Lexmark T522 Service Manual - Page 45

4520-xxx Base Printer (Fuser) Sub Error Codes The following Sub Error Codes could be a help in diagnosing Fuser Assembly failures: First 6 Bytes Sub Error Code Data - Note: xx can be any value Explanation 920 Service - Fuser Error (Under temperature while printing) EN 08 xx yy - 1 EN- zz - - 2 xx=Actual Fuser Temperature yy=The temperature that the fuser wants to reach. When zz=00 The Hot Roll took too long to heat up. zz=01 The Hot Roll fell too far below the desired temperature while printing. zz=02 The Hot Roll was too cool while the system was doing some checking. zz=03 The Hot Roll was too cool when heating to the desired temperature. 921 Service - Fuser Error (Fuser under temperature while at standby) EN 41 xx yy -- 1 EN -- zz -- -2 xx=Actual Fuser Temperature yy=The temperature that the fuser wants to reach. zz=00 The fuser temperature did not change enough from the fuser lamp temperature at turn on. 01 The fuser temperature rose more than desired from the fuser temperature at turn on. 922 Service - Fuser Error (Fuser failed to reach standby temperature) Diagnostic Information 2-17