Brother ADS-1000W Service Manual page 43

 Expanded image
Step
CIS type not set
1
The firmware is outdated
2
First side or second side CIS unit
3
failure
4 Main PCB failure
Cause
Execute the CIS type setting. (Refer to
"1.3.9" in Chapter
Install the latest version firmware. (Refer to
"1.4" in Chapter
Replace the first side or second side CIS
unit.
Replace the main PCB ASSY.
2-20
Remedy
5.)
4.)
Confidential