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Brother Intelli FAX-2820, Руководство по обслуживанию

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 8-14 

Confidential

 

8.4.7  Operational Check of Control Panel PCB (Function code 13) 

„

 Function 

This function allows you to check the control panel PCB for normal operation. 

 

„

 Operating 

Procedure 

(1) Press the 

1

 and 

3

 keys in this order in the initial stage of the maintenance mode. 

The "00    " will appear on the LCD. 

(2)  Press the keys and buttons in the order designated in the illustration shown below. 

The LCD shows the corresponding number in decimal notation each time a key or  
button is pressed.  Check that the displayed number is correct by referring to the  
illustration below. 
If a key or button is pressed out of order, the machine beeps and displays the  
"INVALID OPERATE" on the LCD.  To return to the status ready to accept key &  
button entry for operational check, press the 

Stop/Exit

 key. 

(3)  After the last number key or button is pressed, the machine beeps for one second and 

returns to the initial stage of the maintenance mode. 

To terminate this operation, press the 

Stop/Exit

 key.  The machine returns to the initial  

stage of the maintenance mode. 

FAX-2820/2825/2910/2920 

1

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13

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19

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37

20

22

 

 

MFC-7220/7225N 

 

Содержание Intelli FAX-2820

Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS FAX 2820 2825 2910 2920 MFC 7220 7225N ...

Страница 2: ...opyright Brother 2005 All rights reserved No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher Specifications are subject to change without notice ...

Страница 3: ...ds in understanding the basic principles of operation as well as locating defects for troubleshooting CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR Describes how to transfer data left in the machine to be sent for repair The service personnel should instruct end users to follow the transfer procedure given in this chapter if the machine at the user site cannot print received...

Страница 4: ... pertaining to the serial numbers APPENDIX 2 FIRMWARE INSTALLATION Provides instructions on how to update firmware stored in the flash ROM on the main PCB or load firmware to a new main PCB from the host PC No hardware replacement is required for updating APPENDIX 3 CUSTOMIZING CODES ACCORDING TO SHIPPING DESTINATION Lists the customizing codes for the various preferences exclusively designed for ...

Страница 5: ...ON 3 1 Overview 3 1 3 2 Mechanical Components 3 2 3 2 1 Scanner Mechanism 3 3 3 2 2 Document Feeding and Ejecting Mechanism 3 3 3 2 3 Scanner 3 3 3 2 4 Printing Mechanism 3 4 3 2 4 1 Paper supply 3 4 3 2 4 2 Push up function of paper tray 3 6 3 2 4 3 Paper registration 3 8 3 2 4 4 Paper eject 3 9 3 2 4 5 Drum unit 3 9 3 2 4 6 Toner cartridge 3 10 3 2 4 7 Print process 3 13 3 2 5 Sensors and Actuat...

Страница 6: ...Chute Cover 5 8 5 1 6 Document Base ASSY 5 9 5 1 7 Side Cover L 5 10 5 1 8 Handset Holder 5 11 5 1 9 Speaker ASSY 5 12 5 1 10 Side Cover R Link Stopper 5 13 5 1 11 Panel Unit 5 14 5 1 12 Hook PCB ASSY 5 20 5 1 13 Top Cover 5 21 5 1 14 NCU PCB ASSY 5 32 5 1 15 Paper Stopper L S 5 34 5 1 16 Front Cover 5 35 5 1 17 Pickup Roller Holder ASSY 5 36 5 1 18 Fixing Unit 5 40 5 1 19 High Voltage PS PCB ASSY...

Страница 7: ...ain Frame R 5 66 5 1 41 Harness Routing 5 67 5 2 LUBRICATION 5 74 CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT 6 1 IF YOU REPLACE THE MAIN PCB 6 1 1 Load update programs data 6 1 2 Initialize the EEPROM on the main PCB Function code 01 6 1 3 Customize the EEPROM on the main PCB Function code 74 6 1 4 Check the control panel PCB for normal operation Function code ...

Страница 8: ... 4 5 1 Firmware switch setting Function mode 10 8 10 8 4 5 2 Printout of firmware switch data Function mode 11 8 12 8 4 6 Operation Check of LCD Function mode 12 8 13 8 4 7 Operational Check of Control Panel PCB Function mode 13 8 14 8 4 8 Adjustment of Handset Volume Function code 16 8 15 8 4 9 Sensor Operational Check Function mode 32 8 16 8 4 10 Received Data Transfer Function Function mode 53 ...

Страница 9: ... Malfunction 9 22 4 Image defects 9 28 5 Incorrect printout 9 49 6 Network problem 9 51 7 Troubleshooting of the control panel 9 55 8 Troubleshooting of fax functions 9 57 APPENDIX 1 SERIAL NUMBERING SYSTEM APPENDIX 2 FIRMWARE INSTALLATION A2 1 INSTALLING THE UPDATE DATA TO THE MACHINE App 2 1 A2 2 SETTING ID CODES TO MACHINES App 2 8 APPENDIX 3 CUSTOMIZING CODES ACCORDING TO SHIPPING DESTINATION ...

Страница 10: ...eful not to put your fingers in the area shown in the illustration The fixing unit is marked with a caution label Please do not remove or damage the label Use caution when installing or modifying telephone lines Never touch telephone wires or terminals that are not insulated unless the telephone line has been disconnected at the walljack Never install telephone wiring during a lightning storm Neve...

Страница 11: ...sk of fire electric shock and injury to people including the following 1 Do not use this product near water for example near a bath tub wash bowl kitchen sink or washing machine in a wet basement or near a swimming pool 2 Avoid using this product during an electrical storm There may be a remote risk of electric shock from lightning 3 Do not use this product to report a gas leak in the vicinity of ...

Страница 12: ...a Do not place the machine near heaters air conditioners water chemicals or refrigerators Do not expose the machine to direct sunlight excessive heat moisture or dust Do not connect your machine to an AC power outlet controlled by wall switches or automatic timers Disruption of power can wipe out information in the machine s memory Do not connect your machine to an AC power outlet on the same circ...

Страница 13: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...

Страница 14: ...ontains external views and names of components and describes their functions Information about the keys on the control panel is included to help you check operation or make adjustments CONTENTS 1 1 EQUIPMENT OUTLINE 1 1 1 2 CONTROL PANEL 1 2 1 3 COMPONENTS 1 5 ...

Страница 15: ...Handset Power Switch Front Cover Paper Tray Control Panel USB Interface Connector Parallel Interface Connector 10 100 Baser TX Port AC Power Connector Back Cover Automatic Document Feeder ADF Manual Feed Slot Face down Output Tray Support Flap with Extension ADF Document Support Control Panel Cover ...

Страница 16: ...1 2 Confidential 1 2 CONTROL PANEL FAX 2820 FAX 2825 FAX 2910 and FAX 2920 have the same keys MFC 7220 and MFC 7225N have the same keys 11 10 6 5 4 3 2 1 9 8 7 7 6 5 4 3 2 1 8 9 10 12 ...

Страница 17: ...d Resolution Sets the resolution when you send a fax Stops an operation or exits from the menu 3 Navigation Keys 7 Reports Print the Transmission Verification Report Help List Quick Dial List Fax Journal User Settings and Network Configuration MFC 7225N only 8 Mode Keys Menu Set The same key is used for Menu and Set operations Lets you access the Menu to program and store your settings in the mach...

Страница 18: ... help you set up and use your machine To access One Touch numbers 11 to 20 hold down Shift as you press the One Touch key 10 Copy Key Temporary settings 12 Printer Key MFC 7220 and MFC 7225N only Options You can quickly and easily select temporary settings for copying Job Cancel You can cancel a print job and clear the printer memory ...

Страница 19: ...ent Chute ASSY Panel Unit Inner Chute Cover ASSY Laser Unit Side Cover R PS PCB Unit Frame Unit Front Cover Paper Tray High voltage PS PCB Side Cover L Main PCB Fixing Unit Back Cover Rear Chute Cover Buttery ASSY Handset Holder Document Base ASSY Inner Chute Paper Eject Tray NCU PCB Shield Case ...

Страница 20: ...Confidential CHAPTER 2 SPECIFICATIONS ...

Страница 21: ...ications of each model which enables you to make a comparison of different models CONTENTS 2 1 GENERAL 2 1 2 1 1 General Specifications 2 1 2 1 2 Paper Specifications 2 2 2 1 3 Printable Area 2 4 2 1 4 Toner Cartridge Weight Information 2 8 2 2 SPECIFICATIONS LIST 2 9 ...

Страница 22: ...emiconductor laser beam scanning Liquid Crystal Display LCD 16 characters x 1 lines Power Source 100 to 120V AC 50 60Hz 220 to 240V AC 50 60Hz Power Consumption Sleep 10W Standby 80W Peak 1040W Dimensions W x D x H 374 W x 374 D x 262 H Weight 16 21 b 7 35kg Noise Operating 53 dB A or less Standby 30 dB A or less Temperature Operating 50 F to 90 5 F 10 to 32 5 C Storage 32 F to 104 F 0 to 40 C Hum...

Страница 23: ... X O Envelope or Env Thick or Env Thin Card Stock X O Thick paper or Thicker paper 2 Paper size Paper Tray Manual feed slot Paper size A4 Letter Legal B5 ISO Executive A5 A6 B6 ISO B5 JIS Folio Width 69 9 to 215 9 mm 2 75 to 8 5 in Length 116 to 406 4 mm 4 57 to 16 0 in Legal and Folio are not available in some regions 3 Other paper specifications Paper tray Cut sheet Basis weight 60 to 105 g m2 1...

Страница 24: ...ge to the drum unit Avoid using coated paper such as vinyl coated paper Avoid using preprinted or highly textured paper It is recommended to use labels or transparencies which are designed for use in laser printers Avoid feeding labels with the carrier sheet exposed or the printer will be damaged Before loading paper with holes such as organizer sheets be sure to fan the stack well Do not use orga...

Страница 25: ...hysical page Printable area Logical page B Physical page length D Maximum logical page length F Distance from edge of physical page to edge of logical page NOTE Logical page shows the printable area for a PCL driver Printable area shows mechanical printable area of the machine Therefore the machine can only print within the shaded area when you use a PCL driver ...

Страница 26: ...dots B5 JIS 182 0 mm 7 1 2 130 dots 257 0 mm 10 11 3 033 dots 170 0 mm 6 69 2 007 dots 257 0 mm 10 11 3 033 dots 6 01 mm 0 24 71 dots 0 mm 4 2 mm 0 16 50 dots B5 ISO 176 0 mm 6 93 2 078 dots 250 0 mm 9 84 2 952 dots 164 0 mm 6 46 1 936 dots 250 0 mm 9 84 2 952 dots 6 01 mm 0 24 71 dots 0 mm 4 2 mm 0 16 50 dots B6 ISO 125 0 mm 4 92 1 476 dots 176 0 mm 6 93 2 078 dots 164 0 mm 4 44 1 334 dots 176 0 ...

Страница 27: ...e length D Maximum logical page length F Distance from edge of physical page to edge of logical page NOTE Logical page shows the printable area for a PCL driver Printable area shows mechanical printable area of the machine Therefore the machine can only print within the shaded area when you use a PCL driver ...

Страница 28: ...ots B5 JIS 257 0 mm 10 11 3 033 dots 182 0 mm 7 1 2 130 dots 247 0 mm 9 72 2 916 dots 182 0 mm 7 1 2 130 dots 4 8 mm 0 19 59 dots 0 mm 4 2 mm 0 16 50 dots B5 ISO 250 0 mm 9 84 2 952 dots 176 0 mm 6 93 2 078 dots 240 0 mm 9 44 2 834 dots 176 0 mm 6 93 2 078 dots 4 8 mm 0 19 59 dots 0 mm 4 2 mm 0 16 50 dots B6 ISO 176 0 mm 6 93 2 078 dots 125 0 mm 4 92 1 476 dots 166 4 mm 6 55 1 960 dots 125 0 mm 4 ...

Страница 29: ...loping roller the weight of TN 2000 Made in China is reduced about 50g with the serial number of toner cartridge B6JA018935A or later TN 350 US TN 2025 AP TN 2075 RUS Brand new Toner Cartridge Weight 570g 10g Toner Weight at Brand New Toner Cartridge 100g Toner Cartridge Weight at Toner Near Empty 516g Remain Toner Weight at Toner Near Empty 46g Toner Cartridge Weight at Toner Life End 516g Remain...

Страница 30: ... or 4200 20lbs environment temp 20 30C humiditiy 50 70 250 sheets 5 8 8 5 2 75 8 5 147 3 215 9 mm 69 9 215 9 mm 16 characters x 1 lines N A 452 x 496 x 430mm 3 9 14 4 56 16 100 0 356 0 mm 116 0 406 4 mm 16 characters x 1 lines Yes 1 color N A N A N A Yes N A 5 8 8 5 2 75 8 5 147 3 215 9 mm 69 9 215 9 mm Yes up to 4 days Yes up to 100 sheets N A N A Yes 3 9 14 4 56 16 100 0 356 0 mm 116 0 406 4 mm ...

Страница 31: ...pages counter Internal LCD Print TELEPHONE Handset Yes FAX 2820 WEU No EEU Russia Yes FAX 2825 Yes Yes Yes WEU EEU Russia No Yes Yes Off Hook Alarm Power Failure Phone Power Failure Dilalling Chain Dialing Automatic Redial PBX Feature N A N A Speaker Phone Handset Volume Yes 2 steps volume amplify N A N A Yes 2 steps volume amplify N A N A Speaker Volume Buzzer Volume Ring Volume Hold Mute Key Mus...

Страница 32: ...vation Batch Transmission Call Reservation Over Auto TX Call Reservation Over Manual TX Quick Scan Memory transmission Memory Transmission 20 digits 20 digits FAX 2820 2825 FAX 2920 200 locations 200 locations Yes up to 50 N A N A 15 characters 64 Yes Auto Light Dark N A N A Yes Eur Secure Polling Yes with key MH MR MMR JBIG Super G3 N A 33 600bps Fax Approx 2sec Brother 1 ITU T 1 JBIG N A Yes up ...

