Brother MFC-8480DN Service Manual

3-79
Confidential
■ Paper jam in the ADF
■ Paper jam in the paper eject section
<User Check>
- Check whether length does not use paper equal to or less than 148 mm.
Step Cause Check
Result Remedy
1
Foreign object
inside ADF
Is there a foreign object
inside ADF?
Yes
Remove the foreign
object.
2
Document rear
actuator catching
on some position
Does the document rear
actuator move smoothly? No
Re-assembly the
document rear actuator.
3
Flap A catching on
some position
(CCD model)
Does the flap A move
smoothly? No
Re-assembly the flap A.
4
Flap B catching on
some position
(CCD model)
Does the flap B move
smoothly? No
Re-assembly the flap B.
5
Switch back flap B
catching on some
position
(CIS model)
Does the switch back flap
B move smoothly?
No
Re-assembly the switch
back flap B.
6
LF4/2 film
catching on some
position
Does the LF4 film move
smoothly? (CCD model)
Does the LF2 film move
smoothly? (CIS model)
No
Replace the LF4 film.
(CCD model)
Replace the LF2 film.
(CIS model)
7
Document rear
sensor
malfunction
Does the document rear
sensor move smoothly?
(Check it following the
procedure described in
“Maintenance mode 32”)
No
Replace the document
rear sensor.
8
Feed roller failure Does the feed roller move
smoothly? Is it damaged?
No
Replace the feed roller.
Step Cause Check
Result Remedy
1
Foreign object
around paper eject
Is there a foreign object
around paper eject?
Yes
Remove the foreign
object.
2
Pinch roller
malfunction
Is the pinch roller of the
eject roller attached to the
eject roller?
No
Re-assembly the pinch
roller.
3
Eject roller failure Does the eject roller
move smoothly? Is it
damaged?
No
Replace the eject roller.

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 %