1. Open the paper slot cover of POS machine \x0d\2. Put the thermal paper into the paper slot, and pay attention to the paper outlet direction \x0d\3. Test print the last transaction \ x0d \ = = = = = = = = = = = = = = = = = \ x0d \ Model: K370 wireless mobile POS, with mobile phone signal, you can swipe your card. (Fixed telephone line models can be used) \x0d\ Rate: 0.5% for banks, 0.5% for 50 yuan top-capped settlement account, 0.0d \ Credit card restriction: unlimited support for all credit cards (except ICBC Easy Loan Card), credit card spending points \x0d\ Other remarks: 1, POS machine settlement account, and national free withdrawal discount; \x0d\ 2。 The machine deposit can be fully refunded when the agreement expires.