Страница 33: ...0base TX Cable included Acceptable Media Card Slot PRINTER Driver Download N A Driver Download Driver Download Color Mono Mono N A Mono Engine Type Laser ALL N A Laser ALL Resolution 1200x600d pi N A 1200x600d pi Speed ppm up to 15ppm Letter size N A up to 14ppm A4 size up to 15ppm Letter size Duplex Printing Speed ppm FAX 2820 2825 FAX 2920 Yes Yes N A Yes Yes Yes N A Yes Yes Yes 50 locations Yes...

Страница 34: ...cement Paper Type Media Setting SCANNER Color Mono Resolution Hardware Resolution Interporated Gray Scale Scanning Speed color Scanning Speed 256 gray level Color Depth Int Ext Scan Key Scan Image Key Scan OCR Key Scan to E mail Key 64 90 g m2 17 24 lb Yes up to 99 N A N A N A N A Max 18 sec at 73 4 F 23C Mono N A N A N A N A FAX 2820 2825 FAX 2920 N A N A N A N A N A N A N A N A N A N A N A N A Y...

Страница 35: ...etwork Print Software NetBIOS SMTP Support OS version BUNDLED Printer Driver Yes Download from WEB Site No Yes Download from WEB Site TWAIN Viewer PageManager Control Center PC Fax Sending only by Brother Yes Download from WEB Site No Yes Download from WEB Site PC Fax Receive Remote Setup Support OS version FAX 2820 2825 FAX 2920 N A No N A N A N A N A N A N A N A Yes Yes N A Yes N A 98 98SE Me 20...

Страница 36: ...e condition at a humidity of 85 to 95 Up to 5 days Storage condition at a humidity of 10 to 35 Up to 5 days SERVICE MTBF MTTR Life Yield Shelf life Share Scanner Share PC FAX Send ACCESORY Network Management Optional NETWORK 6 Model Name Share Printer ITU SUB Addressing Support OS version for PC client Network connection Support Protocols Model Name PHOTO CAPTURE FAX 2820 2825 FAX 2920 N A N A N A...

Страница 37: ...2 mm N A 14 7 x 14 7 x 10 3 inch N A 14 7 x 14 7 x 10 3 inch N A MFC 7225N MFC 7220 14 7 x 14 7 x 10 3 inch 5 8 8 5 2 75 8 5 147 3 215 9 mm 69 9 215 9 mm N A N A 5 8 8 5 2 75 8 5 147 3 215 9 mm 69 9 215 9 mm 2hours 20 80 without condensation Yes N A Yes Yes Yes 16 Mbyte RAM Yes 32 Mbyte RAM Yes up to 4 days N A Yes 452 x 496 x 430mm 374 x 374 x 262 mm 17 8 x 19 5 x 16 9 inch up to 100 sheets N A Y...

Страница 38: ...pages Counter Internal LCD Print PC print pages Counter Internal LCD Print Fax RX pages counter Internal LCD Print TELEPHONE Handset Yes WEU EEU Russia No Yes Yes Yes WEU EEU Russia No Yes Yes Off Hook Alarm Power Failure Phone Power Failure Dilalling Chain Dialing Automatic Redial PBX Feature N A N A Speaker Phone Handset Volume Yes 2 steps volume amplify N A N A Yes 2 steps volume amplify N A N ...

Страница 39: ...ervation Over Auto TX Call Reservation Over Manual TX Quick Scan Memory transmission Memory Transmission ECM Error Correction Mode Error Re Transmission MFC 7220 MFC 7225N Yes Yes 15 characters 64 Yes Yes Approx 3 5 sec page Letter A4 Standard Resolution N A Yes N A 15 characters N A Yes up to 8 groups N A N A LCD Yes Eur Secure Polling N A Yes Yes Yes TX RX Yes Yes 20digits 20characters Yes up to...

Страница 40: ...ine Type Resolution Speed ppm up to 20ppm Letter size up to 20ppm Letter size Duplex Printing Speed ppm MFC 7220 MFC 7225N Yes 260 locations up to 400 pages ITU T Test Chart Standard Resolution MMR up to 500 pages Brother 1Chart Standard Resolution MMR Yes 50 locations Yes Yes up to 500 pages ITU T Test Chart Standard Resolution JBIG up to 600 pages Brother 1Chart Standard Resolution JBIG Yes Yes ...

Страница 41: ...o E mail Key MFC 7220 MFC 7225N PCL6 BR Script 3 Yes N A N A Max 18 sec at 73 4 F 23C up to 20ppm A4 size Yes up to 99 Custom Size 2 75x4 56 8 5x16 Plain Paper Recycled Paper Transparency Envelopes Bond paper Labels Envelope DL C5 CM10 Monarch N A Yes 35 Truetype Fonts Custom Size 2 75x4 56 8 5x16 Envelope DL C5 CM10 Monarch N A N A N A Yes 35 Truetype Fonts 200 x 400 dpi 60 105 g m2 16 28 lb 60 1...

Страница 42: ...NetBIOS SMTP Support OS version BUNDLED SOFTWARE For MAC Printer Driver TWAIN Viewer PageManager Control Center PC Fax Sending only by Brother PC Fax Receive N A N A Remote Setup Support OS version Yes MFC 7220 MFC 7225N Mac OS 9 1 9 2 Mac OS X 10 2 4 or greater Mac OS 9 1 9 2 Mac OS X 10 2 4 or greater Yes 2 Yes 98 98SE Me 2000 XP Win NT4 0WS Driver with Auto Installer Program Yes Yes Download fr...

Страница 43: ...server Model Name PHOTO CAPTURE CENTER Standard NETWORK MFC 7220 MFC 7225N Yes N A N A N A SST Only Yes Drum 12 000 pages 1 page job TCP IP TELNET SNMP HTTP TFTP ARP RARP BOOTP DHCP APIPA Auto IP WINS NetBIOS DNS LPR LPD Custom Raw Port Port9100 POP3 SMTP IPP FTP mDNS BRAdmin Professional MIB II as well as Brother private MIB Toner Approx 2 500 pages NC 2100 Yes NC 2200w Yes NC 2100 No NC 2200w Ye...

Страница 44: ...Confidential CHAPTER 3 THEORY OF OPERATION ...

Страница 45: ...ooting CONTENTS 3 1 OVERVIEW 3 1 3 2 MECHANICAL COMPONENTS 3 2 3 2 1 Scanner Mechanism 3 3 3 2 2 Document Feeding and Ejecting Mechanism 3 3 3 2 3 Scanner 3 3 3 2 4 Printing Mechanism 3 4 3 2 4 1 Paper supply 3 4 3 2 4 2 Push up function of paper tray 3 6 3 2 4 3 Paper registration 3 8 3 2 4 4 Paper eject 3 9 3 2 4 5 Drum unit 3 9 3 2 4 6 Toner cartridge 3 10 3 2 4 7 Print process 3 13 3 2 5 Senso...

Страница 46: ...upplies AC Paper feeding mechanism Laser printing unit MFC7220 MFC7225N only Charging exposing developing transferring and heat fixing processes Electrical charger Laser unit including the polygon motor Exposure drum Developer roller Transfer roller Heat roller Main motor Scanner unit NCU Line Speak Handset er CIS ADF motor High voltage PS MFC7225N only 1 piece ...

Страница 47: ...ion roller Tail edge actuator Pressure roller Separation pad Feed roller Up plate Regist rear actuator Supply roller Developer roller Transfer roller Exposure drum Brush Paper Paper tray Pressure roller Heat roller Fixing unit Back cover Eject roller ASSY Halogen heater Corona wire Polygon motor Blade Laser unit Paper eject actuator ...

Страница 48: ...op last page page by page Each document advances with the LF roller to the CIS unit and then it is fed out of the equipment with the document ejection roller ASSY 3 2 3 Scanner The scanner uses a contact image sensor CIS unit which consists of an LED array illuminating documents a self focus lens array collecting the reflected light a CIS PCB carrying out photoelectric conversion to output picture...

Страница 49: ...ler picks up a few sheets or one sheet of paper from the paper tray every time it is rotated and feeds it to the separation roller Separation pad Pressure roller Tail edge actuator Pinch roller Regist front actuator Pinch roller Paper feed roller Feed roller Separation roller ...

Страница 50: ...he P R solenoid ASSY is activated first 5 Then the gear 52 P R is pulled by the spring extension P R so that the gears are engaged 6 The main motor drive is transmitted to the gear 52 P R and the separation roller is turned The paper drawn out of the paper tray pushes against the regist front actuator and the paper top position or absence of paper is detected by the actuator movement The tail edge...

Страница 51: ...C so that the hook B is pushed down when the link lever comes down 5 When the hook B is pushed down the catch of the hook B is released from the lock of the sector cam 6 The sector cam is rotated by approximately three quarters when the catch of the hook B is released 7 Then the sector cam is stopped rotating by the catch of the hook C The hook B and hook C is connected with the spring When the ho...

Страница 52: ...holder ASSY Paper tray Up plate gear Up plate Gear 17 Pressure plate Sector cam Hook B Hook C Link lever Hook A Hook C Hook spring Gear 13 center P R Sector cam Hook B Link lever Rotated by approx three quarters Table side Back side ...

Страница 53: ...kew is adjusted Then the F R solenoid is turned off the paper feed roller starts turning and the paper is fed to the transfer roller in the drum toner ASSY The regist rear actuator in the path from the feed roller to the transfer roller controls the first print position on the paper The printer starts transferring an image when a definite time passes after the paper is passed through the regist re...

Страница 54: ...eat roller the paper is turned by the back cover and ejected face down into the top output tray through the eject roller ASSY 3 2 4 5 Drum unit Exposure drum Generates the latent electrostatic image and develops the image on the drum surface Primary charger Forms a uniform charge on the drum surface 1 Corona wire Generates the ion charge on the drum 2 Grid Spreads the ion charge evenly over the dr...

Страница 55: ...2 6 988 7 397 7 721 7 982 8 198 8 380 8 534 8 668 Cartridge life ON OFF 1 957 3 297 4 272 5 014 5 597 6 067 6 455 6 780 7 056 7 293 7 500 7 681 Toner empty 5 2 500 2 500 2 500 2 500 2 500 2 500 2 500 2 500 2 500 2 500 2 500 2 500 Toner empty 4 3 125 3 125 3 125 3 125 3 125 3 125 3 125 3 125 3 125 3 125 3 125 3 125 Toner empty 3 4 167 4 167 4 167 4 167 4 167 4 167 4 167 4 167 4 167 4 167 4 167 4 16...

Страница 56: ...cartridge is installed into the drum unit and the drum unit is installed into the printer 2 The reset gear of the toner cartridge is contacted with the new toner actuator to push the new toner actuator 3 Then the new toner actuator pushes the new toner detection switch so that it is detected that a new toner cartridge is installed 4 When the toner cartridge is installed into the printer the reset ...

Страница 57: ...e toner cartridge is replaced with a new full one the developing bias is set to 450V initialized 2 After that the bias voltage is stepped down according to the number of prints Initialization Procedure 1 Open the front cover 2 Press the Options key 3 When using the starter toner Press the keys in the order of 1 0 When using the standard toner Press the keys in the order of 1 1 4 Close the front co...

Страница 58: ...ody Applicable safety standards have been complied with Exposure stage After the drum is positively charged it is exposed to the light emitted from the laser unit Laser exposure unit 1 The laser beam radiated from a laser diode inside the laser unit are concentrated into a constant width by a slit in the CO lens cell and then reflected by a polygon mirror rotating at high speed 2 The laser beam re...

Страница 59: ...ged and carried from the supply roller to the developer roller The toner adheres to the developer roller and is conveyed to the exposure drum at an even thickness controlled by the blade The toner is nipped between the developer roller and the drum and developed onto the latent image on the drum The electrostatic field between the drum and the developer roller which is DC biased from the high volt...

Страница 60: ... be residual toner on the drum which will adhere to the transfer roller The transfer roller voltage changes to a positive voltage during non printing rotation of the drum Therefore the transfer roller is cleaned by returning the positively charged toner adhering to the transfer roller onto the exposure drum Fixing stage The image transferred to the paper by static electricity is fixed by heat and ...

Страница 61: ...PS PCB Tail edge sensor Photo sensor Regist sensor PCB New toner sensor Mechanical switch Main frame L Document front sensor Photo Panel PCB ASSY Document rear sensor Photo Panel PCB ASSY In casing temperature sensor Thermistor Main frame L Sensors and Actuators Locations Document rear sensor Main frame R Toner LED PCB Light emission Chute Regist sensor PCB Regist front sensor Tail edge sensor Cov...

Страница 62: ...t 2 pin Cover sensor Handset Line External telephone LAN PC 1 High voltage PS PCB Toner sensor EEPROM 2 pin Scanning motor F Hook 2 pin 2 pin 2 pin 2 pin Backup battery LAN I F USB Power supply PCB AC line Main ASIC 4 pin with Handset model 12 pin with out Handset model 4 pin Main motor Fan Large New toner sensor 20 pin 2 pin 2 pin 2 pin CDCC 6 pin 15 pin Laser diode Scanner motor 2 pin STHM PC Pa...

Страница 63: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...

Страница 64: ...to be sent for repair The service personnel should instruct end users to follow the transfer procedure given in this chapter if the machine at the user site cannot print received data due to the printing mechanism defective End users can transfer received data to another machine to prevent data loss CONTENTS 4 1 TRANSFERRING RECEIVED FAX DATA 4 1 ...

Страница 65: ...y The 1 NO OF JOBS appears on the LCD Press the Menu Set key and the number of received files appears just as NO OF JOBS 10 5 To transfer the activity report only press the 2 key The 2 ACTIVITY appears To transfer received files together with the activity report press the 3 key The 3 DOCUMENTS appears Note that if there is no received file the NO DOCUMENTS appears 6 To transfer the communication l...

Страница 66: ...Confidential 4 2 Cover page sample End page sample ...

Страница 67: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...

Страница 68: ...lubrication points to which the specified lubricants should be applied during reassembly jobs CONTENTS 5 1 DISASSEMBLY REASSEMBLY 5 1 Safety Precautions 5 1 Tightening Torque 5 2 Preparation 5 3 How to Access the Object Component 5 3 Disassembly Flowchart 5 4 5 1 1 Paper Eject Tray 5 5 5 1 2 Drum Toner ASSY 5 5 5 1 3 Paper Tray 5 6 5 1 4 Back Cover 5 7 5 1 5 Rear Chute Cover 5 8 5 1 6 Document Bas...

