Brother HL-S7000DN Series, Service Manual

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2-134
Confidential
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<User Check>
- Perform head cleaning.
- Check if paper is not damp.
Step Cause Remedy
1 Ink head failure Replace the ink head.
2 Ink full sensor failure Replace the sub tank ASSY.
3 Wiper failure Replace the platen unit.
4 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Check if the thickness of the paper is 60 to 105 g/m
2
.
(60 to 163 g/m
2
for MP tray)
Step Cause Remedy
1 Dirt in the paper feed system Refer to "Cleaning procedure using the
cleaning sheet" and perform cleaning.
2 Dirt in each paper feed roller
due to paper dust Refer to "Cleaning of the paper dust cleaning
roller" and clean the dirt in the paper dust
cleaning roller.
3 Main PCB failure Replace the main PCB ASSY.