Brother MFC-7320 Service Manual

iv
Confidential
7. SOFTWARE SETTING PROBLEMS ......................................................................................... 1-45
8. NETWORK PROBLEMS ........................................................................................................... 1-46
9. TROUBLESHOOTING OF THE COMMUNICATIONS ERROR ................................................ 1-47
10. Troubleshooting of the control panel ......................................................................................... 1-51
11. Troubleshooting of fax functions ................................................................................................ 1-53
12. OTHERS PROBLEMS ............................................................................................................... 1-57
CHAPTER 2 PERIODICAL MAINTENANCE ...................................................... 2-1
1. CONSUMABLE PARTS ............................................................................................................... 2-1
2. PERIODICAL PEPLACEMENT PARTS ...................................................................................... 2-2
CHAPTER 3 DISASSEMBLY AND ASSEMBLY ................................................ 3-1
1. SAFETY PRECAUTIONS ............................................................................................................ 3-1
2. PACKING ..................................................................................................................................... 3-2
3. SCREW TORQUE LIST .............................................................................................................. 3-3
4. LUBRICATION ............................................................................................................................. 3-5
5. OVERVIEW OF GEARS .............................................................................................................. 3-8
6. HARNESS ROUTING .................................................................................................................. 3-9
7. DISASSEMBLY FLOW .............................................................................................................. 3-15
8. DISASSEMBLY PROCEDURE .................................................................................................. 3-16
8.1 SEPARATION PAD ASSY ................................................................................................ 3-17
8.2 FRONT COVER ASSY ..................................................................................................... 3-18
8.2.1 FRONT COVER ASSY ......................................................................................... 3-18
8.2.2 PAPER STOPPER L / PAPER STOPPER S ....................................................... 3-20
8.3 BACK COVER / OUTER CHUTE ASSY ........................................................................... 3-21
8.3.1 BACK COVER ...................................................................................................... 3-21
8.3.2 OUTER CHUTE ASSY ......................................................................................... 3-22
8.4 FUSER COVER ASSY ..................................................................................................... 3-23
8.4.1 FUSER COVER ASSY ......................................................................................... 3-23
8.4.2 EJECT ACTUATOR / EJECT ACTUATOR SPRING ........................................... 3-24
8.4.3 EJECT ROLLER ASSY 1 / BUSH C / BUSH R / BUSH L ................................... 3-25
8.5 JOINT COVER SUB CHUTE ASSY ................................................................................. 3-26
8.6 INNER CHUTE ASSY ....................................................................................................... 3-27
8.7 FUSER UNIT .................................................................................................................... 3-28
8.8 CORNER COVER ............................................................................................................ 3-30
8.9 SIDE COVER L ASSY / SIDE COVER SUB L ................................................................. 3-31
8.9.1 SIDE COVER L ASSY .......................................................................................... 3-31
8.9.2 SIDE COVER SUB L ............................................................................................ 3-32

Brother MFC-7320 Specifications

General

Print technology	Laser
Maximum resolution	2400 x 600 DPI
Time to first page (black, normal)	10 s
Print speed (black, normal quality, A4/US Letter)	18 ppm
Copier resize	25 - 400 %
PC free copying	Yes
Maximum copy resolution	600 x 600 DPI
Copy speed (black, normal quality, A4)	11 cpm
Faxing	Mono faxing
Fax memory	400 pages
Fax speed dialing (max numbers)	200
Total input capacity	250 sheets
Total output capacity	100 sheets
Multi-Purpose tray input capacity	1 sheets
Auto document feeder (ADF) input capacity	35 sheets
Sound power level (standby)	32 dB
Sound pressure level (printing)	53 dB
Standard interfaces	USB 2.0
Dimensions (WxDxH)	428 x 396 x 304 mm
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	scan, n
Compatible operating systems	Windows Vista, XP (32 & 64 bit); Windows 2000, Mac OS X 10.2.4 en recenter Linux printer driver
Power consumption (standby)	75 W
Power consumption (PowerSave)	9 W
Power consumption (average operating)	320 W
Display	LCD
Market positioning	Home & office
Media weight (tray 1)	60 - 105 g/m²
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
Bundled software	ScanSoft Paperport 11 SE+OCR, Newsoft Presto!, PageManager7 (Mac)
Package weight	14.900 g
Grayscale levels	256
Input color depth	24 bit
Sustainability certificates	ENERGY STAR