Parts used in diagram blocks:

LCD Backlighting
DC-DC LED Drivers
Memory
EEPROM Memory
SRAM Memory
Print Head Driver
MOSFETs
Stepper Motor Controller & Driver
Motor Drivers, Brushed
Motor Drivers, Stepper
I/O Protection
PoE-PD
Controllers
Converters
MOSFETs
Card Reader Interface
Smart Card & SIM Card Interfaces

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