Страница 69: ... 27 Regist Sensor PCB ASSY 5 56 5 1 28 Regist Rear Actuator Regist Rear Spring 5 56 5 1 29 Fan Motor 60 Unit 5 57 5 1 30 Toner LED PCB ASSY LED Holder 5 58 5 1 31 New Toner Actuator New Toner Actuator Spring 5 59 5 1 32 New Toner Sensor Harness ASSY 5 59 5 1 33 Cover Sensor 5 60 5 1 34 Toner Sensor PCB ASSY 5 60 5 1 35 Main Motor ASSY 5 61 5 1 36 Develop Joint 5 62 5 1 37 P R Solenoid ASSY 5 63 5 ...

Страница 70: ... all the other related parts put on a grounding wrist band and perform the job on a static mat Also take care not to touch the conductor sections on the flat cables or on the wire harness 6 Be sure to reinsert self tapping screws correctly if removed 7 Tighten screws to the torque values listed on the next page 8 After disconnecting flat cables check that each cable is not damaged at its end or sh...

Страница 71: ...B M4x12 2 0 78 0 1 8 1 Halogen heater Screw pan s p washer M3x8 2 0 59 0 05 6 0 5 Thermistor ASSY Taptite cup B M3x12 1 0 59 0 1 6 1 Taptite bind B M4x12 2 0 78 0 1 8 1 High voltage PS PCB Taptite cup S M3x6 2 0 69 0 1 7 1 CDCC PCB Screw Pan M3x6 2 0 49 0 1 5 1 Main PCB Taptite cup S M3x6 5 0 69 0 1 7 1 FG harness ASSY 1 Screw pan S P washer M3 5x6 1 0 59 0 1 6 1 LV shield plate cover Taptite cup ...

Страница 72: ...the next page is a disassembly flowchart which helps you access the object components To remove the fixing unit for example first find it on the flowchart and note its number 5 1 18 in this case To access it you need to remove all the parts above the fixing unit on the flowchart 5 1 4 5 1 5 5 1 10 and 5 1 13 in this case before the unit itself can be removed Unless otherwise specified all parts sh...

Страница 73: ...ator 10s 15s 5 1 26 Regist Front Actuator Regist Front Spring 10s 15s 5 1 28 Regist Rear Actuator Regist Rear Spring 10s 15s 5 1 27 Regist Sensor PCB ASSY 30s 45s 5 1 6 Document Base ASSY 10s 10s 5 1 7 Side Cover L 15s 30s 5 1 10 Side Cover R Link Stopper 30s 30s 5 1 8 30s 45s 5 1 11 30s 30s 5 1 11 5 Separation rubber 30s 30s 5 1 18 Fixing Unit 20s 20s Battery 5 1 13 1 15s 30s 5 1 13 2 30s 40s 5 1...

Страница 74: ...Confidential 5 5 5 1 1 Paper Eject Tray 1 Remove the paper eject tray 5 1 2 Drum Toner ASSY 1 Open the front cover and remove the drum toner ASSY Front cover Drum toner ASSY Paper eject tray ...

Страница 75: ...er and pull out the paper tray 2 Remove the paper from the paper tray 3 Remove the separation pad holder ASSY and the separation pad spring Screwdriver Separation pad spring Separation pad holder ASSY Front cover Paper tray Hooks Separation pad holder ASSY ...

Страница 76: ...Confidential 5 7 5 1 4 Back Cover 1 Remove the back cover NOTE Remove the A section of the back cover while opening the back cover slightly Back cover Boss Main frame R Back cover A Pin Back cover ...

Страница 77: ...cover 2 Remove the paper eject actuator and the eject actuator spring Boss Rear chute cover Rear chute cover Hook Paper eject actuator Rear chute cover Paper eject actuator Paper eject actuator Rear chute cover Paper eject actuator Hook 1 2 3 4 Eject actuator spring ...

Страница 78: ...Confidential 5 9 5 1 6 Document Base ASSY 1 Remove the two cup B M4x12 taptite screws to remove the document base ASSY Document base ASSY Taptite cup B M4x12 ...

Страница 79: ...over 2 Remove the two bind B M4x12 taptite screws and then remove the side cover L 3 Disconnect the connector of the speaker ASSY Machine Taptite bind B M4x12 Front cover Taptite bind B M4x12 Hooks Side cover L Hook 1 2 3 Side cover L Speaker ASSY Main PCB ...

Страница 80: ...l 5 11 5 1 8 Handset Holder 1 Open the panel unit and remove the link stopper 2 Release the four hooks to remove the handset holder Panel unit Handset holder Link stopper Hooks Handset holder Hooks Panel unit Pin ...

Страница 81: ...Confidential 5 12 5 1 9 Speaker ASSY 1 Remove the cup B M3x8 taptite screw to remove the speaker hold spring and speaker ASSY Speaker ASSY Speaker hold spring Taptite cup B M3x8 Side cover L ...

Страница 82: ... R Link Stopper 1 Remove the two bind B M4x12 taptite screws and then remove the side cover R 2 Remove the link stopper from the top cover Taptite bind B M4x12 Taptite bind B M4x12 1 1 2 Hook Hook Side cover R Hook Link stopper Top cover ...

Страница 83: ... harness 2 Remove the panel unit 3 Remove the cup B M3x6 taptite screw to remove the separation rubber ADF plate spring and front plate spring Panel unit Main PCB Connector ADF plate spring Front plate spring Separation rubber Taptit cup B M3x6 Panel unit 1 2 ...

Страница 84: ...actuator R from the panel unit 5 Remove the three cup B M3x8 taptite screws 6 Release the four hooks to remove the panel rear cover Actuator R Hook Panel unit 1 2 3 4 Hooks Hooks Panel cover Panel rear cover Taptite cup B M3x8 1 2 3 ...

Страница 85: ...E After disconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Actuator F Panel rear cover 1 3 2 Panel PCB ASSY A Panel cover LCD harness 4 Lock ...

Страница 86: ...Confidential 5 17 9 Release the three hooks to remove the panel PCB ASSY A 10 Release the two hooks to remove the panel PCB ASSY B Panel PCB ASSY A Hooks 1 2 Panel PCB ASSY B Hooks 3 2 3 1 Hook ...

Страница 87: ...Confidential 5 18 11 Remove the rubber key 12 Release the two hooks to remove the back light holder Rubber key Panel cover Back light holder Hook Hook Panel cover 1 1 2 3 4 Boss Boss Boss ...

Страница 88: ...Confidential 5 19 13 Remove the back light film 14 Release the one hook to remove the LCD Back light film Hook LCD Panel cover 1 2 5 4 3 ...

Страница 89: ...ok PCB ASSY 1 Disconnect the connector of the hook PCB ASSY 2 Release the one hook to remove the hook PCB ASSY 3 Remove the actuator hook from the hook PCB ASSY Hook PCB ASSY Hook Main PCB 1 2 3 Hook PCB ASSY Actuator hook 1 1 2 ...

Страница 90: ...nd then remove the rear cover stopper 2 Remove the two bind B M4x12 taptite screws and the rear chute cover spring 3 Remove the inner chute Hooks Taptite bind B M4x12 Rear cover stopper Top cover Inner chute Rear chute cover spring Taptite bind B M4x12 Taptite bind B M4x12 Hook ...

Страница 91: ... onto the pinch roller of the inner chute with the eject roller of the top cover 4 Disconnect the three connectors from the main PCB Main PCB Top cover Top cover Eject roller Inner chute Pinch roller Pinch roller NCU harness CIS harness Scanning motor F sub harness ...

Страница 92: ...ere is a danger of explosion if the battery is incorrectly replaced Use Brother genuine spare part when you replace the battery Do not disassemble recharge or dispose of in fire Used battery should be disposed of according to local regulations 8 Disconnect the buttery harness from the main PCB Main frame R Screws pan S P washer M3 5x6 NCU FG harness ASSY 1 Main PCB Buttery harness Hook Buttery ...

Страница 93: ...remove the top cover 10 Remove the paper eject roller ASSY from the top cover NOTE When removing the paper eject roller ASSY the spacer may come off easily Be sure not to lose it Top cover Paper eject roller ASSY Hooks Hooks Hook Hook Top cover Taptite bind B M4x12 Taptite bind B M4x12 1 2 2 1 ...

Страница 94: ...6 taptite screw to remove the LF ground plate 12 Release the two hooks to remove the bushing 5 13 Remove the document ejection roller ASSY Taptite cup S M3x6 LF ground plate Top cover Document ejection roller ASSY Top cover Bushing 5 2 1 3 Hooks 1 ...

Страница 95: ... 14 Release the hook to remove the pressure roller ASSY 15 Remove the two pressure rollers from the pressure roller shaft Pressure roller ASSY Top cover Hook 1 3 4 Pressure roller shaft Pressure roller Pressure roller 2 ...

Страница 96: ...Confidential 5 27 16 Remove the LF spring from the top cover 17 Release the two hooks to remove the bushing 5 18 Remove the LF roller Top cover LF spring Bushing 5 LF roller Top cover 1 2 3 Hooks ...

Страница 97: ... FG harness ASSY 20 Remove the four bind B M4x12 taptite screws 21 Release the four hooks to remove the document chute ASSY from the inner chute cover ASSY Taptite bind B M4x12 Taptite bind B M4x12 Hooks Hook Document chute ASSY Inner chute cover ASSY LF FG harness ASSY Taptite cup B M3x4 ...

Страница 98: ...Confidential 5 29 22 Remove the CIS 23 Disconnect the CIS harness Document chute ASSY Hook CIS 1 2 3 4 Document chute ASSY CIS CIS harness ...

Страница 99: ...Confidential 5 30 24 Remove the two CIS springs 25 Remove the LF roller gear CIS spring CIS spring Document chute ASSY LF roller gear Document chute ASSY 1 2 ...

Страница 100: ... 31 26 Remove the separation roller 27 Remove the two cup B M3x8 taptite screws to remove the scanning driver ASSY Document chute ASSY Separation roller Document chute ASSY Scanning driver ASSY Taptite cup B M3x8 1 2 ...

Страница 101: ...to remove the scanning motor F sub ASSY 5 1 14 NCU PCB ASSY 1 Remove the one pan S P washer M3 5x6 screw to remove the NCU FG harness ASSY Scanning driver ASSY Scanning motor F sub ASSY Hook Screw pan S P washer M3 5x6 NCU FG harness Screw pan S P washer M3x6 ...

Страница 102: ...ess and NCU unit 3 Turn the NCU unit upside down 4 Remove the two cup S M3x6 taptite screws from the NCU unit to remove the NCU PCB ASSY 5 Disconnect the NCU harness ASSY Taptite bind B M4x12 NCU unit Inner chute cover ASSY Taptite cup S M3x6 NCU PCB ASSY NCU shield cover NCU harness ASSY LF FG harness ...

Страница 103: ...5 1 15 Paper Stopper L S 1 Remove the paper stopper ASSY from the inner chute cover ASSY 2 Remove the paper stopper S from the paper stopper L Inner chute cover ASSY Paper stopper ASSY Paper stopper L Paper stopper S 2 1 ...

Страница 104: ...rom the front cover ASSY 2 Release the hook A on the front cover ASSY from the chute 3 Slide the front cover ASSY to the direction of the arrow shown in the figure below to remove it Hook Front cover ASSY Drive release cam Front cover ASSY Chute Hook Hook Front cover ASSY Hook Hook A ...

Страница 105: ... the printer upside down 2 Remove the six bind B M4x12 taptite screws and then remove the chute base FG harness ASSY 5 Taptite bind B M4x12 Taptite bind B M4x12 B Taptite bind B M4x12 Chute base Printer top side Printer body upside down Taptite bind B M4x12 A ...

Страница 106: ...ration roller collar of the pickup roller holder ASSY is 45 5 to 47 5mm by using the plate jig If not re assemble the chute base B A 47 5mm More than 47 5mm 45 5mm Less than 45 5mm Separation roller collar Floor Plate jig 47 5mm 45 5mm A is contacted with the roller B is not contacted with the roller Plate jig 45 5 to 47 5mm Pickup roller holder ASSY Separation roller Plate jig Pickup roller holde...

Страница 107: ... gear 52 P R 5 Remove the bush F R 6 Remove the F R roller shaft ASSY The hole of the main frame L Bush F R Hook Spring extension P R Printer top side Printer body Upside down F R roller shaft ASSY Main frame L Gear 52 P R Printer top side Printer body upside down F R roller shaft ASSY Bush F R Main frame L ...

Страница 108: ...holder ASSY NOTE The pickup roller holder spring is assembled on the bottom of the pickup roller holder ASSY Be careful not to lose the spring Pickup roller holder ASSY Chute Printer top side Printer body upside down Pickup roller holder ASSY Hook Link lever 1 2 Pick up roller holder spring Pickup roller holder ASSY ...

Страница 109: ...xing unit NOTE Be sure not to touch the pressure roller 3 Remove the two PR spring 4 Remove the pressure roller ASSY pressure roller PR arm ASSY PR bush from the fuser frame Taptite cup B M4x12 Fixing unit Taptite cup B M4x12 Heater harness 1 3 2 Thermistor harness PR arm ASSY Hook PR spring Pressure roller PR spring Hook PR arm ASSY Fuser frame A A Hook PR spring A 3 2 2 1 ...

Страница 110: ...e fuser frame and remove the four separate claw ASSYs NOTE Be careful not to damage the heat roller when removing the separate claw ASSY PR arm ASSY PR bush Pressure roller PR bush PR arm ASSY Fuser frame Heat roller Separate claw ASSY Separate claw ASSY Align the separate claw ASSY with the shape of the fuser frame to remove 1 2 ...

Страница 111: ... heat roller 9 Remove the halogen heater NOTE When re assembling the heat roller assemble the HR bush onto the fuser frame referring to the figure below Screw pan S P washer M3x8 Heat roller Halogen heater Screw pan S P washer M3x8 Fuser frame HR bush Heat roller Fuser frame ...

Страница 112: ...al of the heater harness is at the top and secure the screws in the order shown in the figure below 10 Remove the HR gear 11 Remove the two HR bush Halogen heater Heater harness Fuser frame 1 2 Heat roller HR bush Hooks HR bush HR gear Return the hook to the original position HR gear Return the hook to the original position ...

