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Table of Contents
NoticesandSafetyInformation.............................v
GeneralInformation ....................................1-1
Power Consumption .....................................1-1
Maintenance Approach ..................................1-1
Abbreviations ........................................1-2
DiagnosticInformation .................................2-1
Start .................................................2-1
Power-On Self Test (POST) Sequence ....................2-1
Symptom Tables .....................................2-2
POST Symptom Table .................................2-4
Service Checks ........................................2-5
Carrier Transport Service Check .........................2-5
Envelope Feed Service Check...........................2-6
Maintenance Station Service Check ......................2-7
Paper Feed Service Check .............................2-8
Paper Path Service Check .............................2-10
Power Service Check.................................2-11
Print Quality Service Check ............................2-12
DiagnosticAids .......................................3-1
RepairInformation .....................................4-1
Handling ESD-Sensitive Parts .............................4-1
Adjustments ...........................................4-2
Removal Procedures ....................................4-2
Releasing Plastic Latches ..............................4-2
Access Cover Removal ................................4-2
Base and Sheet Feed Assembly Removal..................4-2
Carrier Belt Removal ..................................4-3
Carrier Frame Assembly Removal ........................4-3
Carrier Transport Motor Removal ........................4-3
Drive Train Assembly Removal ..........................4-4
End-of-Form Flag Removal .............................4-4
Front Cover Removal ..................................4-5
Large Feed Roll Removal ..............................4-5
Maintenance Station Assembly Removal...................4-5
Mid-Frame Assembly Removal ..........................4-6
Power Supply Removal ................................4-6
Printhead Carrier Assembly Removal .....................4-6