Q:Card machine serial port problems can not system card

This is a small thing, there prompted the "serial error" one reason may be your computer host serial port has a problem, the reader serial cable line down to another serial port, while the door system software parameters change What about the serial number on the line. Another reason may be other operators do not care chaos operation, the system parameters inside the serial number changed, you change it back to the default on the line. No longer, repair the reader!

Q:There are several problems do not know: 1. SIM card lock and no card What is the difference? Brush on the impact? 2. bought the machine is not the original system card is not a direct card can be used? How do you get a lock? 3. How do I tell if there is a card lock? 4. how to see the machine has been brushing the system? Thank you! More

Most of them are not SIM lock, but you can insert a move or Unicom card to see.

Q:Will the bank card go to the bank to unlock it?

To bring your ID card, and I go.

Q:Bank card lock card must go to the counter to unlock it

I am holding an ID card to the bank counter to unlock.

Q:My cell phone card was locked once, and then I went to the business hall unlocked, but the phone restart and then locked, is not canceled in the set lock SIM card option ah, the key is where I can not find where The phone card on the lock, some people know what words saying that my phone is Samsung S6. More

Samsung s6 specific not used, check the next, but also Andrews system. As for the SIM card lock you ask, it is usually set in the phone system - safe - SIM card lock. Set inside. Or some in the security of a choice of locking, select the SIM card lock. You can view and change to remove the settings can be. If you need to unlock the card code PIN, you do not know, you can only go to the business hall inquiries.

Q:Digital camera: insert the memory card It always shows that "memory card lock", regardless of the memory card is lock or unlock, it always said that the memory card lock, change the card is locked. what happened? More

U disk / digital card / phone card: first to confirm whether the sd card is so good, you can try to replace the method 1. With a card reader connected to the computer to see if the drive capacity is so good. 2. If you can not, you can change the other computer or card reader try. If it is still not so, there may be a problem with the machine does not matter. 3. machine for a different so that the card, try, whether still show this problem. If so, the card is not a problem, but the machine is set up or somewhere damaged, need repair or other. Card can not be repaired, if there is data, you can restore the data. U disk / digital card / phone card: "prompt format", "can not open normally", "equipment is not normal": This is the use of the process is not safe to delete directly after the pull into the computer into Prompt format "/" can not be properly opened "/" equipment is not normal "/" 0 bytes "can not be opened. This situation is divided into two kinds 1, due to a sudden pull out U disk / digital card / phone card, Lost FAT damage prompted to insert the disk or format. This situation on the Internet to download a software such as diskgenius formatted just fine. If you can not find a production tool to try .2, hard failure: due to sudden pull out, resulting in voltage Unstable situation may cause damage to the fine or chip burned. Crystal vacuum welding U disk itself caused by the problem caused by this situation I suggest you find a professional data recovery company, or U disk repair company try to repair the next general recovery The price in the 200-300 or so. Do not try to dismantle their own, if the hard fault needs to polish the memory card to extract the essence of recovery 3000, do not try to avoid failure to increase.If there is no important data I recommend You still change it! If you can ask questions, hoping to help everyone willing to adopt ~~~~

Q:Hotel card lock, the total card can open the door, room card can not open any questions?

Obviously the problem ah, the room card is broken

Q:Mobile phone lost, how to lock the card

Positioning are useless do not say locked, people can brush machine, pro, grief it

Q:What are the differences between the three locks, the architecture, the use, and the other? More

TM card to touch the contact button type, IC card is the card, the sensor card lock is not sensitive to contact in the sensing area within one or two centimeters can be opened to the door

Q:Can the bank card be locked?

Can not be transferred, and need to go to the bank to carry my ID card to unlock before they can operate.