Brother MFC-8520DN Service Manual

5-44
Confidential
1.3.27 Display machine error code (function code: 82)
<Function>
This function is used to display the latest error code on the LCD.
<Operation Procedure>
(1) Press the [8] and [2] buttons in this order in the initial state of maintenance mode.
"MACHINE ERR XXXX" is displayed on the LCD.
(2) When the [Stop/Exit] button is pressed, the machine returns to the initial state of
maintenance mode.
1.3.28 Send communication log information to telephone line (function code: 87)
<Function>
This function is used to send the error list to service personnel at a remote service station
when a fax communication problem has occurred in the user's machine. Receiving the error
list allows the service personnel to analyze the problem current in the user's machine.
<Operation Procedure>
• Service side
(1) The service personnel connects the telephone line to the target user.
• User side
(2) While the machine is in the ready state, press the [Menu], [Start], [0], [8], and [7]
buttons in this order. "SENDING P.01" is displayed on the LCD, and the error list is
sent.
(3) When sending the error list is completed, the machine returns to the ready state.
1.3.29 Reset counters for periodic replacement parts (function code: 88)
<Function>
This function is used to reset the corresponding counter after the fuser unit, laser unit or any of
the paper feeding kits is replaced. The number of times the part has been replaced is
increased by one, and the warning message "Replace ***" is cleared.
<Operation Procedure>
(1) Press the [8] button twice in the initial state of maintenance mode. "Parts Replacement/
Reset-Laser Unit" is displayed on the LCD.
(2) Press the [ ] or [ ] button to display the part for which the counter is to be reset, and
press the [Start] button.
The counters for the following parts must be reset after these parts are replaced:
• Laser Unit
• Fuser Unit
•PF Kit MP
•PF Kit T1
•PF Kit T2
When resetting the counter for the laser unit, for example, "Laser Unit OK?" is displayed
on the LCD.
(3) Press the [Start] button. The corresponding counter is reset, and the machine returns to
the initial state of maintenance mode.

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