iii
4093/4094
Preface................................................ix
SafetyInformation .......................................x
GeneralInformation....................................1-1
Models ...............................................1-1
Lights and Buttons (5770) ................................1-2
Operator Panel and Menu (5770) ...........................1-3
Resolution and Print Speed . . . ............................1-5
PowerConsumption.....................................1-5
Maintenance Approach ..................................1-5
Abbreviations ..........................................1-6
‘DiagnosticInformation.................................2-1
Start..................................................2-1
ErrorIndicatorTable ..................................2-2
Power-On Self Test (POST) Sequence ...................2-3
Power-On Self Test (POST) Sequence (5770) ..............2-3
POSTSymptomTable ................................2-4
SymptomTables .....................................2-5
ServiceChecks ........................................2-8
FirstPrintLineServiceCheck...........................2-8
Maintenance Station Service Check . . . ...................2-9
Operator Panel Service Check (5770). . ..................2-10
Operator Panel Display Service Check . ..................2-11
Paper Feed Service Check . ...........................2-12
Paper Path Service Check. . ...........................2-14
ParallelPortServiceCheck ...........................2-14
PhotoControllerServiceCheck ........................2-15
PowerServiceCheck ................................2-16
PrintQualityServiceCheck............................2-17
TransportServiceCheck..............................2-19
DiagnosticAids........................................3-1
Paper Pick Assembly Operation ............................3-1
EndofForms(EOF)Test .................................3-5
TestPage.............................................3-6
RepairInformation .....................................4-1
Handling ESD-Sensitive Parts. . ............................4-1
Adjustments ...........................................4-2
Table of Contents
Service.bk.fm Page iii Tuesday, November 30, 1999 4:27 PM