Brother MFC-9840CDW Service Manual

Confidential
App. 2-1
APPENDIX 2 DELETION OF PERSONAL INFORMATION
The personal information in the machine is recorded in the EEPROM on the main PCB. It
cannot be deleted all by a single operation. Use Function code 01 in the maintenance mode,
unplug the AC cord from the electrical outlet, and disconnect the backup battery.
Operating Procedure
[ 1 ] Using Function code 01
Using Function code 01 (EEPROM Parameter Initialization) in the maintenance mode
deletes the following data that have been recorded in the EEPROM on the main PCB:
- Activity report
- Station ID data
- Outside line number
- One-touch dialing
- Speed dialing
- Group dialing
- Call transfer data
<Operating Procedure>
(1) Press the Menu and Black Start buttons in this order. Next press the
button
four times to make the machine enter the maintenance mode.
TIP:
FAX models equipped with a numerical keypad can enter the maintenance mode
in the same way as conventional models; that is, by pressing the Menu, *, 2, 8, 6
and 4 buttons in this order.
(2) Press the 0 and 1 buttons in this order in the initial stage of the maintenance
mode.
Parameter initialization starts and the “PARAMETER INIT” appears on the LCD.
(3) Upon completion of parameter initialization, the machine beeps for one second
and returns to the initial stage of the maintenance mode.
[ 2 ] Unplugging the AC cord from the electrical outlet and disconnecting the backup
battery
Unplugging the AC cord from the electrical outlet and disconnecting the backup battery
deletes the Caller ID list, fax data received into memory, transmission verification report
(for image), broadcasting report and batch transmission data (in the memory).
<Operating Procedure>
(1) Unplug the AC cord from the electrical outlet.
(2) For models with backup battery, disconnect the backup battery harness from the
main PCB.
(3) Leave the machine for approx. 24 hours.

Brother MFC-9840CDW Specifications

General

Print technology	Laser
Maximum resolution	600 x 2400 DPI
Economical printing	Yes
Time to first page (black, normal)	16 s
Time to first page (color, normal)	17 s
Print speed (black, normal quality, A4/US Letter)	20 ppm
Scan to	E-mail, FTP, OCR, USB
Scanner type	Flatbed scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
N-in-1 copy function (N=)	4, 9, 16, 25
Copy speed (black, normal quality, A4)	16 cpm
Faxing	Mono faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	128 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	54.5 dB
Custom media sizes	(69.9 - 216mm) - (116 - 406.4mm)
Dimensions (WxDxH)	530 x 539 x 520 mm
Networking features	10/100Base-TX
Wireless technology	IEEE 802.11b/g
All-in-one functions	Copy, Fax, Scan
Maximum internal memory	0.640 GB
Color all-in-one functions	copy, print, scan
Media weight (tray 1)	60 - 105g/m2
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Security algorithms	LEAP
Supported network protocols (IPv4)	TCP/IP (IPv4 & IPv6)
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Bundled software	ScanSoft PaperPort (Win) NewSoft Presto! PageManager (Mac)
Power consumption (PowerSave)	36 W
Power consumption (average operating)	515, 100 W
Package weight	45800 g
Digital sender	No
Maximum duty cycle	3000 pages per month
Market positioning	Business