Страница 113: ...hen remove the thermistor ASSY NOTE When re assembling the thermistor ASSY to the fuser frame ensure the direction of the thermistor ASSY is correct referring to the figure below Thermistor ASSY Taptite cup B M3x12 Hooks Hooks Fuser frame Thermistor ASSY harness Fuser frame Heat roller Thermistor ASSY Taptite cup B M3x12 ...

Страница 114: ...ecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle 3 Remove the two bind B M4x12 taptite screws and the two cup S M3x6 taptite screws 4 Remove the high voltage PS PCB from main frame L High voltage PS PCB harness Toner sensor PCB harness P R solenoid harness F R solenoid harness Main frame L Hook Taptite bind B M4x12 High voltage PS PCB Tap...

Страница 115: ...not at an angle MFC 7220 HVPS connector New toner sensor connector Polygon motor Main PCB Cover sensor connector LVPS connector Fan motor connector Thermistor relay harness Main motor connector Battery connector LD harness 5P connector Battery connector Main PCB LVPS connector Fan motor connector Thermistor relay harness Main motor connector HVPS connector New toner sensor connector Cover sensor c...

Страница 116: ...isconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle 5 Remove the five cup S M3x6 taptite screws and FG harness ASSY 6 6 Remove the main PCB from main frame L Main PCB Screws Pan M3x6 CDCC PCB harness Main frame L Taptite cup S M3x6 Taptite c...

Страница 117: ... 3 Remove the two cup S M3x6 taptite screws and pan S P washer M3 5x6 screw 4 Remove the LV shield plate cover from the main frame R Hook Taptite cup S M3x6 Screws pan S P washer M3 5x6 LV shield plate cover Main frame R Screws pan S P washer M3 5x6 LV shield plate cover Taptite cup S M3x6 Main frame R FG harness ASSY 1 Duct film ...

Страница 118: ...n remove the AC holder 8 Remove the two bind B M4x12 taptite screws and then remove the LV shield plate NOTE Re assemble the ground wire so that the section attached to the terminal is downwards LV shield plate LV insulation sheet Main frame R LV shield plate Ground wire Screws pan S P washer M3 5x6 Taptite bind B M4x12 AC holder Taptite bind B M4x12 Taptite bind B M4x12 ...

Страница 119: ...When disconnecting the connectors disconnect the regist sensor PCB connector and toner LED PCB unit ASSY connector first lift up the PS PCB unit from the LV shield plate and disconnect the main PCB connector PS PCB unit Toner LED PCB unit ASSY connector Regist sensor PCB connector Main PCB connector LV shield plate Power supply switch PS PCB unit Taptite cup S M3x6 Taptite cup S M3x6 Main frame R ...

Страница 120: ...Confidential 5 51 12 Remove the Fan40 CAUTION When re assembling the fan motor 60 unit make sure to turn the side with a label outwards Fan40 Main frame R Label ...

Страница 121: ... screws B 3 Remove the laser unit 4 Remove the filter ASSY from the air duct 5 Remove the cup S M3x6 taptite screw and then remove the air duct Taptite cup S M3x6 B Main frame R Taptite cup S M3x6 B Filter ASSY Taptite cup S M3x6 Air duct Hook Laser unit FG harness ASSY 6 Main frame L Laser unit Taptite cup S M3x6 A Taptite cup S M3x6 ...

Страница 122: ...plied with a new unit Another barcode label supplied with a new unit is spare Make sure to throw it out 5 1 23 Sub Chute ASSY 1 Remove the two bind B M4x12 taptite screws and then remove the sub chute ASSY Main frame L Gear plate calking ASSY 1 to 2 mm Chute Taptite bind B M4x12 Sub chute ASSY Taptite bind B M4x12 Barcode label 2 to 3 mm ...

Страница 123: ... lever NOTE When re assembling the link lever insert the end of the link lever into the main frame L referring to the figure below Link lever A Printer top side Printer body upside down 2 1 Main frame L Chute Link lever Link lever The figure seen from the left side Hook C Printer top side Printer body upside down Hook B 1 ...

Страница 124: ...26 Regist Front Actuator Regist Front Spring 1 Remove the regist front actuator with the regist front spring 2 Remove the regist front spring from the regist front actuator Tail edge actuator Tail edge spring Chute Printer top side Printer body upside down 3 4 1 2 Regist front actuator Regist front spring Chute Hook Printer top side Printer body upside down 1 2 3 ...

Страница 125: ...ove the regist sensor PCB ASSY 5 1 28 Regist Rear Actuator Regist Rear Spring 1 Remove the regist rear spring 2 Remove the regist rear actuator Taptite bind B M3x6 Regist sensor PCB ASSY Chute Hooks Printer top side Printer body upside down Regist rear spring Regist rear actuator Chute Printer top side Printer body upside down 1 2 ...

Страница 126: ...the hook and then remove the fan motor 60 unit from the main frame R CAUTION When re assembling the fan motor 60 unit make sure to turn the side with a label outwards Taptite bind B M4x12 FG harness ASSY 1 FG harness ASSY 5 FG harness ASSY 4 Base plate Fan motor 60 unit harness Hooks Hooks Chute Main frame R Printer top side Printer body upside down Fan motor 60 unit Label ...

Страница 127: ...0 Toner LED PCB ASSY LED Holder 1 Remove the toner LED PCB ASSY from the main frame R 2 Remove the LED holder from the toner LED PCB ASSY Toner LED PCB ASSY 2 1 1 Pin LED holder Toner LED PCB ASSY Hook Hook Hooks Main frame R ...

Страница 128: ... remove the new toner actuator from the main frame L 5 1 32 New Toner Sensor Harness ASSY 1 Release the two hooks and remove the new toner sensor harness ASSY from the main frame L Main frame L New toner actuator spring New toner actuator Hook Hook Hook Main frame L New toner sensor harness ASSY 2 New toner sensor harness ASSY 1 1 ...

Страница 129: ...d remove the cover sensor from the main frame L 5 1 34 Toner Sensor PCB ASSY 1 Remove the cup B M3x6 taptite screw and then remove the toner sensor PCB ASSY Hook Cover sensor Hook 1 1 Main frame L Cover sensor 2 Main frame L Toner sensor PCB ASSY Taptite cup B M3x6 ...

Страница 130: ...hen remove the main shield plate 3 Remove the HVPS insulation sheet 4 Remove the three bind B M4x12 taptite screws and then remove the gear plate calking ASSY Main frame L Gear plate calking ASSY HVPS insulation sheet Taptite bind B M4x12 Main shield plate Main frame L FG harness ASSY 4 Taptite bind B M4x12 Main PCB sheet Taptite bind B M4x12 ...

Страница 131: ... taptite screws and then remove the main motor ASSY 5 1 36 Develop Joint 1 Remove the develop joint from the gear plate calking ASSY Taptite cup S M3x6 Taptite cup S M3x6 Main motor ASSY Gear plate calking ASSY Gear plate calking ASSY Develop joint ...

Страница 132: ...2 Remove the P R solenoid ASSY the P R solenoid lever and the solenoid release spring P R 5 1 38 F R Solenoid ASSY 1 Remove the gear ASSY from the main frame L P R solenoid lever Solenoid release spring P R P R solenoid ASSY Taptite bind B M3x10 Main frame L 1 2 Gear ASSY Main frame L ...

Страница 133: ... gear ASSY 2 Remove the bind B M3x10 taptite screw 3 Remove the F R solenoid ASSY the F R solenoid lever and the solenoid release spring F R Gear 40 54 F R Gear 45 arm F R Gear 17 planetary F R F R solenoid ASSY Taptite bind B M3x10 Main frame L F R solenoid lever Solenoid release spring F R 1 2 Gear center F R ...

Страница 134: ...Confidential 5 65 5 1 39 Main Frame L 1 Remove the two bind B M4x12 taptite screws and then remove the main frame L Main frame L Chute Taptite bind B M4x12 Main frame L ...

Страница 135: ...Confidential 5 66 5 1 40 Main Frame R 1 Remove the three bind B M4x12 taptite screws and then remove the main frame R Chute Main frame R Taptite bind B M4x12 Main frame R ...

Страница 136: ...Confidential 5 67 5 1 41 Harness Routing ...

Страница 137: ...Confidential 5 68 ...

Страница 138: ...Confidential 5 69 ...

Страница 139: ...Confidential 5 70 ...

Страница 140: ...Confidential 5 71 ...

Страница 141: ...Confidential 5 72 ...

Страница 142: ...Confidential 5 73 ...

Страница 143: ...Confidential 5 74 5 2 LUBRICATION MU4 MU4 BG4 KANTO KASEI BG MU 4 mm dia Ball PG2 PG2 PG 661 W 2 mm dia Ball DEV drive gear Gear plate calking ASSY Pendulum gear 22 50 Pickup roller holder ASSY ...

Страница 144: ...Confidential 5 75 GE2 GE2 KANTO KANSEI GE 676 2 mm dia Ball LF roller Document ejection roller Document chute LF ground plate ...

Страница 145: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...

Страница 146: ...trol panel PCB for normal operation Function code 13 6 1 5 Adjust the handset volume Function code 16 6 1 6 Make a sensor operation check Function code 32 6 1 7 Adjust the scan start end positions Function code 54 6 1 8 Acquire of white level data and set the CIS scanner area setting Function code 55 6 1 9 Setting the serial number 6 2 10 Inputting the adjusted value of the laser scanner 6 3 11 Sw...

Страница 147: ...he EEPROM on the main PCB Function code 01 Refer to Chapter 8 Section 8 4 1 3 Customize the EEPROM on the main PCB Function code 74 Refer to Chapter 8 Section 8 4 14 4 Check the control panel PCB for normal operation Function code 13 Refer to Chapter 8 Section 8 4 7 5 Adjust the handset volume Function code 16 Refer to Chapter 8 Section 8 4 8 6 Make a sensor operation check Function code 32 Refer ...

Страница 148: ...ial number is completed NOTE Please refer to the illustration below for the identification and the location of the serial number label SER NO MADE IN CHINA PS FOR HOME OR OFFICE USE With FCC Standerds Tested To Comply Connectors USOC RJ11C REN US 0 6B FCC Registration No US B3QFA06B8X5A13 Complies With Part 68 FCC Rules HAC pursuant to Laser Notice No 50 dated July 26 2001 standards for laser prod...

Страница 149: ...digit numbers of the machine See step3 of the left illustration 4 Then click the OK button NOTE Please refer to the illustration below for the identification and the location of the laser unit serial label NOTE The error of NG may be shown after the input of the adjusted value but the entry should be accepted correctly 11 Switch back to standby Disconnect the USB cable and press the 9 key twice St...

Страница 150: ... Select Adjust Scanner from Menu See step4 of the left illustration 5 Look for the serial number attached on the laser unit spare part Refer to the NOTE below for the laser unit serial label 6 Enter the last 4 digit numbers of the machine into the box at the right hand side See step6 of the left illustration 7 Click the OK button Please refer to the illustration on the left NOTE Please refer to th...

Страница 151: ...Confidential CHAPTER 7 CLEANING ...

Страница 152: ...Confidential CHAPTER 7 CLEANING For the cleaning procedures of the drum unit and toner cartridge refer to the User s Guide ...

Страница 153: ...Confidential CHAPTER 8 MAINTENANCE MODE ...

Страница 154: ...ion mode 08 8 8 8 4 4 Test Pattern Function mode 09 8 9 8 4 5 Firmware Switch Setting and Printout 8 10 8 4 5 1 Firmware switch setting Function mode 10 8 10 8 4 5 2 Printout of firmware switch data Function mode 11 8 12 8 4 6 Operation Check of LCD Function mode 12 8 13 8 4 7 Operational Check of Control Panel PCB Function mode 13 8 14 8 4 8 Adjustment of Handset Volume Function code 16 8 15 8 4 ...

Страница 155: ...maintenance mode a mode in which the machine is ready to accept entry from the keys To select one of the maintenance mode functions listed in Section 8 2 enter the corresponding 2 digit function code with the numerical keys on the control panel The details of each maintenance mode function are described in Section 8 4 NOTE To exit from the maintenance mode and switch to standby press the 9 key twi...

Страница 156: ...l Check of Control Panel PCB 8 4 7 8 14 16 Adjustment of Handset Volume 8 4 8 8 15 32 Sensor Operational Check 8 4 9 8 16 53 Received Data Transfer Function 8 4 10 8 17 54 Fine Adjustment of Scan Start End Positions 8 4 11 8 19 55 Acquisition of White Level Data and CIS Scanner Area Setting 8 4 12 8 21 67 Continuous print Test 8 4 13 8 21 74 EEPROM Customizing 8 4 14 8 22 80 Display of the Equipme...

Страница 157: ... switch tables in Appendix 4 The service personnel should instruct end users to follow the procedure given below 1 Press the Menu Set Start and Menu Set keys in this order TIP For the FAX models equipped with numerical keypads you may press the Menu Set Start and 0 keys instead in the same way as conventional models The 0 appears on the LCD 2 To access any other function code call up the desired c...

Страница 158: ...8 4 Confidential MFC 7220 7225N Menu Set key and keys Start key Stop Exit key ...

Страница 159: ...one function registration One touch dialing Speed dialing Group dialing All of these will be initialized These will not be initialized NOTE If you replace the main PCB with the one used for any other machine carry out this procedure and then customize the EEPROM maintenance mode function code 74 in Section 8 4 14 Operating Procedure 1 Press the 0 and 1 keys or the 9 and 1 keys according to your ne...

Страница 160: ...he scanning compensation reference data 1 Press the 0 and 5 keys in this order in the initial stage of the maintenance mode The WHITE LEVEL 1 will appear on the LCD 2 The equipment prints out the scanning compensation data list containing the following a Bright output adjustment value 1Byte b Illuminant adjustment value 1Byte c Black level MIN data 1Byte d Black level MAX data 1Byte e White level ...

Страница 161: ...8 7 Confidential Scanning Compensation Data List a b c d e f g h i ...

