Brother DCP-8110DN Service Manual

2-80
Confidential
 Black horizontal stripes
Fig. 2-13
Diameter of rollers and pitch which appears in the image
<User Check>
- Clean inside the machine and the corona wire of the drum unit.
- The tray earth spring on the machine side may be dirty. Clean it with
a dry cloth.
- This problem may disappear after printing multiple sheets of paper.
- When the horizontal stripes appear at intervals of 45.3 mm, replace
the toner cartridge with a new one.
- When the horizontal stripes appear at intervals of 94.2 mm, replace
the drum unit with a new one.
Step Cause Remedy
1
Dirt on electrodes of the drum unit
and those of the machine
Clean the electrodes of the drum unit and those
of the machine. (Refer to Fig. 2-10 or Fig. 2-11.)
2
Dirt on electrodes of the toner
cartridge and those of the machine
Clean the electrodes of the toner cartridge and those
of the machine. (Refer to Fig. 2-10 or Fig. 2-11.)
3
Earth wires or earth plate attachment
failure (not grounded correctly)
Retighten the screws to secure the earth
wires or earth plate.
4 Tray earth spring is bent. Replace the paper tray.
5
Scratches or dirt on the heat unit
(horizontal stripes at intervals of 104 mm)
Replace the fuser unit.
6
High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY.
CAUTION:
• Image defects which appear periodically may be caused by failure of rollers. Refer to
the table below and determine the cause based on the diameter of the rollers or the
pitch at which defects appear in the image.
No. Part name Diameter
Pitch at which defects
appear in the image
1 Developer roller ø 20 mm 45.3 mm
2 Exposure drum ø 30 mm 94.2 mm
3 Heat unit in the fuser unit
- 104 mm
4 Pressure roller in the fuser unit ø 30 mm 94.2 mm
Tray earth spring
Bottom surface of Paper tray

Brother DCP-8110DN Specifications

General

Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Economical printing	Yes
Duplex printing mode	Auto
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	36 ppm
Duplex print speed (black, normal quality, A4/US Letter)	9 ppm
PictBridge	No
Scan speed	2.68 sec/page
Dimensions (WxDxH)	405 x 415 x 423 mm
All-in-one functions	Copy, Print, Scan
Color all-in-one functions	Scan
Maximum duty cycle	- pages per month
Recommended duty cycle	500 - 3500 pages per month
Page description languages	BR-Script 3, Epson FX, IBM ProPrinter, PCL 6
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 copies
N-in-1 copy function (N=)	2, 4, 9, 16, 25
Time to first copy (black, normal)	10.5 s
Copy speed (black, normal quality, A4)	36 cpm
Scan to	E-mail, File, FTP, Image, OCR, USB
Scan drivers	ICA, ISIS, TWAIN
Scanner type	Flatbed & ADF scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan area	Legal (216 x 356) mm
Output color depth	24 bit
Image formats supported	BMP, JPG
Maximum scan resolution	19200 x 19200 DPI
Document formats supported	PDF
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	150 sheets
Maximum input capacity	850 sheets
Total number of input trays	1
Maximum number of input trays	2
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Custom media width	76.2 - 215.9 mm
Maximum print size	216 x 356 mm
Custom media length	127 - 355.6 mm
Paper tray media types	Bond paper, Plain paper, Pre-Printed, Recycled paper, Thin paper
Paper tray media weight	60 - 105 g/m²
Non-ISO print media sizes	Legal
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, Recycled paper
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Auto Document Feeder (ADF) media weight	64 - 90 g/m²
Display	LCD
Market positioning	Business
Display number of lines	5 lines
Display number of characters	22
Standard interfaces	Ethernet, USB 2.0
Security algorithms	128-bit WEP, 64-bit WEP, 802.1x RADIUS, EAP, EAP-TLS, MD5, PEAP, TKIP, WPA-AES, WPA-PSK, WPA2-PSK
Internal memory	64 MB
Processor family	Star Sapphire
Maximum internal memory	320 MB
Sound power level (standby)	37 dB
Sound pressure level (printing)	59 dB
Sound pressure level (quiet mode)	54 dB
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (off)	1.2 W
Power consumption (standby)	8.1 W
Power consumption (PowerSave)	336 W
Power consumption (average operating)	651 W
Package weight	19.700 g
Sustainability certificates	ENERGY STAR