Brother MFC-J6930DW Service Manual

Confidential
2-45
Error Code 810F
MP tray recording paper size error (during copy printing) (Only the models with
multiple trays)
The registration sensor and paper width sensor detect recording paper smaller than
the setting size.
Error Code 8120
Recording paper size error (during PC printing/Copy/AirPrint printing)
The registration sensor and paper width sensor detect that the size of the loaded
recording paper does not match the recording paper size setting.
< User Check >
- Check that the recording paper of the specified size is used.
- Check that recording paper is loaded in correct direction in the tray.
- Check that dark recording paper is not used.
-
Clean the platen.
Step Cause Solution
1 Registration actuator caught
on the surrounding parts
Set the registration actuator into place.
2 CR encoder strip stained Clean the CR encoder strip.
3 PF encoder disk stained Clean the PF encoder disk and flushing guide.
(refer to "Precautions for Troubleshooting and/
or Disassembly/Assembly")
4 CR encoder strip defective Replace the CR encoder strip.
5
PF encoder disk defective Replace the PF encoder disk.
6 Paper width sensor defective Replace the carriage PCB ASSY.
7
PF encoder sensor defective Replace the PF encoder sensor PCB.
8 Registration sensor defective Replace the registration sensor PCB.
9 Carriage motor defective Replace the carriage motor.
10 Paper feed motor defective Replace the paper feed motor.
11 Maintenance unit defective Replace the maintenance unit.
12 Main PCB defective Replace the main PCB.

Brother MFC-J6930DW Specifications

General

N-up printing	2, 4, 9, 16, 25
Duplex printing	Yes
Print technology	Inkjet
Maximum resolution	1200 x 4800 DPI
Print speed (ISO/IEC 24734) mono	22 ipm
Print speed (ISO/IEC 24734) color	20 ipm
Time to first page (black, normal)	6 s
Duplex print speed (ISO/IEC 24734) mono	12 ipm
Duplex print speed (ISO/IEC 24734) color	11 ipm
Print speed (black, normal quality, A4/US Letter)	35 ppm
Print speed (color, normal quality, A4/US Letter)	27 ppm
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
Copy speed (black, normal quality, A4)	12 cpm
Copy speed (color, normal quality, A4)	9 cpm
Scan to	E-mail, E-mail Server, FTP, File, Image, OCR, USB
Scan drivers	SANE, TWAIN, WIA
Scanner type	Flatbed & ADF scanner
Grayscale levels	256
Input color depth	48 bit
Output color depth	24 bit
Image formats supported	JPG
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Faxing	Mono faxing
Fax memory	200 pages
Modem speed	33.6 Kbit/s
Display	LCD
Control type	Touch
Product color	Black
Display diagonal	3.7 \
Market positioning	Business
Internal memory	256 MB
Card reader integrated	No
Paper tray media types	Glossy paper, Plain paper, Recycled paper, Thin paper
Non-ISO print media sizes	Folio
ISO A-series sizes (A0...A9)	A3, A4, A5, A6
Maximum ISO A-series paper size	A3
Standard interfaces	Ethernet, NFC, USB 2.0, Wireless LAN
USB 2.0 ports quantity	1
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Security features	APOP, SMTP-AUTH, SSL / TLS (IPPS, HTTPS, FTPS, SMTP, POP3, IMAP4), SNMP v3 802.1x (EAP-MD5, EAP-FAST, PEAP, EAP-TLS, EAP-TTLS), Kerberos
Cabling technology	10/100Base-T(X)
Security algorithms	64-bit WEP, 128-bit WEP, 802.1x RADIUS, SMTP-AUTH, WPA-PSK, WPA2-PSK
Ethernet LAN data rates	10, 100 Mbit/s
Online services supported	Dropbox, Evernote, Facebook, Flickr, Google Drive, OneDrive, OneNote
Mobile printing technologies	Apple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service
Package depth	568 mm
Package width	681 mm
Package height	500 mm
Package weight	28300 g
Power consumption (off)	0.04 W
Power consumption (sleep)	1.7 W
Power consumption (standby)	6.5 W
Power consumption (average operating)	29 W
Sustainability certificates	Blue Angel, ENERGY STAR
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	100 sheets
Auto document feeder (ADF) input capacity	50 sheets
Digital sender	-
Maximum duty cycle	30000 pages per month
Recommended duty cycle	250 - 2000 pages per month
Mac operating systems supported	Mac OS X 10.9 Mavericks
Mobile operating systems supported	Android
Windows operating systems supported	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64
Bundled software	- Brother Control Center Version 4 - Nuance PaperPort Version 14 - Brother Control Center Version 2
Noise level	50 dB
Harmonized System (HS) code	84433100

Weight and Dimensions

Depth	477 mm
Width	575 mm
Height	375 mm