Страница 162: ...formance Operating Procedure 1 Set documents Allowable up to the ADF capacity The DOC READY will appear on the LCD 2 Press the 0 and 8 keys in this order While counting the documents the machine feeds them in and out displaying the current count on the LCD as shown below Current count 1st page in this example 3 To return the machine to the initial stage of the maintenance mode press the Stop Exit ...

Страница 163: ... like the copying function prints out test pattern to allow the service personnel to check for record data missing or print quality Operating Procedure Press the 0 and 9 keys in this order in the initial stage of the maintenance mode The figure below shows test pattern Test Pattern ...

Страница 164: ...05 1st dial tone and busy tone detection WSW06 Redial Pause key setting and 2nd dial tone detection WSW07 Dial tone setting 1 WSW08 Dial tone setting 2 WSW09 Protocol definition 1 WSW10 Protocol definition 2 WSW11 Busy tone setting WSW12 Signal detection condition setting WSW13 Modem setting WSW14 AUTO ANS facility setting WSW15 REDIAL facility setting WSW16 Function setting 1 WSW17 Function setti...

Страница 165: ... 0 0 3 Use the and keys to move the cursor to the selector position to be modified 4 Enter a value to be set 0 or 1 using the 0 and 1 keys 5 Press the Menu Set key This operation saves the newly entered selector values onto the EEPROM and readies the machine for accepting a firmware switch number 6 Repeat steps 2 through 5 until the modification for the desired firmware switches is completed 7 Pre...

Страница 166: ...fied by the firmware switches Operating Procedure 1 Press the 1 key twice in the initial stage of the maintenance mode The PRINTING will appear on the LCD 2 The machine prints out the configuration list as shown in the figure below 3 Upon completion of printing the machine returns to the initial stage of the maintenance mode Configuration List ...

Страница 167: ... 1 and 2 keys in this order in the initial stage of the maintenance mode The LCD shows the screen given at figure below 2 Press the Start key Each time you press the Start key the LCD cycles through the displays shown at figure below 3 Press the Stop Exit key in any process of the above display cycle The machine beeps for one second and returns to the initial stage of the maintenance mode ...

Страница 168: ...eck that the displayed number is correct by referring to the illustration below If a key or button is pressed out of order the machine beeps and displays the INVALID OPERATE on the LCD To return to the status ready to accept key button entry for operational check press the Stop Exit key 3 After the last number key or button is pressed the machine beeps for one second and returns to the initial sta...

Страница 169: ...h 5B will appear on the LCD The above 5B indicates the setting value The value varies with setting condition 3 When press any one of the 1 3 4 or 6 key value will be changed as follows 1 The value is decreased by 10H 3 The value is increased by 10H 4 The value is decreased by 1H 6 The value is increased by 1H When the value is increased the handset volume is decreased and vice versa The adjustment...

Страница 170: ...Cover sensor Front cover closed HK Hook Switch On hook state NT New toner sensor New toner detected MN Manual insertion sensor No paper detected RS Registration sensor No paper detected TN Toner sensor Toner detected KO Tail edge sensor No paper detected FU Fixing sensor No recording paper detected 2 Change the detecting conditions to check that the indication on the LCD changes according to the s...

Страница 171: ...R appears on the LCD 2 To check the number of received files press the 1 key The 1 NO OF JOBS appears on the LCD Press the Menu Set key and the number of received files appears just as NO OF JOBS 10 3 To transfer the activity report only press the 2 key The 2 ACTIVITY appears To transfer received files together with the activity report press the 3 key The 3 DOCUMENTS appears Note that if there is ...

Страница 172: ...8 18 Confidential Cover page sample End page sample ...

Страница 173: ...ensation level for the start position Compensation levels can be adjusted in 11 steps from 5 to 5 mm 3 Press the key to increase compensation levels and the key to lower them Press the Stop Exit key and the machine returns to the initial state of the maintenance mode without adjusting compensation levels 4 Press the Menu Set key The ACCEPTED will appear on the LCD One second later the machine retu...

Страница 174: ...8 20 Confidential MAINTENANCE ACCEPTED SCAN START ADJ 5 and 4 keys 2 second later Menu Set key Stop Exit key Stop Exit key key key 1 second later key key Menu Set key ...

Страница 175: ...is noted the SCANNER ERROR appears on the LCD To return the machine to the initial stage of the maintenance mode press the Stop Exit key 8 4 13 Continuous Print Test Function code 67 Function This function allows you to check that a sheet of paper is fed and ejected correctly by printing the grid pattern on a page whose interval is 1cm Operating Procedure 1 Press the 6 and 7 keys in this order in ...

Страница 176: ...e The current customizing code e g 8001 in the case of FAX 2820 U S A model appears 2 Enter the desired customizing code e g 0002 in the case of FAX 2820 CANADA model The newly entered code appears NOTE The machine does not work properly when an incorrect code is entered 3 Press the Start key The machine saves the setting and appears the PARAMETER INIT on the LCD The machine returns to the initial...

Страница 177: ...s toner replacement has been made 7 Copy page count indicating how many copies have been made 8 PC print page count indicating how many pages the equipment has been printed as an output device of the connected PC 9 FAX page count indicating how many received FAX pages have been printed 10 Error code of the most recent machine error 1 11 Error code of the most recent communications error 2 12 ADF j...

Страница 178: ...aper tray MN_JAM Number of jams that occurred at the manual tray IN_JAM Number of jams that occurred at the feeding RE_JAM Number of jams that occurred at the ejecting DRUM_CH Number of times the drum has been replaced DRUM_PG Number of pages printed by a drum TNER_CH Number of times the toner cartridge has been replaced TNER_PG1 Number of pages printed with the current toner cartridge TNER_PG2 Nu...

Страница 179: ...f the line is connected have the user perform the following 1 Hook up the handset 2 Press the Menu Set Start Menu Set Start keys in this order 3 Press the 8 and 7 keys The above operation makes the user s machine send CNG to your machine for sending the transmission log 3 If you hear the CNG sent from the user s machine press the Start key of your machine Your machine will start to receive the tra...

Страница 180: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...

Страница 181: ...ill help service personnel pinpoint and repair defective components CONTENTS 9 1 ERROR INDICATION 9 1 9 1 1 Equipment Errors 9 1 1 Error messages appearing on the LCD 9 1 2 Error codes shown in MACHINE ERROR X X messages 9 6 9 1 2 Communications Errors 9 12 9 2 TROUBLESHOOTING 9 16 9 2 1 Introduction 9 16 9 2 2 Precautions 9 16 9 2 3 Checking Prior to Troubleshooting 9 16 9 2 4 Troubleshooting Bas...

Страница 182: ... Cover Open The back cover is not completely closed Close the back cover of the machine Change Drum Soon The drum unit is near the end of its life Use the drum unit until you have a print quality problem then replace the drum unit with a new one Comm Error Poor phone line quality caused a communication error Send the fax again or connect the machine to another telephone line If The problem continu...

Страница 183: ...ther mode Set Distinctive Ring to Off Unit is too Hot The fixing unit is too hot Fail to Warm up The fixing unit is too cold For FAX 2820 2825 and MFC 7220 When you turn off the machine s power switch its memory will be cleared If there are faxes you need to save them before following the suggestions below Then turn off the machine s power switch Check the machine s environment If it is in a locat...

Страница 184: ...ues leave the machine for several minutes and try it again For FAX 2910 FAX 2920 and MFC 7225N Turn off the machine s power switch and then turn it on again If the error message continues leave the machine for several minutes and then try it again The machine can be turned off for up to 4 days without losing faxes stored in the memory No Cartridge The toner cartridge is not installed properly Rein...

Страница 185: ...de The paper is jammed inside the machine Remove the jammed paper Paper Jam Rear The paper is jammed in the back of the machine Remove the jammed paper Paper Jam Tray The paper is jammed in the paper tray of machine Remove the jammed paper Toner Life End The toner cartridge and drum unit assembly may have been installed improperly Re install the toner cartridge and drum unit assembly The toner car...

Страница 186: ...save them before following the suggestions below Turn off the machine s power switch and then turn it on again If the error message continues leave the machine for several minutes and try it again For FAX 2910 FAX 2920 and MFC 7225N Turn off the machine s power switch and then turn it on again If the error message continues leave the machine for several minutes and then try it again The machine ca...

Страница 187: ... surrounding parts Reassemble the new toner actuator New toner actuator broken Replace the new toner actuator New toner detection switch defective Replace the new toner detection switch 5B New toner detection lever error The new toner detection lever is being push down Main PCB defective Replace the main PCB 5C 69 Not used Thermistor halogen lamp defective Replace the fixing unit PS PCB unit defec...

Страница 188: ...ace the toner sensor PCB ASSY 74 Toner sensor detects no toner in the toner cartridge Develop roller counter reaches the upper limit Main PCB defective Replace the main PCB Fan broken Replace the fan In casing temperature sensor defective Replace the in casing temperature sensor 75 In casing temperature sensor detects definite temperature or higher Main PCB defective Replace the main PCB Fixing un...

Страница 189: ...ing parts Reassemble the paper eject sensor actuator Paper eject sensor defective 81 Recording paper jam The paper eject sensor actuator is being push down when turning the machine ON Main PCB defective Replace the main PCB Paper is jammed Remove the jammed paper Regist front sensor actuator caught on the surrounding parts Reassemble the regist front sensor actuator Regist front sensor defective R...

Страница 190: ...med Remove the jammed paper Regist rear sensor actuator caught on the surrounding parts Reassemble the regist rear sensor actuator Foreign materials in the paper path Remove foreign materials Regist rear sensor defective Replace the high voltage PS PCB ASSY Main motor defective Replace the main motor 89 Recording paper jam in the manual slot The regist rear sensor actuator is not push down after a...

Страница 191: ...efective Replace the CIS A9 Scan gain error in document scanning Main PCB defective Replace the main PCB AA AF Not used CIS harness not connected properly Reconnect the CIS harness CIS defective Replace the CIS B0 CIS harness connection error Main PCB defective Replace the main PCB CIS defective Replace the CIS B1 Dark level offset data level error for scanning Main PCB defective Replace the main ...

Страница 192: ...E8 Data scanning error during transmission Main PCB defective Replace the main PCB E9 Not used Actuator F caught on the surrounding parts Reassemble the actuator F Document front sensor PCB defective Replace the panel PCB ASSY EA Document removed at phase B Main PCB defective Replace the main PCB EB F0 Not used F1 Dial numbers are not stored The one touch dial key or speed dial numbers keys which ...

Страница 193: ... loop current detected 11 06 Busy tone detected after dialing or called 11 07 No response from the remote station in sending 11 10 Unobtainable tone detected after dialing 17 07 No response from the calling station in receiving Available in German models only 2 Command reception Code 1 Code 2 Causes 20 01 Unable to detect a flag field 20 02 Carrier was OFF for 200 ms or longer 20 03 Abort detected...

Страница 194: ...nal 32 14 The available memory space of the remote terminal is less than that required for reception of the confidential or relay broad casting instruction 32 18 Remote terminal not equipped with color function 4 Instructions received from the remote terminal checking the NSC DTC NSS and DCS Code 1 Code 2 Causes 40 02 Illegal coding system requested 40 03 Illegal recording width requested 40 05 EC...

Страница 195: ...sword plus lower 4 digits of telephone number not coincident 63 02 Password not coincident 63 03 Polling ID not coincident 7 DCN reception Code 1 Code 2 Causes 74 DCN received 8 TCF transmission reception Code 1 Code 2 Causes 80 01 Fallback impossible 9 Signal isolation Code 1 Code 2 Causes 90 01 Unable to detect video signals and commands within 6 seconds after CFR is transmitted 90 02 Received P...

Страница 196: ...eneral communications related Code 1 Code 2 Causes B0 02 Unable to receive the next page data B0 03 Unable to receive polling even during turn around transmission due to call reservation B0 04 PC interface error BF 01 Communication canceled by pressing the Stop Exit before establishment of FAX communication BF 02 Communication canceled by pressing the Stop Exit after establishment of FAX communica...

Страница 197: ...harged in your body When repairing the PCBs handle them with extra care After repairing the defective section be sure to check again if the repaired section works correctly Also record the troubleshooting procedure so that it would be of use for future trouble occurrence 9 2 3 Checking Prior to Troubleshooting Prior to proceeding to the troubleshooting procedures given in Section 9 2 4 make the fo...

Страница 198: ... correctly 2 Check the paper used meets the recommended paper specifications Refer to 2 1 2 Paper Specifications in Chapter 2 3 Try printing using the straight through output path 4 Turn over the stack of paper in the tray or try rotating the paper 180 in the tray Possible cause Step Check Result Remedy Paper 1 Is the problem solved if new paper is used Yes Instruct the user how to store paper so ...

Страница 199: ... used infrequently the paper may have sat for too long in the paper tray Turn over the stack of paper in the paper tray Also try rotating the paper 180 in the paper tray 3 Check that the paper used meets the Media Type setting in the driver NOTE For no paper supplied as the cause of a malfunction see M 4 No paper supplied in 3 MALFUNCTIONS in this Chapter F 6 Paper pickup Possible cause Step Check...

Страница 200: ...rinter driver 4 Check that the printer is not connected to the same port which is also connected to a mass storage device or scanner Remove all other devices and connect the port to the printer only Turn off the printer status monitor in the device options tab in the printer driver 5 If the print port is set as an ECP port change it to a normal port 6 Try printing the test page 7 Try resetting the...

Страница 201: ...onnect the printer directly to the computer if it is connected through a USB hub Possible cause Step Check Result Remedy Computer Operating System 1 Windows 95 or Windows NT4 0 Yes The operating system does not support USB Computer settings 2 Does Universal Serial Bus Controllers appear in the Device Manager tab of System Properties in Control Panel No This problem can be caused by your computer s...

Страница 202: ... Brother International Corporation or 0x4f9 No Check the printer is turned on and the USB cable is connected correctly Check that the USB cable used is the shielded twisted pair type and 5 m or less Try to connect the printer and PC with the USB cable directly No Try to re install the printer driver Driver installation 2 Are there the following files in the Extensions Folder of System Folder For S...

Страница 203: ...wer supply plug Is there a broken wire between the AC input connector of the low voltage power supply and the power plug Yes Replace the AC power cord M 2 No DC power supplied Possible cause Step Check Result Remedy AC power supply 1 Is AC power supplied between connectors CN1 L and CN1 N when the power plug is plugged into the outlet No Follow the same check procedure of M 1 No AC power supplied ...

