Brother MFC-8480DN Service Manual

2-2
Confidential
2. ELECTRONICS
2.1 General Block Diagram
Fig. 2-2
High-voltage
power supply
Low-voltage power supply
Fuser thermistor
Main PCB
Regist front
sensor
Main fan
LT sensor PCB
(PE+PEDGE)
Regist rear
sensor
Toner
sensor PCB
(Light
reception)
(Main fan)
Toner LED PCB
(Light emission)
Power supply fan
Front cover
sensor ASSY
Wireless LAN
(Wireless LAN model)
MP sensor PCB
Tray1 solenoid
Regist solenoid
Main motor
Panel PCB
DX solenoid
DX unit sensor PCB
MP solenoid
LT solenoid
Front relay
PCB
New toner
sensor
Rear relay
PCB
Paper eject
sensor
Document eject sensor
(CIS model)
LT PCB
LT1
Polygon motor
Laser diode PCB
Sensor PCB
(PE+PEDGE)
Document front sensor 1
Document front sensor 2
Document rear sensor
Switch back sensor
Document scanner
unit ASSY
ADF cover open sensor
(CIS model)
ADF
Laser unit
ADF relay
PCB
FB cover sensor
(CCD model)
Battery
NCU PCB
Speaker ASSY
Scanner motor
Scanner module
Home position
sensor (CCD model)

Brother MFC-8480DN Specifications

General

Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Economical printing	Yes
Print speed (black, normal quality, A4/US Letter)	32 ppm
Grayscale levels	256
Input color depth	48 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 number of copies	99 copies
Copy speed (black, normal quality, A4)	32 cpm
Faxing	Mono faxing
Fax memory	600 pages
Modem speed	33.6 Kbit/s
Power supply type	AC
Weight (imperial)	40.3 lbs
Dimensions (WxDxH)	530.8 x 449.5 x 474.9 mm
Power requirements	110 - 240V, 50/60 Hz
All-in-one functions	Copy, Fax, Scan
Standard media sizes	2.75'' - 8.5\
Maximum internal memory	0.576 GB
Color all-in-one functions	scan, n
Compatible operating systems	Windows OS Mac OS
Package dimensions (W x D x H)	24.7 x 22.3 x 22.6 \
Total input capacity	250 sheets
Total output capacity	150 sheets
Auto document feeder (ADF) input capacity	50 sheets
Display	LCD
Market positioning	Business
Internal memory	64 MB
Sound pressure level (copying)	56 dB
Sound pressure level (printing)	30 dB
Maximum print size	216 x 356 mm
Paper tray media types	Bond paper, Envelopes, Plain paper, Recycled paper, Transparencies
Non-ISO print media sizes	Executive
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Supported network protocols (IPv4)	ARP, RARP, BOOTP, DHCP, APIPA, LLMNR, LPR/LPD, IPP/IPPS, FTP, HTTP/HTTPS, SSL/TLS, TFTP, SMTP, APOP, POP, SMTP, SMTP-AUTH, SNMPv1/v2c/v3, ICMP, LLTD, CIFS, SNTP, NDP, RA, DNS, mDNS, ICMPv6
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Power consumption (standby)	18 W
Power consumption (average operating)	680 W
Package weight	21645 g
Sustainability certificates	ENERGY STAR
Maximum duty cycle	30000 pages per month
Recommended duty cycle	3500 pages per month
Operating temperature (T-T)	10 - 32.2 °C
Operating relative humidity (H-H)	20 - 80 %