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Brother MFC-9840CDW Service Manual

Brother MFC-9840CDW
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Confidential
3-34
6. DISASSEMBLY FLOW
5s/5s
8.3
15s/15s
8.9
10s/10s
8.4
20s/20s
8.6
10s/10s
8.10
45s/60s
8.29
40s/50s
8.37
110s/120s
8.38
40s/40s
8.41
45s/60s
8.42
80s/80s
8.43
15s/20s
8.44
10s/10s
8.51
15s/15s
8.28
20s/50s
8.48
70s/70s
8.49
Each
10s/20s
8.45
10s/10s
8.14
10s/10s
8.46
35s/35s
8.47
20s/20s
8.27
95s/120s
8.39
40s/40s
8.7
30s/50s
8.11
75s/75s
8.8
10s/10s
8.12
30s/30s
8.30
10s/15s
8.31
60s/70s
8.32
10s/10s
8.33
20s/20s
8.34
20s/40s
8.35
50s/60s
8.36
20s/20s
8.15
30s/30s
8.17
15s/30s
8.18
30s/45s
80s/80s
8.19
660s/800s
8.21
220s/280s
8.22
30s/45s
8.23
60s/60s
8.24
40s/40s
8.25
8.40
8.50
35s/35s
8.53
15s/15s
8.54
Each
10s/20s
20s/20s
8.55
5s/5s
8.56
5s/5s
8.57
8.52
15s/15s
5s/5s
8.58
40s/60s
8.59
60s/70s
8.13
20s/20s
8.26
10s/10s
8.5
20s/25s
20s/20s 10s/10s 25s/25s 5s/5s 5s/5s
8.1
25s/25s
8.16
20s/20s
8.2
8.20
30s/45s
-ADFcover(20s/25s)
-ADFfrontcover(20s/20s)
-ADFbackcover(20s/20s)
-ADFchuteASSY(50s/80s)
-Mainchute(35s/45s)
-SubchuteASSY(10s/10s)
-EachLFRoller(60s/80s)
-Hingearm(5s/5s)
-Hingebase(15s/15s)
-HingeLASSY(10s/15s)
-PFrollerholderASSY(15s/20s)
-ExitrollerASSY(15s/20s)
-ADFrelayPCBASSY(10s/10s)
etc.
-ScannertopcoverASSY(25s/35s)
-LockleverASSY(15s/15s)
-CCDmodule(20s/35s)
-FFCcableASSY(10s/20s)
-Scannermotor(30s/40s)
-PulleyASSY(10s/20s)
-Photointerrupter(10s/15s)
-DressingcoverFBFL/FR(30s/30s)
-DressingcoverFBbaseL/R(30s/30s)
-DressingcoverFBtop(15s/15s)
BasicOperation
Disassembly/Re-Assembly(sec.)
ACcord
MPcoverASSY/
MPpaperguideASSY
Paperguide/
HVTRtopcover
MPliftarm2/
MProllerholderASSY
Backcoverupper
TransferHVPSPCBunit
THM/HUMsensor
holderASSY
EnginePCBASSY
MainPCBASSY/
Groundplate/
Groundspringplate
Developdrive
motorASSY
DrumdriveASSY/
Drumphasesensor
PCBASSY1,2
DriveframeunitASSY
Paperfeed/beltcleaner
motorASSY
DrumlockleverL
Beltcleanerrelease
sensorPCBASSY
TonersensorPCBASSY
K,Y,M,C(TE/NEW)
Newtoneractuator/
Newtoneractuator
spring
Developrelease
sensorPCBASSY
Drumunitfan(OPC)
Developpress
driveLASSY
Frontcoverinterlock
switchASSY
Paperfeedframeunit
(35s/50s)/
T1PE/edgesensor
PCBASSY(60s/70s)
Wastetonernear/full
sensorASSY
PaperejectASSYDX
Registration-marksensorPCB
ASSY1,2/Densitysensor/
RegistrationrelayPCBASSY/
TransferHVPSPCBASSY
BackcoverASSY
SidecoverLASSY
Releaserack
FrontdoorunitASSY
HarnesscoverMP
Frontdoorsub
ELelectrodespringL/R
Hookcover/
Frontcoverreleasebutton/
Buttonspring(30s/30s)/
Frontdoormain(20s/30s)
Hookshaft/Hook/
Hookspring
SidecoverRASSY
DriverPCBASSY
PullarmL,R/Hinge
protectioncoverASSY
ADFunit
Documentscannerunit
Panelunit
SpeakerASSY
NCUPCBASSY
BatteryASSY
SideplateRASSY
ChargeHVPS
PCBASSY
TonerLEDPCBASSY
JointcoverASSY
Airintakefan(AIR)
Fuserunitfan(FU)
DrumlockleverR
LVPSfan(PS)
PSPCBunit
Beltunitdrive
motorASSY
Laserunit(60s/60s)
Hookslope(20s/20s)
SideplateLB
RollerholderASSYPaperstopperDXFeedASSY Fuserunit/
TonerfilterframeASSY
Tonercartridge Drumunit Papertray Beltunit
Wastetonerbox
-Earthplate(15s/15s)
-Registration-marksensor
PCBASSY1(10s/10s)
-Registration-marksensor
PCBASSY2(10s/10s)
-RegistrationrelayPCB
ASSY(10s/10s)
-TransferHVPSPCB
ASSY(20s/20s)
-Densitysensor(10s/10s)
-Drumdrivemotor
(10s/10s)
-DrumdriveASSY
(50s/50s)
-Drumphasesensor
PCBASSY1(10s/10s)
-Drumphasesensor
PCBASSY2(10s/10s)
-Releasedriveholder
(10s/10s)
-Eeachsensor(15s/15s)

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Brother MFC-9840CDW Specifications

General IconGeneral
Print technologyLaser
Maximum resolution600 x 2400 DPI
Economical printingYes
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 toE-mail, FTP, OCR, USB
Scanner typeFlatbed scanner
Grayscale levels256
Input color depth48 bit
Maximum scan resolution19200 x 19200 DPI
Optical scanning resolution1200 x 2400 DPI
Copier resize25 - 400 %
Maximum copy resolution1200 x 600 DPI
N-in-1 copy function (N=)4, 9, 16, 25
Copy speed (black, normal quality, A4)16 cpm
FaxingMono faxing
Fax memory400 pages
Modem speed33.6 Kbit/s
Fax speed dialing (max numbers)300
Total input capacity250 sheets
Total output capacity150 sheets
Multi-Purpose tray input capacity50 sheets
Auto document feeder (ADF) input capacity35 sheets
Internal memory128 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 features10/100Base-TX
Wireless technologyIEEE 802.11b/g
All-in-one functionsCopy, Fax, Scan
Maximum internal memory0.640 GB
Color all-in-one functionscopy, print, scan
Media weight (tray 1)60 - 105g/m2
Paper tray media typesBond paper, Envelopes, Labels, Plain paper, Recycled paper
Non-ISO print media sizesExecutive (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 sizeA4
Multi-Purpose Tray media weight60 - 163 g/m²
Security algorithmsLEAP
Supported network protocols (IPv4)TCP/IP (IPv4 & IPv6)
Standard interfacesUSB 2.0
USB 2.0 ports quantity1
Bundled softwareScanSoft PaperPort (Win) NewSoft Presto! PageManager (Mac)
Power consumption (PowerSave)36 W
Power consumption (average operating)515, 100 W
Package weight45800 g
Digital senderNo
Maximum duty cycle3000 pages per month
Market positioningBusiness

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