Epson Stylus CX3700 Service Manual page 55

EPSON Stylus CX3700/CX3800/CX3805/CX3810/DX3800/DX3850
CIS Unit
C612 Panel Board
Scanner HP Sensor
C610 PS Board
OPERATING PRINCIPLES
Flash-ROM
(IC5)
Data
Address
SDRAM
(IC6)
RTC
(IC7)
CN11
AD
Converter
(IC12)
CN12
CN13
USB
(CN2)
CN1
Figure 2-18. Block Diagram For The C612 Main Board
Electrical Circuit Operating Principles
Motor
Driver
(IC9)
CPU-ASIC 2 in 1
(IC8)
P1
CN3
Head
Driver Q9, Q10
(IC11)
Revision A
CR Motor
CN8
PF Motor
CN9
Scanner Motor
CN10
PF Encoder Sensor
PE Sensor
CN5
Print Head
CN6
CN7
CR Encoder Sensor
CSIC Board
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