Visitor management registration device_Case

2024-07-16

Is there any guarantee for second-hand printers? How much does it cost to buy them

　　　　Some customers, especially entrepreneurial and economy oriented ones, want to purchase printers with minimal investment. They consider buying second-hand printers due to unclear market conditions or financial pressures. Can I buy a second-hand printer?　　Firstly, after ten years of technological accumulation, printers produced by formal factories are relatively mature and stable. Moreover, regarding the current equipment situation, most of the equipment accessories used by manufacturers are imported products with reliable quality.　　Secondly, tablet printers come from machinery and equipment, and naturally cannot do without the manufacturer's after-sales service. It is normal for machine equipment to inevitably encounter problems, and the key is how to solve them once they occur. So it is recommended to buy second-hand equipment, preferably through professional second-hand merchants with certain strength. Second hand merchants usually provide a period of warranty service for the sec

2024-07-04

Complete list of printer malfunctions and their solutions

　　　　1、 Poor printing quality　　1. It may be an issue with the ink cartridge. Check if the ink cartridge is used up or damaged.　　2. The print head is not thoroughly cleaned, it is recommended to use a professional cleaning solution for cleaning.　　3. The problem with printing paper, if it is poor quality or expired, will affect the printing quality.　　2、 Unable to connect　　1. Check if the connected wires are loose, reinserting the wires may solve the problem.　　2. Check if the wireless network is connected correctly and try reconnecting to the wireless network.　　3、 Paper jam　　1. Check if the printing paper is properly placed. Improper placement of the printing paper may cause the paper to jam.　　2. Reloading the printing paper may be due to the previous placement not being standardized enough.　　4、 Unable to connect power　　1. Check if the power cord is connected properly and reinsert and unplug the power cord.　　2. Is the battery low? Try charging or replacing the battery.　　5、 Fault code prom

2024-06-24

Wireless communication for printers

　　　　telecommunications　　Infrared (IrDA), Bluetooth (BLUETOOTH), WIFI (802.11b/g), RF2.4G wireless, RF433MHz wireless　　Infrared technology was still used on many portable printers before 2007, but as laptops and mobile phones gradually phased out infrared technology, fewer and fewer printers used infrared technology　　The wireless data communication technology of Bluetooth based mainstream portable printers has the advantages of low power consumption and directionless, but the disadvantages are limited transmission distance and cumbersome setup and pairing in the early stage　　WIFI is a technology used by some portable ticket and label printers, which has the advantages of long transmission distance and no directionality. The disadvantage is that it has higher power consumption for printers that rely entirely on batteries to operate　　RF2.4G wireless belongs to the free frequency band for civilian use. With the maturity of technology and the decrease in cost, it has been widely used in th

2025-02-19

How to Conduct Power Management for Portable Wireless Printers

　　Power management is crucial for portable wireless printers as it directly impacts their battery life, usability, and overall performance. Here are several key aspects and methods for effective power management.　　Battery - related Management　　Most portable wireless printers are powered by rechargeable batteries, such as lithium - ion batteries. To manage battery power efficiently, it's essential to charge the battery properly. Avoid over - charging or under - charging. Over - charging can cause the battery to degrade over time, reducing its overall capacity. Many modern printers come with built - in charging circuits that prevent over - charging by automatically cutting off the power supply when the battery is full. For under - charging, make sure to charge the printer before the battery level drops too low. A good practice is to charge the printer when the battery indicator shows around 20 - 30% remaining.　　When not in use for an extended period, it's advisable to store the printer

2025-09-10

Printer Anti - Jam Design

The anti - jam design of printers is a crucial aspect that significantly enhances the user experience by minimizing disruptions caused by paper jams. Paper jams can be a frustrating and time - consuming issue, often leading to wasted paper, delays in printing tasks, and potential damage to the print