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Brother MFC-9420CN Service Manual

Brother MFC-9420CN
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Confidential
3-1
3.1 OVERVIEW
PARARELL I/F
(CDCC I/F)
128kbit
EEPROM
144pin SO DIMM
(MAX 512MB)
ENGINE
CDCC GA
DC POWER
SUPPLY
Color CIS
Network IC
(LAN91C115)
LAN
V34 MODEM IC
8MB
FLASH
USB
32MB SDRAM
NiMH
battery
32MB SDRAM
NCU PCB
EXTEL
SPEAKER
LINE
Analog SW
AMP
AMP
ADF DOCUMENT FRONT SENSOR
PANEL CPU
(or PANEL GA)
LCD
KEY Matrix
MAIN ASIC
2MB SDRAM
CPU
(2.0)
ADF DOCUMENT REAR SENSOR
(3cell:3.6V)
Back Light LED
(DFX336)
MAIN PCB
PANEL PCB
SENSOR PCB
FB MOTOR
ADF MOTOR
16MB ROM
Image
processing
ASIC2
Image
processing
ASIC1
Fig. 3-1

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Brother MFC-9420CN Specifications

General IconGeneral
Print technologyLaser
Maximum resolution1200 x 2400 DPI
Economical printingYes
Print speed (black, normal quality, A4/US Letter)31 ppm
Print speed (color, normal quality, A4/US Letter)8 ppm
Digital senderNo
Number of print cartridges4
Scanner typeFlatbed scanner
Scanner featuresScan to: e-mail, image, OCR, file
Copier resize25 - 400 %
Maximum copy resolution600 x 600 DPI
Maximum number of copies99 copies
Copy speed (black, normal quality, A4)31 cpm
Copy speed (color, normal quality, A4)8 cpm
FaxingColor faxing
Fax memory500 pages
Modem speed33.6 Kbit/s
Fax speed dialing (max numbers)200
Total input capacity750 sheets
Maximum input capacity250 sheets
Auto document feeder (ADF) input capacity35 sheets
Maximum internal memory576 MB
Bundled softwareScanSoft PaperPort Presto! PageManager
I/O portsIEEE-1284 USB 2.0
Dimensions (WxDxH)483.5 x 514 x 530 mm
Printer managementBRAdmin Professional, MIB-II
Networking features10Base-T/100Base-TX
All-in-one functionsFax, Scan
Color all-in-one functionscopy, fax, print, scan
Compatible operating systemsWindows 98(SE)/ Me/ NT WorkStation 4.0/ 2000 Professional/ XP Mac OS 9.1 - 9.2, Mac OS X 10.2.4+
Sustainability certificatesENERGY STAR
Power consumption (standby)85 W
Power consumption (PowerSave)16 W
Power consumption (average operating)1090 W
Operating temperature (T-T)10 - 32 °C
Operating relative humidity (H-H)20 - 80 %
Market positioningBusiness

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