Brother MFC-9840CDW Service Manual

Confidential
5-40
2.1.3 Resetting the Life Counter of the Drum Unit
<Function>
This function allows you to reset the page counter of the drum unit and increase the number of
replacement times by one.
<Operating Procedure>
(1) Press the 3 and 9 buttons at the same time in the ready state.
The “Reset Menu” will appear on the LCD.
(2) Press the
button a few times to select “Drum unit”.
(3) Press the OK button.
The “1. Reset 2. Exit” will appear on the LCD.
(4) Press the 1 button when resetting the page counter of the drum unit. Press the 2 button if
not resetting.
(5) The “Drum unit / Accepted” will appear on the LCD if pressing the 1 button. The page
counter of the drum unit is reset, and the number of replacement times is increased by
one. Then, the machine returns to the ready state.
If pressing the 2 button, the machine returns to the Drum unit and you need to press
Stop/Exit button to go back to the ready state without performing any operation.
2.1.4 Resetting the Life counter of the Paper Feeding Kit
<Function>
This function allows you to reset the page counter of the paper feeding kit and increase the
number of replacement times by one.
<Operating Procedure>
(1) Press the 3 and 9 buttons at the same time in the ready state.
The “Reset Menu” will appear on the LCD.
(2) Press the
button a few times to select “PF kit 1”.
(3) Press the OK button.
The “1. Reset 2. Exit” will appear on the LCD.
(4) Press the 1 button when resetting the page counter of the paper feeding kit. Press the 2
button if not resetting.
(5) The “PF kit 1 / Accepted” will appear on the LCD if pressing the 1 button. The page
counter of the paper feeding kit is reset, and the number of replacement times is increased
by one. Then, the machine returns to the ready state.
If pressing the 2 button, the machine returns to the PF kit 1 and you need to press
Stop/Exit button to go back to the ready state without performing any operation.

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