DC controller
The DC controller controls the operational sequence of the printer.
Figure 5-3  DC controller block diagram
Fuser
Laser/scanner
Solenoids
Table 5-2  Solenoids
Component abbreviation Component name
SL1 Primary transfer roller disengagement solenoid
SL2 Duplex reverse solenoid (HP Color LaserJet CP3525dn and HP Color LaserJet CP3525x only)
SL3 Multipurpose-tray pickup solenoid
SL4 Cassette pickup solenoid
ENWW Engine-control system 107