Samsung ProXpress M453x series Service Manual page 190

4. Troubleshooting
Error Code Error Message
U1-2348 Error: #U1-2348 / Fuser Unit Failure: #U1-2348. Turn off then on. Call for
service if the problem persists
U1-234H Error: #U1-234H / Fuser Unit Failure: #U1-234H. Turn off then on. Call for
service if the problem persists
U1-234R Error #U1-234R / Fuser Failure: #U1-234R. Turn off then on. Call for service
if the problem persists
4-95 Copyright© 1995-2017 SAMSUNG. All rights reserved.
Troubleshooting Page
P.4–95
P.4–95
P.4–95