PREFACE
This publication is a Service Manual covering the specifications, construction, theory of operation,
and maintenance of the Brother facsimile equipment. It includes information required for field
troubleshooting and repair--disassembly, reassembly, and lubrication--so that service personnel
will be able to understand equipment function, to rapidly repair the equipment and order any
necessary spare parts.
To perform appropriate maintenance so that the facsimile equipment is always in best condition
for the customer, the service personnel must adequately understand and apply this manual.
This manual is made up of six chapters and appendices.
CHAPTER
I
.
GENERAL DESCRIPTION
CHAPTER
II
.
INSTALLATION
CHAPTER
III
.
THEORY OF OPERATION
CHAPTER
IV
.
DISASSEMBLY/REASSEMBLY AND LUBRICATION
CHAPTER
V
.
MAINTENANCE MODE
CHAPTER
VI
.
ERROR INDICATION AND TROUBLESHOOTING
Appendix 1.
EEPROM Customizing Codes
Appendix 2.
Circuit Diagrams
This manual describes the models and their versions to be destined for major countries. The specifications
and functions are subject to change depending upon each destination.
Summary of Contents for FAX-8350P
Page 5: ...CHAPTER I GENERAL DESCRIPTION ...
Page 24: ...CHAPTER II INSTALLATION ...
Page 25: ...CHAPTER II INSTALLATION CONTENTS 1 INSTALLING THE UPDATE DATA TO THE FACSIMILE EQUIPMENT II 1 ...
Page 28: ...CHAPTER III THEORY OF OPERATION ...
Page 30: ...III 1 1 OVERVIEW Not provided on those models without handset ...
Page 40: ...III 11 Provided on models equipped with a handset Location of Sensors and Actuators ...
Page 43: ...III 14 Main PCB ...
Page 46: ...III 17 European versions ...
Page 47: ...III 18 Asian Oceanian versions ...
Page 51: ...CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 56: ...IV 3 n n Disassembly Order Flow ...
Page 81: ...IV 28 1 15 Switch Cover 1 Push the locks of the switch cover as shown below and remove it ...
Page 107: ...IV 54 ...
Page 110: ...IV 57 4 Top cover ...
Page 111: ...IV 58 5 Drive gear ASSY ...
Page 112: ...IV 59 6 Paper cassette ...
Page 113: ...CHAPTER V MAINTENANCE MODE ...
Page 120: ...V 6 Scanning Compensation Data List ...
Page 170: ...V 56 FAX4750 FAX5750 FAX8350P MFC8300 MFC8600 MFC8700 MFC9650 FAX8750P Key Button Entry Order ...
Page 176: ...CHAPTER VI ERROR INDICATION AND TROUBLESHOOTING ...
Page 204: ...VI 27 Location of High voltage Contacts and Grounding Contacts ...
Page 205: ...VI 28 ...
Page 206: ...FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 Appendix 1 EEPROM Customizing Codes ...
Page 210: ...A Main PCB 1 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 211: ...A Main PCB 2 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 212: ...A Main PCB 3 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 213: ...A Main PCB 4 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 214: ...A Main PCB 5 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 215: ...A Main PCB 6 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...
Page 216: ......
Page 217: ...A Main PCB 1 7 FAX5750 FAX8750P ...
Page 218: ...A Main PCB 2 7 FAX5750 FAX8750P ...
Page 219: ...A Main PCB 3 7 FAX5750 FAX8750P ...
Page 220: ...A Main PCB 4 7 FAX5750 FAX8750P ...
Page 221: ...A Main PCB 5 7 FAX5750 FAX8750P ...
Page 222: ...A Main PCB 6 7 FAX5750 FAX8750P ...
Page 224: ...B Modem PCB 1 3 FAX5750 FAX8750P ...
Page 225: ...B Modem PCB 2 3 FAX5750 FAX8750P ...
Page 227: ...C Engine PCB Old Version ...
Page 228: ...C Engine PCB New Version To be used with the new version of the high voltage power supply ...
Page 229: ...D NCU PCB FAX4750 MFC8300 8600 8700 U S A Canada ...
Page 230: ...D NCU PCB FAX5750 U S A Canada ...
Page 232: ...D NCU PCB Australia New Zealand ...
Page 233: ...D NCU PCB Asia ...
Page 236: ...F Power Supply PCB 100 120V Low voltage power supply ...
Page 237: ...F Power Supply PCB 200 240V Low voltage power supply ...
Page 238: ...F Power Supply PCB High voltage power supply Old Version ...
Page 240: ...Jan 00 SM8X5401 Printed in Japan ...
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Page 294: ...PL8X5401 Ver N ...