Страница 204: ...ossible cause Step Check Result Remedy Separation pad pickup roller failure 1 Is the surface of the separation pad or the pickup roller dirty or worn out Yes 1 Clean the surface of the separation pad or pickup roller 2 Replace the separation pad or pickup roller Failure of connector 2 Is the contact of the solenoid connector on the high voltage PCB good No Reconnect the connector HVPS circuit Yes ...

Страница 205: ...N19 on the main PCB good No Reconnect the connector Blown thermal fuse 2 Remove the fixing unit and measure the resistance of the thermal fuse Is it open circuit Yes Replace the fixing unit Blown thermostat 3 Remove the fixing unit and measure the resistance of the thermostat Is it open circuit Yes Replace the fixing unit Halogen heater lamp failure 4 Remove the fixing unit and measure the resista...

Страница 206: ...it and measure the resistance of the halogen heater lamp Is it open circuit Yes Replace the halogen heater lamp Heater harness connection failure 5 Is the heater harness connector connected to the low voltage power supply PCB and fixing unit secure No Reconnect the connectors securely NOTE This problem will be cleared if leaving the printer power ON for ten minutes M 9 Main PCB failure Possible ca...

Страница 207: ...roller holder ASSY Main motor failure 3 Does the main motor work No Replace the main motor Pressure plate drive cam failure 4 Does the pressure plate drive cam rotate No Replace the main frame L ASSY M 11 The new toner is not sensed Possible cause Step Check Result Remedy The toner cartridge is not set to the main body correctly 1 The toner cartridge is not inserted completely Yes Reset the cartri...

Страница 208: ...motor harness 1 Is the harness of the main motor connected No Reconnect the harness securely Disconnection of the scanner motor harness 2 Is the harness of the scanner motor connected No Reconnect the harness securely Fixing unit failure 3 Does the printer resume after opening the cover turning the power ON and leaving the printer for ten minutes No Replace the thermistor M 14 The machine stops wh...

Страница 209: ...p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t ...

Страница 210: ...onnection Toner sensor failure toner cartridge side 2 Is the problem solved when 4 or 5 pages are printed after the toner cartridge is replaced with a full one Yes The wiper of the toner cartridge is defective Replace the toner cartridge Drum connection failure 3 Are all the contacts between the drum unit and printer body connected correctly No Clean contact electrodes both on the drum unit and in...

Страница 211: ...the charge electrodes between the printer body and the drum unit dirty Yes Clean both electrodes 3 Drum unit failure 2 Is the problem solved after replacing the drum unit Yes Replace the drum unit with a new one Toner cartridge failure 3 Is the problem solved after replacing the toner cartridge Yes Replace the toner cartridge with a new one High voltage power supply PCB failure 4 Is the connection...

Страница 212: ... replacing the drum unit Yes Replace the drum unit Toner cartridge failure 4 Is the problem solved after replacing the toner cartridge Yes Replace the toner cartridge with a new one LD harness connection failure 5 Is the LD harness connected securely Check if there is any play in the connection No Reconnect the connector correctly Main PCB failure 6 Are printing signals being input to the laser un...

Страница 213: ...een the printer body and the drum unit dirty Yes Clean both electrodes 3 Harness connection 4 Is the laser unit connected to the main PCB correctly No Connect the harness between the laser unit and the main PCB correctly High voltage power supply PCB failure 5 Is the problem solved after replacing the high voltage power supply PCB Yes Replace the high voltage power supply PCB Main PCB failure 6 Is...

Страница 214: ...e power supply PCB NOTE This problem may disappear after printing approximately 10 pages of completely blank sheets How to clean the pressure roller Clean the pressure roller as follows 1 Set 5 or more sheets of paper in the paper tray 2 Press the Menu Set Start keys in this order so that the machine goes into the maintenance mode 3 Press the 6 and 7 keys The machine starts to print the grid patte...

Страница 215: ...osition Dirt in the paper feed system 2 Is the paper tray or feed system on the drum unit dirty with toner Yes Clean the toner off Scratch on the drum 3 Is the drum surface scratched Yes Replace the drum unit Cleaning failure 4 Is the drum surface dirty with toner in streaks Yes Replace the drum unit Scratch on the heat roller 5 Is the surface of the heat roller scratched Yes Replace the fixing un...

Страница 216: ...l disappear If not replace the toner cartridge Scratch on the heat roller 3 Are the horizontal stripes at 79mm heat roller intervals Yes Replace the heat roller Corona contact failure 4 Are the charge electrodes between the printer body and the drum unit dirty Yes Clean both electrodes 3 High voltage power supply PCB failure 5 Is the problem solved after replacing the high voltage power supply PCB...

Страница 217: ...temperature Toner cartridge failure 3 Is there a visible vertical streak on the developing roller Yes Replace the toner cartridge with a new one I 10 White horizontal streaks User Check 1 Check the paper used meets the recommended paper specifications A rough surfaced paper damp paper or thick media can cause the problem 2 Check that the appropriate media type is selected in the printer driver 3 T...

Страница 218: ...commended paper being used No Recommend to use the specified types of paper Print paper 3 Is the first printing position within 1mm of the tolerance specification Yes Adjust the Y offset by using the utility software supplied Regist rear sensor position incorrect 4 Is the regist rear sensor off from the correct position Yes Reposition the sensor to the correct position Drum unit failure 5 Is the r...

Страница 219: ...eplacing the drum unit or the toner cartridge Yes 1 Toner is empty 2 The toner sensor is defective Clean the toner sensor 3 If the wiper in the toner cartridge is broken replace the toner cartridge with a new one Fixing unit thermistor failure 3 Is the thermistor fitted correctly No Fit the thermistor correctly High voltage PS PCB failure 4 Is the problem solved by replacing the high voltage power...

Страница 220: ... i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n t o u t t e s t p r i n t o u t t e s t P r i n t o u t t e s t p r i n t o P r i n t o u t t e s t p r i n...

Страница 221: ...y with a cotton swab Refer to NOTE in the next page 2 If the drum surface is scratched replace the drum unit Drum unit failure 2 Is the problem solved after replacing the drum unit No Replace the drum unit No toner 3 Is the toner in the toner cartridge almost empty Yes Replace the toner cartridge with a new one Print paper 4 Is the problem solved after changing to specified freshly unpacked paper ...

Страница 222: ...e defect 2 Turn the drum gear by hand while looking at the surface of the exposure drum 3 Wipe the surface of the exposure drum with a cotton swab until the dust or paper powder on the surface comes off CAUTION Do not wipe the surface of the exposure drum with something sharp ball point pen etc Drum unit Printing sample Position of smudge on the drum 75 3mm interval Exposure drum Exposure drum ...

Страница 223: ...ns stuck wipe it off gently with a cotton swab Refer to NOTE in the previous page 2 If the exposure drum is scratched or deteriorated exposed replace the drum unit Drum connection failure 2 Is the contact between the drum unit and printer body connected correctly No Clean contact electrode both on the drum unit and in the printer body 7 Fixing unit 3 Are the spots at 79mm intervals The problem is ...

Страница 224: ...Remedy Ground contacts Corona failure 1 Is the wire cleaner at its home position No Return the wire cleaner to its home position 2 Corona dirty 2 Is the corona wire dirty Yes 1 Clean the corona wire 2 If the problem still appears after cleaning replace the drum unit 2 ...

Страница 225: ...unit is taken out of the machine The front cover is closed No Toner sensor failure Clean the toner sensor and check the toner sensor connection Toner cartridge failure 3 Is the problem solved after replacing the toner cartridge Yes Replace the toner cartridge Yes Replace the drum unit Drum unit failure 4 Is the problem solved after replacing the drum unit No Replace the high voltage power supply P...

Страница 226: ...lt Remedy Yes Recommend to use the specified types of paper Print paper 1 Is thick paper of more than 43lb being used or extremely rough surface paper No Refer and compare with 4 Image defect I 15 I 20 Downward fogging of solid black Possible cause Step Check Result Remedy Toner cartridge failure 1 Is the problem solved after replacing the toner cartridge Yes Replace the toner cartridge High volta...

Страница 227: ...ts I 22 Light rain Possible cause Step Check Result Remedy Ground contacts Drum unit failure 1 Is the problem solved after replacing the drum unit Yes Replace the drum unit Drum connection failure 2 Is the contact between the drum unit and printer body connected correctly No Clean contact electrode both on the drum unit and in the printer body 7 High voltage power supply PCB failure 3 Is the probl...

Страница 228: ...ck paper mode Yes 1 Change the current mode to the normal mode from the driver setting 2 Print 5 or 6 blank pages if this problem occurs Drum unit failure 2 Is the problem solved after replacing the drum unit Yes Replace the drum unit High voltage power supply PCB failure 3 Is the problem solved after replacing the high voltage power supply PCB Yes Replace the high voltage power supply PCB I 24 To...

Страница 229: ...wer outlet and leave the machine for a few minutes Then wipe the electrodes above carefully with a dry lint free cloth Be careful not to change the shapes of the electrodes 2 Wire cleaner Toner cartridge 4 Developer roller 1 Exposure drum 6 Transfer roller 5 Grid 7 Cleaner 3 Charge Drum unit 4 Developer roller 3 Charge 5 Grid 7 Cleaner 1 Exposure drum 6 Transfer roller ...

Страница 230: ...the print port is set as an ECP port change it to a normal port 7 Try printing the test page 8 Try resetting the factory settings Possible cause Step Check Result Remedy Failure inside the printer 1 Is it possible to print the test No Identify the error type and then refer to the specified section of this chapter NOTE If the printer prints garbage or incorrect fonts instruct the user to use the Tr...

Страница 231: ...rinters have a restricted area that cannot be printed on Usually the first two lines and last two lines of text cannot print leaving 62 printable lines Adjust the top and bottom margins in your document to allow for this P 5 The printer sometimes prints a couple of characters and then ejects the page User Check For DOS environment only The application printer emulation setting and the printer s em...

Страница 232: ...reen The Link LED indicates green if the print server is connected to a Ethernet network 3 Print the Printer Settings Page and check if the settings such as IP address settings are correct for your network The problem may be the result of mismatched or duplicate IP address Verify that the IP address is correctly loaded into the print server And make sure that no other nodes on the network have thi...

Страница 233: ... Make sure that the printer is powered on is on line and ready to print 2 Print the Printer Settings Page of the printer and check if the settings such as IP address settings are correct for your network The problem may be the result of mismatched or duplicate IP address Verify that the IP address is correctly loaded into the print server And make sure that no other nodes on the network have this ...

Страница 234: ...high resolution the printer is unable to accept your print job until the ongoing printing is finished If the waiting time of your print job exceeds a certain limit a time out situation occurs which causes the error message In such situations execute the print job again after the other jobs are completed Protocol specific troubleshooting Windows 95 98 Me and Windows NT 4 0 Peer to Peer print LPR tr...

Страница 235: ...P printing you may find that your firewall may not let the print data through If this is the case use a different port number port 80 or configure your Firewall to allow Port 631 data through To send a print job using IPP to a printer using Port 80 the standard HTTP port enter the following when configuring your Windows 2000 XP system http ip_address ipp Get More Info option in Windows 2000 not wo...

Страница 236: ...rmal part Connection between main PCB and PS PCB 3 Main PCB and PS PCB are properly connected No Fix the connection properly Harness between main PCB and PS PCB LCD 4 Harness is damaged Yes Replace the harness with a normal part LCD 5 Replacement of LCD solves the problem Yes Replace the LCD with a normal part Control panel PCB 6 Replacement of control panel PCB solves the problem Yes Replace the ...

Страница 237: ... solves the problem Yes Replace the control panel PCB with a normal part Main PCB 6 Replacement of main PCB solves the problem Yes Replace the main PCB with a normal part L 3 Printing from Macintosh applications fails User Check 1 Verify that the printer driver supplied with the printer has been installed in the system folder and selected in the selector 2 Check the port selected in the selector T...

Страница 238: ... and NCU PCB 3 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and control panel PCB 4 Main PCB and control panel PCB are properly connected No Fix the connection properly Harness between main PCB and control panel PCB 5 Harness is damaged Yes Replace the harness with a normal part Contact of rubber key 6 The rubber key works correctly No Replace the rubbe...

Страница 239: ...y connected No Fix the connection properly Harness between main PCB and NCU PCB 4 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and control panel PCB 5 Main PCB and control panel PCB are properly connected No Fix the connection properly Harness between main PCB and control panel PCB 6 Harness is damaged Yes Replace the harness with a normal part Rubber k...

Страница 240: ... Ring volume is set to OFF Yes Set the ring volume to other than OFF Connection between main PCB and scanner unit 3 Main PCB and scanner unit are properly connected No Fix the connection properly Harness between main PCB and scanner unit 4 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and NCU PCB 5 Main PCB and NCU PCB are properly connected No Fix the c...

Страница 241: ... Fix the connection properly Harness between main PCB and control panel PCB 6 Harness is damaged Yes Replace the harness with a normal part NCU PCB 7 Replacement of NCU PCB solves the problem Yes Replace the NCU PCB with a normal part Main PCB 8 Replacement of main PCB solves the problem Yes Replace the main PCB with a normal part F 6 Dialing function does not switch between tone and pulse Possibl...

Страница 242: ...FAX 2820 2825 2910 2920 MFC 7220 7225N APPENDIX 1 SERIAL NUMBERING SYSTEM This appendix shows the location of serial number labels put on some parts and lists the coding information pertaining to the serial numbers ...

Страница 243: ...USOC RJ11C REN US 0 6B FCC Registration No US B3QFA06B8X5A13 Complies With Part 68 FCC Rules HAC pursuant to Laser Notice No 50 dated July 26 2001 standards for laser products except for deviations This product complies with FDA performance Rong Gang Shenzhen China Gold garden Industry Nan Ling Village Buji BROTHER BUJI NAN LING FACTORY BROTHER CORP ASIA LTD MANUFACTURED UL LISTED C I T E 1T22 MOD...

