Brother MFC-9840CDW Service Manual

Confidential
2-1
CHAPTER 2 PERIODICAL MAINTENANCE
To avoid creating secondary problems by mishandling, follow the warnings below during
maintenance work.
WARNING
- Always turn off the power switch and unplug the power cord from the power outlet before
accessing any parts inside the machine.
- When opening the front cover or back cover to access any parts inside the machine, never
touch the shaded parts shown in the following figures.
1. CONSUMABLE PARTS
The consumable parts described in this section are parts which are subject to deterioration or
damage and should be replaced at least once during the period of warranty of the product if
any printing quality problem appears.
Parts Approximate Life
Standard cartridge Approx. 2,500 pages A4/Letter pages @
5% coverage
Black
High-capacity
cartridge
Approx. 5,000 pages A4/Letter pages @
5% coverage
Standard cartridge Approx. 1,500 pages A4/Letter pages @
5% coverage
Toner Cartridge
Cyan,
Magenta,
Yellow
High-capacity
cartridge
Approx. 4,000 pages A4/Letter pages @
5% coverage
Drum Unit Approx. 17,000 pages A4/Letter pages
Life expectancy will vary depending on
number of continuous printing pages.
(Refer to “Life of Drum Unit”.)
Belt Unit Approx. 50,000 pages A4/Letter pages
Life expectancy will vary depending on
number of continuous printing pages.
(Refer to “Life of Belt Unit”.)
Waste Toner Box Approx. 20,000 pages A4/Letter pages @
5% coverage for CMYK each

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