The cash register is an auxiliary management equipment required by modern commercial enterprises. The cash register is mainly used in department stores, supermarkets, chain stores, hotels, restaurants, beauty salons, bookstores, gas stations, clubs, canteens and other consumer industries. When the cash register is used for a long time, there will be some faults. Today, the top teaches everyone how to deal with the phenomenon of not booting and not charging. The specific method is as follows:
1, no response at boot
cause of issue:
a switch does not open
b. Battery bad voltage is lower than 5.8V
c. The power board or motherboard is defective
Solution:
a. Turn the hard switch to the open position
b. Replace the battery
c. repair or replace bad accessories
2, do not charge or report the market power off, software version update
cause of issue:
a. No power output
b. Poor power supply board or motherboard charging circuit
Solution:
a. Using the voltage measurement method to further determine the bad links in the power line, filter group, transformer and replace the good parts
b. repair or replace bad accessories
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