Summary, let big 58 mm series printer is a direct thermal paper POS printers, the operation is simple, its cost-effective, widely used in shopping malls supermarkets, hospitals, restaurants, Banks, gas stations, toll fee, etc. 1, RP58 series printer safety instructions before operation using the printer, please read carefully the following each content 58 mm series printer is a direct thermal paper POS printers, the operation is simple, its cost-effective, widely used in shopping malls supermarkets, hospitals, restaurants, Banks, gas stations, toll fee, etc. 1, the safety instructions before operation using the printer, please read carefully the following each content and strictly abide by the use. Security alert warning 01: don't touch the printer paper cutting knife or tear paper knife. Warning 02: the print head for heating parts, in the process of the print or print just at the end, do not touch the print head and surrounding parts. Warning 03: don't touch the surface of the thermal print head and fittings. In order to prevent electrostatic damage to print head. Warning: 04: this is A grade products. In the living environment, this product may cause radio interference. In this case, and may require the user to take practical measures to the interference. 2, 58 mm heat-sensitive paper printers use note 1) Printer should be installed in a stable place, avoid the printer in the vibration and shock. 2) Don't in the high temperature, high humidity and serious pollution of local printer using and storing. 3) Connect the power adapter for the printer to a properly grounded outlet. To avoid large motor or other devices that can lead to the power supply voltage fluctuation using the same socket. 4) To avoid water or conductive material ( For example: metal) Into the printer, once occurred, should immediately shut off the power. 5) Printer may not be under the conditions of no paper to print, otherwise will seriously damage the printing roller and the thermal print head. 6) If do not use the printer for a long time, please disconnect the power of the printer power adapter. 7) Users shall not remove the printer for repair or reconstruction. 8) The power adapter using only randomly designed with power adapter. 9) In order to guarantee the print quality and prolong the service life of product, it is recommended to use the recommended or thermal printing paper of the same quality. 10) When pull out plug cable, please make sure the printer power turned off. 11) When plugged into the printer pull the power cord, please hand printer power connector of the arrow ( Don't take the printer power cord pull out the power cord) 。