5057-XXX
Upper printer engine card assembly
The upper printer engine card assembly controls printing operation based on the communication with the RIP
card assembly and optional peripherals. It also controls toner dispense, erase lamps and fuser control.
Lower printer engine card assembly
The lower printer engine card assembly controls printing operation based on the communication with the RIP
card assembly and on sensor/switch information. It also controls many of the drive motors, clutches and
solenoids.
RIP card assembly
The RIP card assembly connected to the printer engine card assembly controls the entire system as well as the
printhead operations.
Laser diode
card assembly
Upper printer
engine card
assembly
Transfer belt
drive motor
cooling fan
Lower printer
engine card
assembly
1-24
Printer Service Manual
RIP card
cooling fan
RIP card
Assembly
Fuser
cooling fan
Rear upper
cooling fan
24V LVPS
cooling fan
AC drive
card Assembly
Rear lower
cooling fan
Rear