Appendixes

2Specifications

3.USB Interface

USB Interface

Specifications

USB1.1

4. RS-232C loopback test

After connector wiring as shown in the figure, place the printer into self-test mode. The printer will receive data that has been transmitted by printer itself and the test of receiving and transmitting data will be performed.

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Citizen Systems CLP-7201e user manual USB Interface, RS-232C loopback test