Brother ADS-1250W Online User's Manual page 184

Confirm the left and right sides of the Pick Up Roller before attaching it.
6. Slide the Pick Up Roller(1) to the left edge while turning the Pick Up Roller.
7. Close the Pick Up Roller Cover.
8. Close the Front Cover.
9. Reset the Pick Up Roller Counter. See Related Information:Reset the Usage Counters.
Confirm the following:
• The Pick Up Roller Count value is 0.
Related Information
• Replace Supplies
• Reset the Usage Counters
1
180