Brother MFC-7860DW Service Manual

iv
Confidential
9.10.14Document Scanning Position Detection Sensor PCB ASSY/
Document Detection/ADF Cover Open Sensor PCB ASSY ................................. 3-59
9.11 Document Cover ASSY (For models without ADF) .......................................................... 3-61
9.12 Pull Arm L / Pull Arm R / Pull Arm Spring ......................................................................... 3-63
9.13 Document Scanner Unit .................................................................................................... 3-66
9.14 Panel Unit ......................................................................................................................... 3-67
9.14.1 Panel Unit ............................................................................................................. 3-67
9.14.2 Panel PCB ASSY ................................................................................................. 3-68
9.14.3 Rubber Key L/R .................................................................................................... 3-69
9.14.4 LCD ...................................................................................................................... 3-70
9.15 CIS unit ............................................................................................................................. 3-71
9.16 Pull Arm Guide .................................................................................................................. 3-73
9.17 NCU ASSY ....................................................................................................................... 3-74
9.18 Speaker Unit ..................................................................................................................... 3-78
9.19 Joint cover ........................................................................................................................ 3-80
9.20 Fuser Unit ......................................................................................................................... 3-82
9.21 Low voltage power supply PCB ASSY ............................................................................. 3-85
9.22 Fuser Fan ......................................................................................................................... 3-88
9.23 High Voltage Power Supply PCB ASSY ........................................................................... 3-89
9.24 New Toner Sensor PCB ASSY ......................................................................................... 3-90
9.25 Filter .................................................................................................................................. 3-91
9.26 Laser Unit ......................................................................................................................... 3-92
9.27 Wireless LAN PCB ASSY (Wireless LAN model only) ..................................................... 3-94
9.28 Pick-up Roller Holder ASSY ............................................................................................. 3-95
9.29 Rubber Foot ...................................................................................................................... 3-96
9.30 Main PCB ASSY ............................................................................................................... 3-97
9.31 T1 Clutch ASSY, REG Clutch ASSY ................................................................................ 3-98
9.32 Main Frame L ASSY ....................................................................................................... 3-100
9.33 Develop Drive Sub ASSY, Develop Gear Joint/52 ......................................................... 3-102
9.34 Motor Drive Sub ASSY, Main Motor ............................................................................... 3-104
9.35 Internal Temperature Sensor .......................................................................................... 3-106
9.36 Paper Eject Sensor PCB ASSY ...................................................................................... 3-107
9.37 Fuser Gear 28/34 ............................................................................................................ 3-109
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY .............................................................................. 4-1
1.1 Rewriting the firmware (Sub firmware, Main firmware) ....................................................... 4-2
1.1.1 Checking firmware version ..................................................................................... 4-2
1.1.2 Rewriting the firmware using computer .................................................................. 4-2
1.2 Initialization of EEPROM of Main PCB ASSY (Maintenance Mode: Code 01) ................... 4-3
1.3 Setting by Country (Maintenance Mode: Code 74) ............................................................. 4-3
1.4 Setting the Serial Number ................................................................................................... 4-3

Brother MFC-7860DW Specifications

General

Secure printing	Yes
Print technology	Laser
Maximum resolution	2400 x 600 DPI
Time to first page (black, normal)	9 s
Print speed (black, normal quality, A4/US Letter)	26 ppm
Duplex print speed (black, normal quality, A4/US Letter)	5 ppm
Scan to	E-mail, E-mail Server, File, FTP, Image, OCR
Scanner type	Flatbed & ADF scanner
Grayscale levels	256
Input color depth	48 bit
Output color depth	24 bit
Image formats supported	BMP, JPG, TIF
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	600 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4
Time to first copy (black, normal)	11 s
Copy speed (black, normal quality, A4)	26 cpm
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax coding methods	JBIG, MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)	200
Total input capacity	250 sheets
Total output capacity	100 sheets
Auto document feeder (ADF) input capacity	35 sheets
Display	LCD
Market positioning	Home & office
Display number of lines	2 lines
Display number of characters	16
Internal memory	32 MB
Processor family	ARM
Processor frequency	200 MHz
Card reader integrated	No
Sound pressure level (copying)	53 dB
Sound pressure level (printing)	30 dB
Custom media width	76.2 - 216 mm
Maximum print size	216 x 406 mm
Custom media length	116 - 406.4 mm
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Paper tray media weight	60 - 105 g/m²
Non-ISO print media sizes	Letter
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Auto Document Feeder (ADF) media weight	64 - 90 g/m²
Security algorithms	128-bit WEP, 64-bit WEP, WPA-AES, WPA-PSK, WPA-TKIP, WPA2-PSK
Dimensions (WxDxH)	527 x 510 x 493 mm
All-in-one functions	Copy, Fax, Print, Scan
Color all-in-one functions	Scan
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
AC input frequency	50 - 60 Hz
Power consumption (standby)	55 W
Power consumption (PowerSave)	0.9 W
Power consumption (average operating)	445 W
Sustainability certificates	ENERGY STAR
Maximum duty cycle	- pages per month
Package weight	11600 g

Weight and Dimensions

Weight	14800 g