Brother MFC-8520DN Service Manual

2-20
Confidential
Error
codes
Problem
Refer
to:
Error
codes
Problem
Refer
to:
7100
Detected an error in the
synchronized signal of the
polygon motor for the laser unit.
2-41 8300
Detected discharge when the
number of rotations of the drum
has exceeded twice the life limit.
2-44
7200
Cannot detect the signal from
the beam detecting sensor for
the laser unit.
2-41 8400
The eject sensor remains ON
(paper pass detected) for more
than the specified time even
after the registration rear sensor
detected the end of paper pass.
2-44
7300 An unidentified error occurred. 2-41 8500
The T1 paper feed sensor
detected that paper tray 1 was
not set.
2-45
7400 An unidentified error occurred. 2-41 8600 An unidentified error occurred. 2-45
7500
The internal temperature
thermistor detected a
temperature higher than the
specified value.
2-41
8700 An unidentified error occurred. 2-45
7600
The center thermistor of the
fuser unit detected a
temperature rise greater than the
specified value within the
specified time.
2-42 8800
The eject sensor does not detect
paper pass after the registration
rear sensor detected the end of
paper pass.
2-45
7800
The center thermistor of the
fuser unit detected a
temperature fall greater than the
specified value within the
specified time.
2-42 8900
The registration front sensor
detected that the paper fed was
smaller than or larger than the
specified size in duplex printing
mode.
2-46
7A00
Cannot detect the synchronized
signal of the main motor.
The speed of the main motor
does not stabilize within the
specified time.
2-42 8A00
The registration front sensor
does not detect paper pass
within the specified time after the
T1 paper feed sensor detected
paper pass.
2-46
7B00 An unidentified error occurred. 2-43 8B00
The registration front sensor
does not detect paper pass
within the specified time after the
T2 paper feed sensor detected
paper pass.
2-46
7C00 An unidentified error occurred. 2-43 8C00
The registration front sensor
does not detect paper pass
within the specified time after the
paper was picked up from the
MP tray.
2-47
7D00
Detected discharge that may be
attributable to dirty corona wire
on the drum unit.
2-43 8D00
When the power switch was
turned ON, the eject sensor
detected paper pass or detected
that the fuser cover was open.
2-47
7E00 An unidentified error occurred. 2-43 8E00 An unidentified error occurred. 2-47
7F00 An unidentified error occurred. 2-43 8F00 An unidentified error occurred. 2-47
8000
The registration front sensor
detected that the paper length
was too short when faxing or
printing a list or report.
2-43 8F01
When copying from the MP tray,
the size of paper set in the MP
tray does not match the size
specified by the driver.
2-48
8100 An unidentified error occurred. 2-44 8F02
When copying from paper tray 1,
the size of paper set in paper
tray 1 does not match the size
specified by the driver.
2-48
8200 An unidentified error occurred. 2-44 8F03
When copying from paper tray 2,
the size of paper set in paper
tray 2 does not match the size
specified by the driver.
2-48

Brother MFC-8520DN Specifications

General

Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Economical printing	Yes
Duplex printing mode	Auto
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
PictBridge	No
Scan speed	2.68 sec/page
Dimensions (WxDxH)	405 x 415 x 423 mm
All-in-one functions	Copy, Fax, Print, Scan
Color all-in-one functions	Scan
Printing colors	Black
Maximum duty cycle	- pages per month
Recommended duty cycle	500 - 3500 pages per month
Number of print cartridges	1
Page description languages	BR-Script 3, Epson FX, IBM ProPrinter, PCL 6
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 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 to	E-mail, E-mail Server, File, FTP, Image, OCR, USB
Scan drivers	ICA, ISIS, TWAIN
Scanner type	Flatbed & ADF scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan area	Legal (216 x 356) mm
Output color depth	24 bit
Image formats supported	BMP, JPG
Maximum scan resolution	19200 x 19200 DPI
Document formats supported	PDF
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax coding methods	JBIG, JPEG, MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)	300
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	150 sheets
Maximum input capacity	850 sheets
Maximum number of input trays	2
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Custom media width	76.2 - 215.9 mm
Maximum print size	216 x 356 mm
Custom media length	127 - 355.6 mm
Paper tray media types	Bond paper, Plain paper, Pre-Printed, Recycled paper, Thin paper
Paper tray media weight	60 - 105 g/m²
Non-ISO print media sizes	Legal
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Multi-purpose tray media types	Bond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Recycled paper
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Auto Document Feeder (ADF) media weight	64 - 90 g/m²
Display	LCD
Market positioning	Home & office
Display number of lines	5 lines
Display number of characters	22
Standard interfaces	Ethernet, USB 2.0
Security algorithms	802.1x RADIUS, EAP, EAP-TLS, EAP-TTLS, MD5, PEAP
Processor family	Star Sapphire
Maximum internal memory	384 MB
Sound power level (standby)	37 dB
Sound pressure level (printing)	59 dB
Sound pressure level (quiet mode)	54 dB
AC input voltage	220 - 240 V
AC input frequency	50 - 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 weight	20.100 g
Sustainability certificates	ENERGY STAR