MINOLTA-QMS PagePro 4100 Series, Руководство по обслуживанию

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2-6. Electrical Parts Function
2-6-1. Printer
Symbol Name Function
H1 Heater Lamp Heats the Heat Roller (650 W).
HV1 High Voltage Unit Supplies power to the following sections:
•Rotating Charge Brush: Charged voltage
• Sleeve Roller: Developing bias voltage
•Toner Regulation Plate: Developing blade voltage
•Toner Collecting Plate: Collection blade voltage
•Image Transfer Roller: Image transfer voltage
JOG_POS1 Jog Position Sensor
(4100GN only)
Detects the reset position of the Paper Exit Roller.
The signal is "low" when the reset position is
detected.
M1 Main Motor The drive source of the printer.
M2 Polygon Motor
(Inside of the Print
Head Unit) A regular hexahedron polygon mirror rotates at
high speed, making the laser scan in the scanning
direction.
M3 Fusing Unit Cooling
Fan Motor The Cooling Fan Motor for the Fusing Unit.
M4 Jog Motor
(4100GN only) Motor for jogging function. Slides the Paper Exit
Roller to right and left and sorts paper.
M5 Print Head Cooling
Fan Motor Cooling Fan Motor for the Print Head Unit.
NIC Network Interface
Card Communicates with the Personal Computer on the
Network and controls all printer operation.
4100E, 4100W, 4110W: option, 4100GN: standard
P_ENP1 Paper Empty Sensor Detects the presence of paper.
The signal is "low" when the paper is detected.
PS1 Paper Take-up
Sensor Detects when paper is taken up and the paper
length.
The signal is "low" when the paper is detected.
PS3 Paper Exit Sensor Detects when the paper is fed out.
The signal is H when the paper is detected.
PU1 Power Unit Converts the power voltage from AC voltage into
DC voltage and supplies that to H1.
PWB-A Mechanical Control
Board Communicates with the Controller Board and
controls all printer operation.
PWB-C Controller Board
(for 4100E, 4100GN) Communicates with the Personal Computer and
the Mechanical Control Board, and controls all
printer operation.