Страница 244: ...ates required delay amount for writing in each of main X and sub Y scanning direction Location LSU MODEL DISTINCTION FRAME MANUFACTURER AND MOLD DISTINCTION T1 THE 1st MOLD Y3 THE 3rd MOLD POLYGON MOTOR DISTINCTION INSPECTION MACHINE SERIAL NUMBER Y delay X delay Laser unit serial label ...

Страница 245: ...ppendix provides instructions on how to update firmware stored in the flash ROM on the main PCB or load firmware to a new main PCB from the host PC No hardware replacement is required for updating A2 1 INSTALLING THE UPDATE DATA TO THE MACHINE App 2 1 A2 2 SETTING ID CODES TO MACHINES App 2 8 ...

Страница 246: ...re that the power cord of the machine is unplugged from a wall socket or other power source 3 Connect the parallel interface cable to the parallel port on the back of the machine and secure it with the lock wires 4 Connect the other end of the interface cable to the printer port of your PC and secure it with the two screws Setting up the Machine and Your PC 1 Plug the power cord of the machine int...

Страница 247: ...he machine beeps intermittently Upon completion of the downloading the machine beeps continuously NOTE If the machine cannot return to the standby state after completion of downloading turn the power off and on On a PC running Windows 98 Me 2000 1 Install the printer driver for the parallel port to your PC Once installed no more printer driver is required for your PC 2 Copy the update data onto th...

Страница 248: ...carried out for a PC no more driver software installation will be required for that PC to identify machines If the BHL2 Maintenance Printer driver has been already installed to your PC according to this procedure skip this section NOTE Before proceeding to the procedure given below make sure that the BHL2 Maintenance Printer driver is stored in your PC 1 Make sure that the power cord of the machin...

Страница 249: ...ollowing screen appears indicating the detection of new hardware device by the system Click Next to proceed 7 Select Search for a suitable driver for my device recommended and click Next 8 Select Specify a location and click Next ...

Страница 250: ... Select the folder where the copy of the BHL2 Maintenance Printer driver is located or click Browse to specify it then click OK This sample screen is captured on the Windows 2000 desktop 10 Click Next 11 To proceed click Yes ...

Страница 251: ...n of the driver installation if the machine exits the maintenance mode the Found New Hardware Wizard screen in step 6 appears again Click Cancel NOTE To check that the printer driver is successfully installed click Start Settings Printers to call up the Printers window as shown below and confirm that the Brother BHL2 Maintenance Printer icon is displayed ...

Страница 252: ... 2 Drag and drop the firmware e g LZ0023_A upd onto the BHL2 Maintenance Printer icon in the Filedrgs window shown above NOTE Use a firmware file after extracting It is a self extracting file having the extension exe Double click the exe file to extract it When writing operation starts the machine beeps intermittently After approx 2 to 5 minutes the writing operation is complete and the machine au...

Страница 253: ...chine is connected to a single PC via USB Please check the printer driver of FAX 2820 FAX 2825 FAX 2910 FAX 2920 MFC 7220 or MFC 7225N is installed in a host computer before working When not installed Please install a printer driver in a host computer before working 1 Double click the brmainte EXE file maintenance utility 2 Select Input Information from Menu Select the applicable model name 3 Chec...

Страница 254: ...ively designed for each destination e g language Those codes are stored in the memory EEPROM mounted on the main PCB If the main PCB is replaced therefore you need to set the proper customizing code with the machine in the maintenance mode NOTE Customizing codes customize firmware for individual models enabling the common firmware to be used for various models They come with the firmware data prov...

Страница 255: ...e beeps for approx one second and displays on the LCD 2 Press the 7 and 4 keys in this order in the initial stage of the maintenance mode The current customizing code appears e g 8001 in the case of FAX 2820 U S A model 3 Enter the desired customizing code e g 0002 in the case of FAX 2820 CANADA model The newly entered code appears NOTE If a wrong 4 digit code is entered the machine will malfuncti...

Страница 256: ...f the firmware switches which can be divided into two groups one is for customizing preferences designed for the shipping destination as described in Appendix 3 and the other is for modifying preferences that match the machine to the environmental conditions Use the latter group if the machine malfunctions due to mismatching ...

Страница 257: ...DIAL facility setting App 4 19 WSW16 Function setting 1 App 4 20 WSW17 Function setting 2 App 4 21 WSW18 Function setting 3 App 4 22 WSW19 Transmission speed setting App 4 23 WSW20 Overseas communications mode setting App 4 24 WSW21 TAD setting 1 App 4 25 WSW22 ECM and call waiting caller ID App 4 26 WSW23 Communications setting App 4 27 WSW24 TAD setting 2 App 4 28 WSW25 TAD setting 3 App 4 29 WS...

Страница 258: ...Internet mail settings App 4 47 WSW43 Function setting 21 App 4 47 WSW44 Speeding up scanning 1 App 4 48 WSW45 Speeding up scanning 2 App 4 49 WSW46 Monitor of power ON OFF state and parallel port kept at high App 4 50 WSW47 Switching between high and full speed USB App 4 51 WSW48 USB setup latency App 4 52 WSW49 End of copying beep and print in black App 4 53 WSW50 SDAA settings App 4 54 WSW51 Fu...

Страница 259: ... dialing mode pulse DP or tone PB dialing 0 PB 1 DP Selectors 1 and 2 Dial pulse generation mode These selectors set the number of pulses to be generated in pulse dialing N Dialing N generates N pulses Dialing 0 generates 10 pulses N 1 Dialing N generates N 1 pulses 10 N Dialing N generates 10 N pulses Selectors 3 and 4 Break time length in pulse dialing These selectors set the break time length i...

Страница 260: ...ssion time length No 1 2 0 0 70 ms 0 1 80 ms 1 0 90 ms 1 1 100 ms 3 4 Min pause in tone dialing No 3 4 0 0 70 ms 0 1 80 ms 1 0 90 ms 1 1 140 ms 5 8 Attenuator for pseudo ring backtone to the line selectable in the range of 0 15 dB in 1 dB increments 0 0 dB 1 8 dB 0 0 dB 1 4 dB 0 0 dB 1 2 dB 0 0 dB 1 1 dB Selectors 1 through 4 Tone signal transmission time length and Min pause in tone dialing These...

Страница 261: ...rs 2 through 4 6 and 7 are not applicable where no PABX is installed Selectors 1 and 5 CNG detection when sharing a modular wall socket with a telephone These selectors determine whether or not the machine detects a CNG signal when a line is connected to a telephone sharing a modular wall socket with the machine Upon detection of CNG signals by the number of cycles specified by these selectors the...

Страница 262: ... 350 and 440 Hz A 0 1 440 and 480 Hz B 1 0 1 1 4 Dual tone detection sensitivity in ICM recording Not used 0 Normal 1 High 5 6 Earth time length for earth function Not used No 5 6 0 0 200 ms 0 1 300 ms 1 0 500 ms 1 1 700 ms 7 8 Break time length for flash function No 7 8 0 0 80 ms 0 1 110 ms 1 0 250 ms 1 1 500 ms NOTE Selectors 1 and 5 through 8 are not applicable in those countries where no trans...

Страница 263: ...ion is selected for the Search Speed Dial key by using the function switch WSW05 1st dial tone and busy tone detection Selector No Function Setting and Specifications 1 3 1st dial tone detection No 1 2 3 0 0 0 3 5 sec WAIT 0 0 1 7 0 sec WAIT 0 1 0 10 5 sec WAIT 0 1 1 14 0 sec WAIT 1 0 0 17 5 sec WAIT 1 0 1 21 0 sec WAIT 1 1 0 24 5 sec WAIT 1 1 1 Detection Without WAIT 4 Max pause time allowable fo...

Страница 264: ...D code detection This selector sets the maximum pause time allowable for detecting the second digit of a remote ID code after detection of the first digit in remote reception If selector 4 is set to 0 2 seconds for instance only a remote ID code whose second digit is detected within 2 seconds after detection of the first digit will become effective so as to activate the remote function Selectors 5...

Страница 265: ...n pulse dialing DP system 1 0 1 2nd dial tone detection 1 1 1 both in DP and push button PB dialing system 4 6 Detection of international tone No 4 5 6 0 0 0 50 ms 0 0 1 210 ms 0 1 0 500 ms 0 1 1 800 ms 1 0 0 900 ms 1 0 1 1 5 sec 1 1 0 2 0 sec 1 1 1 2 5 sec 7 No of 2nd dial tone detection cycles 0 1 cycle 1 2 cycles 8 Allowable instantaneous interrupt during reception of 2nd dial tone 0 30 ms 1 50...

Страница 266: ...sert a WAIT of 3 5 seconds When these selectors are set to 1 1 1 If you press the Redial Pause key the machine will first wait for the 2nd dial tone to be sent via the communications line regardless of pulse dialing or tone dialing After that pressing the Redial Pause key will cause the machine to insert a WAIT of 3 5 seconds In those countries where no dial tone detection function is supported se...

Страница 267: ...ion is supported e g U S A NOTE Selector 3 is not applicable to those models having no loop current detection function Selectors 1 and 2 Dial tone frequency band control These selectors set the frequency band for the 1st dial tone and busy tone before dialing to be detected This setting is effective only when selectors 1 through 3 on WSW05 are set to 1 1 1 Selector 3 Line current detection Not use...

Страница 268: ... 0 33 dBm 1 0 1 36 dBm 1 1 0 39 dBm 1 1 1 42 dBm NOTE The WSW08 is not applicable in those countries where no dial tone detection is supported e g U S A Selectors 1 through 3 1st dial tone detection time length Upon detection of the 1st dial tone for the time length set by these selectors the machine starts dialing This setting is effective only when selectors 1 through 3 on WSW05 are set to 1 1 1...

Страница 269: ...ks The error correction mode ECM is a facsimile transmission manner in which the machine divides a message into frames for transmission so that if any data error occurs on the transmission line the machine retransmits only those frames containing the error data Selector 2 Use of non standard commands If this selector is set to 0 the machine can use non standard commands the machine s native mode c...

Страница 270: ...ial digit to CML ON This selector sets the time length from when the machine transmits the last dial digit until the CML relay comes on Selector 3 Time length from CML ON to CNG transmission This selector sets the time length until the machine transmits a CNG after it turns on the CML relay Selector 4 Time length from CML ON to CED transmission This selector sets the time length until the machine ...

Страница 271: ... not applicable in those countries where no busy tone detection is supported NOTE The setting of WSW11 is effective only when selectors 5 and 6 on WSW05 are set to 0 1 or 1 1 Busy tone detection Selectors 1 and 2 Busy tone frequency band control These selectors set the frequency band for busy tone to be detected Selectors 3 through 8 ON OFF time length ranges for busy tone These selectors set the ...

Страница 272: ...ax detection period for incoming calling signal CI being OFF If the machine detects the OFF state of a CI signal for the period greater than the value set by selectors 1 and 2 and less than the value set by selectors 3 and 4 it interprets the CI signal as OFF Selectors 5 and 6 Min detection period required for acknowledging incoming calling signal CI as ON These selectors set the period required t...

Страница 273: ...hese selectors according to the distance from the telephone switchboard to the machine Selectors 3 and 4 Reception level These selectors set the optimum receive signal level Selectors 5 through 8 Modem attenuator These selectors are used to adjust the transmitting level attenuation of the modem when the reception level at the remote station is improper due to line loss This function applies for G3...

Страница 274: ...s 1 0 0 0 2 to 3 times 1 0 0 1 2 to 4 times 1 0 1 0 2 to 5 times 1 0 1 1 2 to 6 times 1 1 0 0 1 to 10 times 1 1 0 1 2 to 10 times 1 1 1 0 3 to 5 times 1 1 1 1 4 to 10 times Selectors 1 through 4 Frequency band selection for incoming calling signal CI These selectors are used to select the frequency band of CI for activating the AUTO ANS facility In the French models if the user sets the PBX to OFF...

Страница 275: ... CRP option 0 Disable 1 Enable Selectors 1 through 6 Redial interval and No of redialings The machine redials by the number of times set by selectors 3 through 6 at intervals set by selectors 1 and 2 Selector 8 CRP option If a command error occurs in the machine calling station the machine usually waits for three seconds and then makes a retry three times This CRP option is a request command that ...

Страница 276: ...equipped with ADF units Selector 2 ITU T CCITT superfine recommendation If this selector is set to 1 the machine communicates in ITU T CCITT recommended superfine mode 15 4 lines mm If it is set to 0 it communicates in native superfine mode Selector 7 Max document length limitation This selector is used to select the maximum length of a document to be sent Selector 8 Stop key pressed during recept...

Страница 277: ... These selectors activate or deactivate the alarm function which sounds an alarm when the communication is completed with the handset being off the hook Selector 5 Calendar clock type If this selector is set to 0 USA the MM DD YY hh mm format applies if it is set to 1 Europe the DD MM YY hh mm format applies DD is the day MM is the month YY is the last two digits of the year hh is the hour and mm ...

Страница 278: ...called stations Selectors 2 and 3 Detection enabled time for CNG and no tone After the line is connected via the external telephone or by picking up the handset of the machine the machine can detect a CNG signal or no tone for the time length specified by these selectors The setting specified by these selectors becomes effective only when selector 8 on WSW20 is set to 1 Selector 6 Registration of ...

Страница 279: ...e With the first transmission speed choice specified by selectors 1 through 3 the machine attempts to establish the transmission link via the MODEM If the establishment fails the machine automatically steps down to the next lowest speed and attempts to establish the transmission link again The machine repeats this sequence while stepping down the transmission speed to the last choice specified by ...

Страница 280: ...by this selector takes effect only when the Overseas Mode is set to ON Selectors 2 and 3 Overseas communications mode These selectors should be used if the machine malfunctions in overseas communications According to the communications error state select the signal specifications Setting selector 2 to 1 allows the machine to use 1100 Hz CED signal instead of 2100 Hz in receiving operation This pre...

Страница 281: ...ry after the message transfer 0 Yes 1 No NOTE Selectors 1 through 5 are applicable to models equipped with ICM recorders NOTE Selectors 6 and 7 are applicable to models with internal TADs NOTE Selector 8 is applicable to models equipped with TADs Selectors 1 through 5 Max waiting time for voice signal Not used In the TAD mode the machine waits for voice signal for the time length specified by thes...

