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2. ELECTRONICS SPECIFICATIONS EO18-33025
2.2 Main PC Board Layout
2-2
2.2 Main PC Board Layout
JP9: USB
JP3: Ethernet
(10BASET/100BASETX)
JP2: SD Card Slot
JP4: Parallel (Centronics)
JP7: Serial (RS-232C)
DC Jack
SW1: Power Switch
Ground Terminal
U2: 32bit RISC CPU
AT91SAM9260
JP12: Print Head
GS model: 203dpi
U5: Flash ROM
U6: SDRAM
JP14: Stepping Motor
U8: Ethernet Transceiver
U12: Serial Interface Controller
U18: Stepping Motor Driver
U19: Stepping Motor Driver
JP16: Cover Open Sensor
JP20: Ribbon End Sensor
(B-EV4T model)
JP24: Thermistior
(Stepping Motor)
JP34: Feed Gap Sensor (Upper)
JP30: Print Head
TS model: 300dpi
JP35: Cutter Module
JP28: Feed Key/Status LED
JP19: Strip Module
JP17: Black Mark Sensor
JP29: Feed Gap Sensor (Lower)
U25: Amplifier
(Reset Detect)
U22: DC/DC Converter
U23: DC/DC Converter
U33: Regulator
U24: Regulator