Brother MFC-9130CW Service Manual page 110

■ Error code 9A03
Registration failed
Press [OK], and try again.
Error occurred during patch data printing in auto color registration performed from the control
panel.
<User Check>
- Check if the toner cartridges are set in the correct order of colors.
- Replace the toner cartridge.
- Replace the drum unit.
- If the belt unit has a scratch, replace it.
- If "WT Box End Soon" is displayed on the LCD and the belt unit has dirt, replace the waste
toner box.
Step
1 Registration mark sensor L/
registration mark sensor R dirty
2 Registration mark L PCB/
Registration mark R PCB
harness connection failure
3 Eject sensor PCB harness
connection failure
4 Failure in printed measurement
pattern image
5 Registration mark L failure
6 Registration mark R failure
7 Main PCB failure
■ Error code A000
Scan Unable
Remove the original document. Turn the power off, then on again.
Upon scanning the second side in duplex scanning, scanned data cannot be output with the
required number of pixels and image processing is not completed successfully.
Step
1 Second side CIS unit calibration
data error
2 Second side CIS unit failure
3 Main PCB failure
Cause
Cause
2-71
Remedy
Clean the registration mark sensor L/
registration mark sensor R.
Check the registration mark L PCB/
registration mark R PCB harness
connection and reconnect it.
Check the eject sensor PCB harness
connection and reconnect it.
If failure occurs when printing "2D3S
YCMK_ _A" in "Function code
"4.3 Image Defect Troubleshooting" in this
chapter and take a measure.
Replace the registration mark L PCB
ASSY.
Replace the registration mark R PCB
ASSY.
Replace the main PCB ASSY.
Remedy
Perform "Function code
"1.4.18 Acquisition of white level data and
setting of CIS scanning area" in Chapter
Replace the second side CIS unit.
Replace the main PCB ASSY.
71", refer to
55". (Refer to
5.)
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