Brother MFC-8480DN Service Manual

3-42
Confidential
4.3 Paper Jam
■ Paper jam in the paper tray and front cover
Step Cause Check Result Remedy
1
Dirt on edge
sensor
Is there paper powder in
the edge sensor?
Yes
Clean the edge sensor.
2
Registration front
actuator/edge
actuator catching
on some position
Does the registration front
actuator/edge actuator
move smoothly?
No
Re-assemble the
registration front actuator/
edge actuator.
3
Registration front
sensor PCB
(registration front
actuator/edge
actuator failure)
Does the registration front
sensor move smoothly?
(Check it following the
procedure described in
"4.10 Sensor Operational
Check (Function code
32)" in Chapter 7)
No
Replace the registration
front sensor PCB ASSY.
4
Registration
solenoid failure
Is the problem solved
after replacing the
registration solenoid?
Yes
Replace the registration
solenoid.
5
Toner LED PCB
failure
Is the problem solved
after replacing the toner
LED PCB ASSY?
Yes
Replace the toner LED
PCB ASSY.
6
High-voltage
power supply PCB
failure
Is the problem solved
after replacing the High-
voltage power supply
PCB ASSY?
Yes
Replace the High-voltage
power supply PCB ASSY.
7
Main PCB failure Is the problem solved
after replacing the Main
PCB ASSY?
Yes
Replace the Main PCB
ASSY.

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 %