Brother MFC-8860DN Servise Manual

Confidential
9-35
(I-9) White vertical streaks
User Check
(1) Try to wipe the scanner window with a soft cloth.
(2) The toner cartridge may be damaged. Install a new toner cartridge.
(3) Check the machine’s environment. High temperature and high humidity
conditions can cause this problem.
(4) Damp (wet) paper might be used. Try to change to freshly unpacked
paper.
Possible cause
Step
Check
Result
Remedy
Translucent
stain on the
scanner
window
1 Is there any dirt on the
scanner window?
Yes 1) Clean the scanner window.
2) If it is not effective, replace the
laser unit.
Transfer
failure
2 Is the transfer roller
scratched?
Yes Replace the drum unit.
Condensation 3 Has condensation occurred
inside the machine?
Yes Try to print several pages or leave
the machine 2 hours to allow it to
reach room temperature.
(I-10) White horizontal streaks
User Check
(1) Check the paper used meets the recommended paper specifications. A
rough surfaced paper, damp paper or thick media can cause the problem.
(2) Check that the appropriate media type is selected in the printer driver.
(3) The problem may disappear by itself. Try printing multiple pages to
clear this problem especially if the machine has not been used for a long
time.
(4) The drum unit may be damaged. Install a new drum unit.
Possible cause
Step
Check
Result
Remedy
Ground
contacts
Developing
bias contact
failure
1 Are the developing bias
contacts between the
machine body and toner
cartridge dirty?
Yes Clean the electrodes at
both sides.
(4)

Brother MFC-8860DN Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	28 ppm
Scan to	e-mail, file, image, OCR
Grayscale levels	256
Input color depth	48 bit
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	99 copies
Copy speed (black, normal quality, A4)	28 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
Maximum internal memory	544 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	55 dB
Display	LCD
Market positioning	Business
Paper tray media types	Envelopes, Plain paper, Recycled paper
Non-ISO print media sizes	Executive
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
Maximum ISO A-series paper size	A4
Font styles	66 Scaleable fonts, Letter, Gothic 16.66, OCR-A, OCR-B, 11 Barcodes
Dimensions (WxDxH)	531 x 450 x 475 mm
Networking features	10/100 Base-TX
All-in-one functions	Copy, Fax, Scan
Color all-in-one functions	scan, n
Compatible operating systems	Windows98(SE)/Me/2000/XP/NT4.0WS Mac OS 9.1-9.2/ OS X 10.2.4 +
Standard interfaces	USB 2.0
Power consumption (standby)	85 W
Power consumption (PowerSave)	15 W
Power consumption (average operating)	1104 W
Sustainability certificates	ENERGY STAR