Confidential
1.4.25 Operational check of fans (Function code 78)............................................... 7-47
1.4.26 Display of the machine’s log (Function code 80)........................................... 7-48
1.4.27 Error code indication (Function code 82)....................................................... 7-51
1.4.28 Developing bias voltage correction (Function code 83)................................. 7-52
1.4.29 Output of transmission log to the telephone line (Function code 87) ............ 7-53
1.4.30 Counter reset after replacing the fuser unit and paper feeding kit
(Function code 88)........................................................................................... 7-53
1.4.31 Exit from maintenance mode (Function code 99).......................................... 7-53
2. OTHER SERVICE FUNCTIONS...............................................................7-54
2.1 Resetting the Periodical Maintenance Parts Life ...................................................... 7-54
2.1.1 Resetting the life counter of the belt unit ......................................................... 7-54
2.1.2 Resetting the life counter of the fuser unit ....................................................... 7-54
2.1.3 Resetting the life counter of the drum unit....................................................... 7-55
2.1.4 Resetting the life counter of the paper feeding kit ........................................... 7-55
2.2 Develop Roller Counter Reset Function ................................................................... 7-56
2.3 How to Recover from Errors of the Fuser Unit ......................................................... 7-57
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