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Brother MFC-8520DN Service Manual

Brother MFC-8520DN
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3-20
Confidential
8. DISASSEMBLY FLOW CHART
Disassembly / Re-Assembly (second)
9.1 Duplex tray
5/5
9.2 Paper tray 1
5/5
9.9.3 ADF document
output support flap
5/5
9.9.4 Document sub
tray
5/5
9.39 T1 roller holder
ASSY
5/10
9.9.12 Drive frame
ASSY / Document feed
roller ASSY 1
35/50
9.9.13 ADF motor
ASSY
10/10
9.9.2 Hinge R
15/15
9.9.12 Document
ejection shaft
5/5
9.9.12 Document
ejection roller ASSY 1
5/10
9.9.14 First side
document hold
5/5
9.9.12 Lower ADF
chute
15/20
9.9.1 Hinge ASSY L
15/15
9.7 Side cover L /
Access cover
20/20
9.9 Main shield cover
plate
20/25
9.9 ADF unit
70/50
9.9.5 ADF cover ASSY
5/10
9.9.6 Gear cover
10/10
9.9.7 Document
separate roller ASSY
5/10
9.9.10 Document feed
roller ASSY 2
5/10
9.9.10 Upper ADF
chute
15/20
9.9.11
ADF cover/
document detection
sensor PCB ASSY / First
side document scanning
position sensor PCB ASSY
/ Second side document
scanning position sensor
PCB ASSY
30/30
9.9.8 ADF separation
pad spring / ADF
separation pad
Legal model
10/30
A4 model
10/10
9.9.9 Second side CIS
unit / Second side CIS
flat cable (duplex
scanning models only)
10/15
9.11.1 First side CIS
unit
10/30
9.8 Side cover R ASSY
20/20
9.5 MP cover ASSY
5/10
9.5 MP paper guide
ASSY
10/10
9.11.1 Document
scanner top cover
ASSY
20/20
9.16 NCU PCB ASSY
50/60
9.13 Wireless LAN
PCB ASSY
10/20
9.12 Joint cover
90/100
9.14 USB host PCB
ASSY
20/30
9.15 Speaker unit
20/30
9.11 Document
scanner unit
30/40
9.42 MP roller holder
ASSY / MP separation
pad ASSY / MP
separation pad spring
20/40
9.10 Panel cover /
Printed panel cover
5/5
9.10 Control panel
ASSY
15/25
9.10 Panel PCB ASSY
30/30
9.10 Touch panel plate
25/25
9.10 LCD / Touch panel
ASSY
5/5
9.10 Rubber key L
5/15
9.10 Rubber key R
5/5
9.10 Panel light guide
5/5
9.10 Panel cover
5/5
9.10 Control panel
ASSY
20/20
9.10 Panel PCB ASSY
20/20
9.10 Rubber key C
25/25
9.10 Rubber key L
5/25
9.10 Rubber key R
5/10
9.10 Caution lamp lens
/ Panel light guide
5/5
9.10 LCD cover / Back
light ASSY / LCD
15/15
Touch panel models
Non touch panel models

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Brother MFC-8520DN Specifications

General IconGeneral
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Economical printingYes
Duplex printing modeAuto
Time to first page (black, normal)8.5 s
Print speed (black, normal quality, A4/US Letter)36 ppm
Duplex print speed (black, normal quality, A4/US Letter)9 ppm
PictBridgeNo
Scan speed2.68 sec/page
Dimensions (WxDxH)405 x 415 x 423 mm
All-in-one functionsCopy, Fax, Print, Scan
Color all-in-one functionsScan
Printing colorsBlack
Maximum duty cycle- pages per month
Recommended duty cycle500 - 3500 pages per month
Number of print cartridges1
Page description languagesBR-Script 3, Epson FX, IBM ProPrinter, PCL 6
Copier resize25 - 400 %
Maximum copy resolution1200 x 600 DPI
Maximum number of copies99 copies
N-in-1 copy function (N=)2, 4, 9, 16, 25
Time to first copy (black, normal)10.5 s
Copy speed (black, normal quality, A4)36 cpm
Scan toE-mail, E-mail Server, File, FTP, Image, OCR, USB
Scan driversICA, ISIS, TWAIN
Scanner typeFlatbed & ADF scanner
Grayscale levels256
Input color depth48 bit
Maximum scan areaLegal (216 x 356) mm
Output color depth24 bit
Image formats supportedBMP, JPG
Maximum scan resolution19200 x 19200 DPI
Document formats supportedPDF
FaxingMono faxing
Fax memory500 pages
Modem speed33.6 Kbit/s
Fax coding methodsJBIG, JPEG, MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)300
Paper input typePaper tray
Total input capacity250 sheets
Total output capacity150 sheets
Maximum input capacity850 sheets
Maximum number of input trays2
Multi-Purpose tray input capacity50 sheets
Auto document feeder (ADF) input capacity35 sheets
Custom media width76.2 - 215.9 mm
Maximum print size216 x 356 mm
Custom media length127 - 355.6 mm
Paper tray media typesBond paper, Plain paper, Pre-Printed, Recycled paper, Thin paper
Paper tray media weight60 - 105 g/m²
Non-ISO print media sizesLegal
ISO A-series sizes (A0...A9)A4, A5, A6
ISO B-series sizes (B0...B9)B5, B6
Multi-purpose tray media typesBond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Recycled paper
Maximum ISO A-series paper sizeA4
Multi-Purpose Tray media weight60 - 163 g/m²
Auto Document Feeder (ADF) media weight64 - 90 g/m²
DisplayLCD
Market positioningHome & office
Display number of lines5 lines
Display number of characters22
Standard interfacesEthernet, USB 2.0
Security algorithms802.1x RADIUS, EAP, EAP-TLS, EAP-TTLS, MD5, PEAP
Processor familyStar Sapphire
Maximum internal memory384 MB
Sound power level (standby)37 dB
Sound pressure level (printing)59 dB
Sound pressure level (quiet mode)54 dB
AC input voltage220 - 240 V
AC input frequency50 - 60 Hz
Power consumption (off)1.2 W
Power consumption (standby)8.1 W
Power consumption (PowerSave)336 W
Power consumption (average operating)651 W
Package weight20.100 g
Sustainability certificatesENERGY STAR

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