components on the Lower ADF Chute 4 17 4 1 5 Rear Cover 4 23 4 1 6 Document Cover and Document Pressure Rollers 2 4 24 4 1 7 Scanner Cover Scanner Unit 4 26 4 1 8 Scanner Open Sensor Actuator and Control ...

Страница 6: ...0 Paper Ejection Roller 4 62 4 1 21 Paper Feed Roller and Purge Related Parts Purge Lever Purge Shaft and ASF Purge Switching Gear 23 4 63 4 1 22 Main Chassis Paper Feed Motor and Speaker 4 65 4 1 23 Ink Absorber Box 4 67 4 2 HARNESS ROUTING 4 68 4 3 LUBRICATION 4 73 4 4 LONG PERIOD STORAGE 4 80 ...

Страница 7: ...e handling the PCBs touch a metal portion of the machine to discharge static electricity otherwise the electronic parts may be damaged due to the electricity charged in your body 7 When transporting PCBs be sure to wrap them in conductive sheets such as aluminum foil 8 Be sure to reinsert self tapping screws correctly if removed 9 Tighten screws to the torque values listed on the next page 10 When...

Страница 8: ... Error messages appearing on the LCD 8 1 2 Error codes contained in MACHINE ERROR X X messages 8 4 8 1 2 Communications Errors 8 11 8 2 TROUBLESHOOTING 8 18 8 2 1 Introduction 8 18 8 2 2 Precautions 8 18 8 2 3 Checking prior to Troubleshooting 8 18 8 2 4 Troubleshooting based on problem type 8 20 1 Control panel problems 8 20 2 Telephone problems 8 20 3 Communications problems 8 21 4 Paper documen...

Страница 9: ...e drive and purge mechanisms 8 34 4 Print head mechanism 8 36 5 ASF mechanism 8 36 6 Paper feeding mechanism 8 37 7 Speaker 8 37 8 Control panel 8 37 9 PCBs 8 38 10 Adjustments data setting into the memories 8 39 ...

Страница 10: ...FC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual Brother MFC 3420C MFC 3820CN service manual ...

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