Table of contents
1 Theory of operation .......................................................................................................... 1
Basic operation ........................................................................................................................ 2
Function structure ...................................................................................................... 2
Operation sequence .................................................................................................. 2
Engine control system ............................................................................................................... 4
DC controller PCA ..................................................................................................... 5
Fuser control ........................................................................................................... 15
Laser scanner system .............................................................................................................. 20
Image-formation system ........................................................................................................... 22
Image-formation process .......................................................................................... 23
ENWW
Motor control ............................................................................................. 6
Motor locations ........................................................................... 7
Failure detection ......................................................................... 7
Fan control ................................................................................................ 8
Fan locations .............................................................................. 9
Failure detection ......................................................................... 9
Safety interruption .................................................................................... 11
Sleep mode ............................................................................................. 12
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