Samsung CLP-770ND Service Manual page 81

Message
S: The life of the fuser unit has expired.
Fuser unit is low
T:
Fuser unit will be worn.
Replace with new one
S: The fuser unit is not installed.
Fuser unit Not
Installed
T:
Fuser unit is not
instelled. Install it
S: The life of the corresponding pick up
Pickup roller is worn roller has expired.
T:
MP/Tray/Tray2/Tray3
pickup roller is worn.
Replace with new one
Service Manual
Alignment & Troubleshooting
Description
4-28
Suggested Solution
Check the fuser unit life. If the life is expired, replace it.
Open the top cover. Remove and reinstall the Fuser unit.
Check the pick up roller life. If the life is expired, replace it.
Samsung Electronics