Страница 282: ...ough 8 are applicable to the Chinese Taiwanese and Asian models only Selector 3 Call Waiting Caller ID Setting this selector to 0 allows the user to decide whether or not to interrupt the current call when a new call comes in If Call Waiting Caller ID service is available in the area and the user subscribes to it he she can see information about his her incoming call on the LCD Selectors 5 through...

Страница 283: ...is detected If it is set to 1 the called station starts counting zeros upon detection of 10 ms successive zeros 50 ms after the head of a series of zeros is detected In this case if the detection of 10 ms successive zeros is too late the data counting period will become less than 1 0 second making the called station judge the line condition unacceptable Selectors 2 and 3 Allowable training error r...

Страница 284: ...d 2 Maximum OGM recording time Not used These selectors set the allowable maximum recording time for an OGM Selectors 3 and 4 Time length from CML ON to start of pseudo ring backtone transmission These selectors set the length of time from CML ON up to the start of pseudo ring backtone transmission In models with OGM facilities the settings made by these selectors also apply to the length of time ...

Страница 285: ...ec 0 0 1 4 sec 0 1 0 6 sec 0 1 1 8 sec 1 0 0 10 sec 1 0 1 12 sec 1 1 0 14 sec 1 1 1 16 sec 8 Not used NOTE Selectors 5 through 7 are applicable to the U S A models only Selectors 5 through 7 Pause between paging number and PIN These selectors set the pause time between a telephone number being paged and PIN personal identification number for the paging feature ...

Страница 286: ...omplete and then starts dialing This enables the machine to list the total number of pages in the header of the facsimile message Selectors 4 and 5 No of CNG cycles to be detected when the line is connected via the external telephone except in the external TAD mode or via the built in telephone The machine interprets a CNG as an effective signal if it detects the CNG by the number of cycles specif...

Страница 287: ...tion of distinctive ringing pattern If this selector is set to 1 the machine detects only the number of rings if it is set to 0 the machine detects the number of rings and the ringing time length to compare the detected ringing pattern with the registered distinctive one Selector 6 Recording quality Not used This selector determines the recording quality for the OGM and ICM Selecting 1 High increa...

Страница 288: ...3 dB 1 0 0 0 dB 1 0 1 1 dB 1 1 0 2 dB 1 1 1 3 dB 4 6 Transmission level of DTMF low band frequency signal No 4 5 6 0 0 0 0 dB 0 0 1 1 dB 0 1 0 2 dB 0 1 1 3 dB 1 0 0 0 dB 1 0 1 1 dB 1 1 0 2 dB 1 1 1 3 dB 7 8 Not used Selectors 1 through 6 Transmission level of DTMF high low band frequency signal These selectors are intended for the manufacturer who tests the machine for the Standard Never access th...

Страница 289: ... pulse dialing Not used 0 OFF 1 ON 8 Prompt beep when the memory area for the activity report becomes full Not used 0 No 1 Yes NOTE Selectors 1 through 6 are applicable to models equipped with built in TADs NOTE Selectors 7 and 8 are applicable only to the European versions Selectors 1 through 6 Compression threshold level for voice signals inputted via the telephone line in the built in TAD opera...

Страница 290: ...with internal TADs Selectors 1 through 3 Dial tone busy tone detection level during recording of ICM Not used If the machine called station detects dial tone 400 Hz continuously or busy tone 400 Hz intermittently exceeding the detection level specified by these selectors for the period specified by selectors 1 through 4 on WSW35 then it interprets the calling station as being disconnected The mach...

Страница 291: ...at full size 100 without reduction if it is set to 1 the machine records it at 70 size Selector 5 Minimum ON and OFF duration of ringer signals effective in distinctive ringing The ringer pattern consists of short and long rings e g short short long rings This selector sets the minimum ON and OFF duration of ringer signals that are required for the machine to interpret ringer signals as being ON o...

Страница 292: ... 1 Photo 7 8 Default contrast No 7 8 0 X Automatic 1 0 Super light 1 1 Super dark Selectors 5 and 6 Default resolution These selectors set the default resolution which applies when the machine is turned on or completes a transaction Selectors 7 and 8 Default contrast These selectors set the default contrast which applies when the machine is turned on or completes a transaction ...

Страница 293: ...uring recording of ICM Not used If the tone level during recording of ICM is less than the threshold setting made by these selectors the tone is interpreted as no tone When the no tone state is kept for the period specified by selectors 1 through 5 on WSW21 the machine disconnects the line Selectors 4 and 5 FAX receiving speed to be kept within the transmission speed limit to the PC Not used To tr...

Страница 294: ...eceding the tone detection starting point in the case of automatic line disconnection due to no voice signal received Not used If the machine has disconnected the line after detection of disconnection tone in ICM recording it erases tone recorded preceding the tone detection starting point for the time length set by these selectors Selectors 4 and 5 No of CNG cycles to be detected when the line is...

Страница 295: ... sec 0 1 0 0 4 sec 1 1 1 1 15 sec 5 8 Not used NOTE Selectors 1 through 4 are applicable to models equipped with internal TADs Selectors 1 through 4 Max detection period of dial tone busy tone during recording of ICM Not used If the machine called station detects dial tone or busy tone exceeding the detection level specified by selectors 1 through 3 on WSW30 for the period specified by these selec...

Страница 296: ...ace If the machine recognizes via the STB signal line that the connected PC is powered off it will turn the PC interface outputs Low to protect the PC from hazards that could be caused by weak electric current accidentally flown from the machine This selector determines whether or not the machine should recover from the inactive PC interface to normal interfacing state upon receipt of data from th...

Страница 297: ...Function Setting and Specifications 1 Printout of the stored image data of an unsent document onto an error report 0 No 1 Yes 2 Erasure of the stored image data of an unsent document at the time of the subsequent in memory message transmission 0 No 1 Yes 3 8 Not used Selector 1 Printout of the stored image data of an unsent document onto an error report This selector determines whether or not to p...

Страница 298: ...ning level to be applied if the machine fails to send training due to weak line connection If these selectors are set to 0 X the modem will automatically set the appropriate training level Selector 3 Sending level of guard tone at phase 2 This selector sets the sending level of guard tone for 1800 Hz to be sent at Phase 2 in the V 34 mode Selector 4 Stepping down the transmission speed at fallback...

Страница 299: ... 1 through 8 First and last choices of transmission speed for fallback These selectors are used to set the modem speed range With the first transmission speed choice specified by selectors 1 through 4 the machine attempts to establish the transmission link via the modem If the establishment fails the machine automatically steps down to the next highest speed and attempts to establish the transmiss...

Страница 300: ...e listed on the next page The setting made by these selectors will limit the setting made by selectors 1 through 4 on WSW39 If selector 3 is set to 1 to mask the 3429 symbols second when the first transmission speed choice is 33600 bps specified by selectors 1 through 4 of WSW39 for example then the allowable maximum transmission speed will be limited to 31200 bps If selector 8 is set to 1 to mask...

Страница 301: ...00 2400 3000 4800 3429 4800 4800 7200 7200 7200 9600 9600 9600 12000 12000 12000 14400 14400 14400 16800 16800 16800 19200 19200 19200 21600 21600 21600 24000 24000 2800 4800 26400 28800 7200 28800 31200 9600 3200 4800 33600 12000 7200 14400 9600 16800 12000 19200 14400 21600 16800 24000 19200 26400 21600 24000 26400 28800 31200 ...

Страница 302: ...4 dBm 1 1 1 1 25 dBm Selectors 1 through 3 ON duration of the scanning light source at room temperature Not used If the scanning operation is started when the scanning light source is off then it will come on for scanning These selectors determine how long the light source is ON after scanning If these selectors are set to 1 1 1 the light source goes off immediately after the scanning sequence Sel...

Страница 303: ...pped with LAN interface WSW43 Function setting 21 Selector No Function Setting and Specifications 1 Not used 2 3 Wait time for PC Fax reception Class 2 and FPTS command transmission No 2 3 0 0 50 ms 0 1 100 ms 1 0 150 ms 1 1 0 ms 4 5 Detection time of 2100 Hz CED or ANSam No 4 5 0 0 200 ms 0 1 300 ms 1 0 400 ms 1 1 500 ms 6 Not used 7 Automatic start of remote maintenance 0 No 1 Yes 8 JPEG coding ...

Страница 304: ...min 1 1 1 30 min NOTE Selectors 6 through 8 are applicable only to models equipped with ADF units Selectors 6 through 8 Effective time length of the white level compensation data obtained beforehand Not used If you set documents in the ADF and the document front sensor detects them the controller will make correction of the reference voltage to be applied to white level compensation for document s...

Страница 305: ...position after you set them in the ADF as well as determining whether or not the ADF automatically draws in documents Selectors 4 through 6 Periodical correction intervals of the reference voltage applied to white level compensation for document scanning during standby Not used These selectors set the correction intervals in seconds of the reference voltage to be applied to white level compensatio...

Страница 306: ...evel Setting this selector to 0 will keep all parallel output pins of the machine at high level Use this setting if Resource Manager bundled with MFC models installed to WindowsNT running on the connected PC fails to monitor the power ON OFF state of the machine Selector 4 Previous filtering parameters for white level compensation At the start of scanning operation the machine usually initializes ...

Страница 307: ...4 are applicable only to models supporting pseudo ringing of a connected external telephone Selector 1 Handling paper at the occurrence of a paper feed timing error Not used When feeding paper to the print start position the machine might cause a feed timing error so that the registration sensor goes ON signaling the presence of paper This selector determines whether the machine prints on the curr...

Страница 308: ...0 175 700 1 1 1 200 800 6 8 USB setup latency Not used No 6 7 8 0 0 0 Default period 0 0 1 Shorter 1 0 1 0 Longer 1 0 1 1 Longer 2 1 0 0 Longer 3 1 0 1 Longer 4 1 0 0 Shorter 2 1 1 1 Shorter 3 Selectors 3 through 5 Entry number of network PC scanner The default setting of the PC entry number is 25 per application when four applications are supported Up to 100 can be entered totally Selectors 6 thr...

Страница 309: ...t in black Not used 0 No Normal color print 1 Yes Selectors 4 and 5 Command flag detection time After receiving a command flag the machine will wait for the command that should follow for the time length specified by these selectors Selector 8 Print in black Not used Setting this selector to 1 allows printing in black only so that the machine can continue printing even if any color ink cartridge s...

Страница 310: ...11 V 1 0 25 V 1 1 31 V NOTE WSW50 is applicable to models equipped with SDAA circuits NOTE The machine does not support the SDAA Selectors 5 and 6 Current control to be applied immediately after connection of the line Not used FAX models equipped with an SDAA circuit on which an NTU chip is mounted might not be connected to a broad band line such as an ADSL Asynchronous Digital Subscriber Line in ...

Страница 311: ... Confidential WSW51 Function setting 16 Selector No Function Setting and Specifications 1 Output of communications error report when transmission verification report is disabled 0 Enable 1 Disable 2 8 Not used ...

Страница 312: ...Confidential FAX 2820 2825 2910 2920 MFC 7220 7225N APPENDIX 5 WIRING DIAGRAM This appendix provides the wiring diagram that helps you understand the connections between PCBs ...

Страница 313: ...V HEAT ON 24RET TNRLED PEDG_SEN 24V 24RET FRONT_SEN 11 10 9 8 7 6 5 4 3 2 1 CN5 15 14 13 12 STHM 1 CN16 2 S0V S0V STB 5V 7 6 5 2 1 16 11 9 BD VCC DATA GND LDHALF 4 3 2 1 B4 3 3V CN12 4 3 BB B AB A STHM 1 CN15 2 3 3V 17 VCC3 3V CN14 19 PWM VCLN SENSE HU HU HV HV FAN ON MW MW VCC GND COILU COILU COILV COILV COILW COLIW 11 10 9 8 7 6 5 4 3 2 1 CN17 17 14 13 12 SENSE HU HU HV HV HW HW VCC GND U U V V ...

Страница 314: ...5N APPENDIX 6 CIRCUIT DIAGRAMS This appendix provides the circuit diagrams of the NCU PCB and power supply PCB A NCU PCB U S A and CANADA models NCU PCB EUROPE models B Power Supply PCB 100V U S A and CANADA models Power Supply PCB 200V EUROPE models ...

Страница 315: ...1SS120 R7 100 2W GND D5 RA 242M C6 R6 6 2k D1 ERA15 04 D4 RA 351M V6 2 D2 S1ZB60 A1 A2 R1 120 2W R2 24k FG 6B CI GND 24V R5 6 2k C1 C474 250V PH3 TLP421 A K E C T1 BT 27 GND R4 6 2k 6B SL R11 4 3k 5A SL GND 2C TELRL 2A CML 2B PLS 5B RL1 24V 3D TELSL 2C TELOFF 4B CI 5V J3 285D D440J 111 1 XX 2 XX 3 XX 4 XX 5 GND 6 GND 5V Q1 C5395 C B E 6B TELOFF 6B CML GND 6B TELRL R20 100 C13 C470 10V GND 5V GND F...

Страница 316: ...8 C18 C561 R16 100k GND C10 C104 5V C11 C561 C22 C823 6C RL1 REF C9 C10 16V C14 C183 R22 68k 4C CI GND 6B RL1 3C TELOFF 24V 5V 2C TELRL 2A CML 6B SL 3D TELSL 1B PLS 4B CHRG 2B RDPS R25 820 C8 C470 6 3V GND R27 1k 5V REF C13 C101 GND C5 C10 6C TELSL C12 C102 R28 2 7k D7 1SS120 C20 C104 R21 0 D8 1SS120 R15 0 NC R10 150 GND REF C6 C100 16V NC C17 C102 GND 6C TELRL R29 100 GND U1 BA10358 6 5 7 C16 C10...

Страница 317: ......

Страница 318: ......

Страница 319: ...Confidential FAX 2820 2825 2910 2920 MFC 7220 7225N APPENDIX 7 LOCATION TO ATTACH THE CAUTION LABEL S ...

Страница 320: ...App 7 1 Confidential LOCATION TO ATTACH THE CAUTION LABEL S CAUTION LABEL S 30x30 CAUTION LABEL S 13x40 Caution label S 30x30 Caution label S 13x40 ...

Страница 321: ...February 05 SM FAX037 13 8X5A01 Printed in Japan ...

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