Samsung MultiXpress M537x series Service Manual page 214

4. Troubleshooting
Error Code Error Message
S3-3121 Scanner locked or another problem occurred.(No Switch Case)Scanner is
locked
S3-3211 Scan System Failure: #S3-3211. Turn off then on
S5-3111 UI System Failure: #S5-3111. Call for service
S6-3122 Network cable is disconnected. Check it
S6-3123 This IP address conflicts with that of other system. Check it
S6-3128 802.1x authentication failed. Please contact the system administrator
S6-3224 BOOTP error in wireless LAN. Switching to Auto IP
S6-3225 BOOTP error in wireless LAN. Reconfigure DHCP or static IP
S6-3226 DHCP error in wireless LAN. Switching to Auto IP
S6-3227 DHCP error in wireless LAN. Reconfigure BOOTP or static IP
S6-3229 The IPv4 address assigned to wireless LAN conflicts with that of other
system. Check it
S6-322A The IPv6 address assigned to wireless LAN conflicts with that of other
system. Check it
S7-1110 Engine System Failure: #S7-1110. Turn off then on
S7-1210 Engine System Failure: #S7-1210. Turn off then on
S7-2110 Fuser Failure: #S7-2110. Turn off then on
U1-2115 Fuser Unit Failure: #U1-2115. Turn off then on. Call for service if the
problem persists
U1-2117 Fuser Unit Failure: #U1-2117. Turn off then on
U1-2123 Fuser Failure: #U1-2123. Turn off then on
U1-2124 Fuser Failure: #U1-2124. Turn off then on
U1-2132 Fuser Unit Failure: #U1-2132. Turn off then on. Call for service if the
problem persists
U1-2135 Fuser Unit Failure: #U1-2135. Turn off then on
U1-2316 Fuser Failure: #U1-2316. Turn off then on
U1-2317 Fuser Failure: #U1-2317. Turn off then on
U1-2336 Fuser Failure: #U1-2336. Turn off then on
U1-2337 Fuser Failure: #U1-2337. Turn off then on
U1-2338 Fuser Failure: #U1-2338. Turn off then on
U1-2339 Fuser Failure: #U1-2339. Turn off then on
U1-233C Fuser Failure: #U1-234C. Turn off then on
U1-233E Fuser Failure: #U1-233E. Turn off then on
U1-233F Fuser Failure: #U1-233F. Turn off then on
U1-234J Fuser Failure: #U1-234J. Turn off then on
U1-234P Fuser Failure: #U1-234P. Turn off then on
U2-1112 LSU Failure: #U2-1112. Turn off then on. Call for service if the problem
persists
U2-1113 LSU Failure: #U2-1113.Turn off then on. Call for service if the problem
persists
U3-3211 Original paper jam inside of scanner
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