Brother MFC-8890DW Service Manual

7-23
Confidential
4.10 Sensor Operational Check (Function code 32)
<Function>
This function allows you to check whether the each sensors work correctly.
<Operating Procedure>
(1) Press the [3] and [2] keys in this order in the initial stage of the maintenance mode.
The machine beeps 1100 Hz and 400 Hz tones cyclically through the following volumes
for testing the speaker. To stop beeping, press the [OK] button.
If the sensing status are as listed below, the LCD will show the following:
"C1P1C2P2T2T3BC**", "TNMPNTRMRSPOCV" and "DFDRDLDSFCFH****"
(which can be switched by pressing the [Start] button for machines.)
Given below is the relationship among the LCD indication, sensor names and sensor
status.
(2) Change the detecting conditions to check that the indication on the LCD changes
according to the sensor states. For instance, insert paper through the document front
(or rear) sensor or the registration sensor (s), open the front cover or the document
cover, remove the toner cartridge, jam paper at the paper outlet, insert paper from the
manual feeder, and load a recording paper tray, etc.
LCD Sensors Sensing status
C1
P1
C2
P2
T2
T3
BC
Tray1 sensor
Tray1 paper sensor
Tray2 sensor
Tray2 paper sensor
Tray2 connect sensor
Tray3 connect sensor
Back cover sensor
(Used for both standard tray and duplex tray.)
Tray installed.
Recording paper detected.
Tray installed.
Recording paper detected.
Tray2 connected.
Tray3 connected. (Not used)
Back cover detected.
(Tray detected.)
TN
MP
NT
RM
RS
PO
CV
Toner sensor
Multi-purpose tray sensor
New toner sensor
Front registration sensor
Rear registration sensor
Paper ejection sensor
Front cover sensor
Toner detected.
Recording paper detected.
New toner detected.
No paper detected.
No paper detected.
No paper detected.
Front cover detected.
DF
DR
DL
DS
FC
FH
AC
AS
Document front sensor (CCD model only)
Document front sensor 1 (CIS model only)
Document rear sensor
ADF document separation sensor/
Size sensor (CCD model only)
Document front sensor 2 (CIS model only)
ADF document switch back sensor
FB cover sensor
Document scanner home position sensor
ADF cover open sensor (CIS model only)
Paper eject sensor (CIS model only)
No document detected.
No document detected.
No document detected.
Document detected.
No document detected.
No document detected.
Document cover closed.
Scanner module home position detected.
ADF cover closed.
Document detected.
400 Hz
Low Medium High
OFF OFF
1100 Hz
Low Medium High

Brother MFC-8890DW Specifications

General

Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Economical printing	Yes
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	30 ppm
Scan to	E-mail, e-Mail, E-mail Server, File, FTP, Image, OCR, USB
Scanner type	Flatbed & ADF scanner
Grayscale levels	256
Input color depth	24 bit
Output color depth	48 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	600 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)	30 cpm
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Auto document feeder (ADF) input capacity	50 sheets
Display	LCD
Market positioning	Business
Internal memory	64 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	56 dB
Dimensions (WxDxH)	531 x 451 x 475 mm
All-in-one functions	Copy, Fax, Print, Scan
Maximum internal memory	0.576 GB
Color all-in-one functions	Scan
Custom media width	69.8 - 216 mm
Maximum print size	216 x 356 mm
Custom media length	116 - 406.4 mm
Paper tray media types	Plain paper
Paper tray media weight	60 - 105 g/m²
Non-ISO print media sizes	Letter
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Multi-purpose tray media types	Bond paper, Envelopes, Heavyweight paper, Labels, Plain paper, Transparencies
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Wi-Fi standards	802.11b, 802.11g
Security algorithms	LEAP
Standard interfaces	Ethernet
USB 2.0 ports quantity	1
AC input frequency	50 - 60 Hz
Power consumption (standby)	85 W
Power consumption (PowerSave)	19 W
Power consumption (average operating)	680 W
Package weight	22100 g
Maximum duty cycle	30000 pages per month
Mac operating systems supported	Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion
Server operating systems supported	Windows 2000 Advanced Server, Windows 2000 Server, Windows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64
Windows operating systems supported	Windows 2000, Windows 2000 Professional, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Sustainability certificates	ENERGY STAR