Brother MFC Series Service Manual page 86

■ The entire image is light
Step
1
Maintenance unit stained
2
The head property value is
incorrect or head calibration
has not been performed
3
Head calibration not performed Perform head calibration.
4
Non-discharge of ink from
head
5
Carriage PCB defective
6
Maintenance unit defective
7
Head defective
8
Main PCB defective
<User Check>
- Check if the recording paper used is according to
specifications.
- Check whether the paper type setting is correct.
- Carry out head cleaning.
- Replace the Ink cartridge.
- Refill Ink.
Cause
Clean the Maintenance unit.
(Refer to
Enter the head property value.
(Refer to
(Refer to
Carry out the recommended purge procedures.
Refer to "Recommended purge procedures" in
"Chapter 5, Section 1.4.26 "Purge Operation
(Maintenance mode 76)"
Replace the Carriage PCB ASSY.
Replace the Maintenance unit.
Replace the Head/carriage unit.
Replace the Main PCB ASSY.
2-54
Solution
Section 4.3.2 in this chapter)
Chapter 5, Section 1.4.22)
Chapter 5, Section 1.4.2)
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