Brother MFC-9340CDW - WLAN Network Configuration; WLAN Status and Signal

2-118
Confidential
■ Completely blank
■ Vertical streaks
■ White vertical streaks
<User Check>
- Check if the first side and second side of the document are reversed.
Step Cause Remedy
1 White level calibration data
failure
Perform the acquisition of white level data.
(Function code 55)
2 First side or second side CIS
unit failure
Replace the first side or second side CIS
unit.
3 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Clean the ADF glass or document glass.
- Clean the document hold.
Step Cause Remedy
1 First side or second side CIS
unit failure
Replace the first side or second side CIS
unit.
<User Check>
- Clean the ADF glass or document glass.
- Clean the document hold.
Step Cause Remedy
1 First side or second side CIS
unit failure
Replace the first side or second side CIS
unit.