Epson 2200 Service Manual - Page 66
Electrical Circuitry Operating Principles, EPSON Stylus PHOTO 2100/2200, Revision B
UPC - 010343841840
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EPSON Stylus PHOTO 2100/2200 2.3 Electrical Circuitry Operating Principles The electrical circuitry of this product consists of the following circuits. ! Control circuit board C387 MAIN ! Power supply circuit board C387 PSB/PSE ! Control panel board C387 PNL The following shows how the three circuit boards are connected. C387 PNL board Printer mechanism C387 MAIN board 3.3V Regulator Power OFF +5VDC +42VDC C387 PSB/PSE power supply board CR motor PF motor ASF/Pump motor Head drive circuit Sensors Figure 2-17. Electrical Circuitry Block Diagram OPERATING PRINCIPLES Electrical Circuitry Operating Principles Revision B 66
EPSON Stylus PHOTO 2100/2200
Revision B
OPERATING PRINCIPLES
Electrical Circuitry Operating Principles
66
2.3
Electrical Circuitry Operating Principles
The electrical circuitry of this product consists of the following circuits.
!
Control circuit board
C387 MAIN
!
Power supply circuit board
C387 PSB/PSE
!
Control panel board
C387 PNL
The following shows how the three circuit boards are connected.
Figure 2-17. Electrical Circuitry Block Diagram
C387 PNL board
C387 MAIN board
3.3V Regulator
C387 PSB/PSE
power supply board
Power OFF
+5VDC
+42VDC
Printer
mechanism
CR motor
PF motor
ASF/Pump motor
Head drive circuit
Sensors