Brother MFC-L2700D Service Manual

2-89
Confidential
4.12 Troubleshooting for Image Defects
4.12.1 Defect examples
Fig. 2-14
4.12.2 Troubleshooting according to image defect
 Light
<User Check>
- Check that the contrast setting is not too light.
- Clean the scanner glass or ADF glass.
- Clean the document hold.
Step Cause Remedy
1
Incorrect white level correction data Execute "Acquire white level data (function
code: 55)".
2
First or second side CIS unit failure Replace the first or second side CIS unit.
3
Main PCB failure Replace the main PCB ASSY.
Light (2-89) Faulty registration (2-90) Dark (2-90) Completely
blank (2-91)
All black
(2-91)
Vertical streaks (2-92) White streaks
(2-92)
Partially shaded
(2-93)
Fully tinged (2-93)

Brother MFC-L2700D Specifications

General

Print Technology	Laser
Print Resolution	Up to 2400 x 600 dpi
Duplex Printing	Yes
Paper Input Capacity	250 sheets
Monthly Duty Cycle	Up to 10, 000 pages
Functions	Print, Copy, Scan, Fax
ADF Capacity	35 sheets
Memory	32 MB
Fax Speed	33.6 Kbps
Print Speed	Up to 27 ppm
Connectivity	USB 2.0
Scanner Type	Flatbed
Copy Speed	Up to 27 cpm
Scan Resolution	Up to 600 x 2400 dpi
Display	2-line LCD