Intelligent Parking System Common Problems and Solutions

1. Communication is not working

1Cause: The 485 communication line is open circuited, short-circuited or connected incorrectly; (more common)

Treatment method: Check the communication line, check the wiring, and confirm that the communication line has no open circuit, short circuit or wrong connection.

2 Reasons: The control board number is not set correctly; (more common)

Processing method: Check whether the machine number setting is correct. Check the other control boards in the system and check whether there are duplicated machine numbers. Then reset the machine number according to the setting method in the manual.

3 Reason: The management software communication port is set incorrectly; (more common)

Processing method: Check the communication port number in the management software system setting, if it is the same with the connected port. If the port connected to the control board is USB or PCI expansion, please check the port number in operating system <device manager>, please Note: The stability of the USB extension 232 port is poor. Frequent plugging and unplugging will cause the port number to change. When conditions allow, try to use the PCI serial port expansion card.

4 Reasons: Communication port conflicts with other software; (rare)

Processing method: Check whether other software has enabled the communication port and close other software.

5RS485 communication card is damaged or the computer serial port is damaged; (less common)

Processing method: Replace the RS-485 communication converter, install the PCI serial expansion card or replace the computer.

5 Reason: Control board communication circuit failure; (less common)

Remedy: Check or replace the control board 6 Cause: The management software version does not match the control board; (less common)

Remedy: Reinstall the software that matches the control board.

2. Communication is unstable (off and on)

1 Reason: The communication line is long and the wiring is not standardized. The ordinary power cable or non-twist shielded cable is used. The middle connector is not reliably connected. (more common)

Processing method: replace the communication line, if the site conditions are limited, you can increase the 120Ω termination resistance, or increase the 485 repeater,

2 Reason: The RS-485 communication converter has poor load capability; (more common)

Processing method: Replace the RS-485 communication converter. If there are many system devices, you can add one to four RS-485 communication converters.

3 Reason: Computer serial port or RS-485 communication converter is unstable; (less common)

Remedy: Replace the RS-485 communication converter. The computer installs the serial expansion card or replaces the computer to avoid using the USB extension 232 port.

4 Reasons: The control board communication circuit is unstable; (less common)

Treatment method: Check or replace the control board.

3, database connection fails to login software (1) cause: server name, database name, login account or login password is wrong; (more common)

Processing method: check the server name, database name, login account, login password, enter the correct information,

prompt:

A. The server name, database name, login account, and login password cannot use Chinese characters, full-width characters, or other special characters.

B. If the database is installed on the machine, the server name can be replaced with "." or "(local)";

C. If the database is installed on another computer (server) in the LAN, the server name can be replaced with the server's IP address;

D. When a software in use suddenly appears to be unable to connect to the database, it is often effective to change the server name.

(2) Cause: SQL service manager is not started, SQL database is not installed; (more common)

Processing method: correctly install the SQL database, start the SQL service manager;

prompt:

A. Changing the Windows user name (Administrator) will cause the SQL Server Manager being used to fail to start. If you modify the Windows login user or password to cause the SQL Server Manager to fail to start, you need to do this: Control Panel --> Manage Tools -> Services -> find MSSQLSERVER service -> in the above right -> Properties -> Login -> modify the startup service account and password to B, SQL database installation is not completely successful, reinstall, Will suggest an unfinished installation hang, refuse to continue the installation, you can use this method to deal with:

Open the Registry Editor and locate the Pending File Rename Operations project in HKEY_LOCAL_MACHINE\SYSTEM\Current Control Set\Control\Session Manager and delete it. This clears the installation pending project.

C. If the computer operating system is not a server version, such as Windows XP, install Microsoft SQL Server 2000 Simplified Chinese Personal Edition, or install SQL Server Desktop Engine;

D. The simplified version of Windows XP Home installed by some branded machines does not support some of the higher level applications. It may cause SQL Server to not work properly. Please use WIN 2000 Server or WIN 2003 Server.

(3) Cause: Computer security protection restrictions, SQL Server security settings error, operating system security restrictions; (more common)

Processing method: Set security protection software correctly, such as Windows Firewall, and reset SQL database security attributes;

prompt:

A. If necessary, you can close or uninstall the firewall and other security software;

B, open the Enterprise Manager -> expand the SQL Server group -> right-click the server name -> click Properties -> SQL Server Properties -> Security, select "authentication" as "in SQL Server and Windows”;

C. If the server is using the Windows XP operating system, it is more likely that workstations cannot connect to the SQL Server database. A WINDOWS user with the same name and password can be created on the server and the workstation. The workstation logs in with this user and the database connection is established. Normal.

(4) Cause: The network connection is faulty; (more common)

Treatment method: overhaul network;

4. When the software is running, [Microsoft][ODBCSQL Server Driver][SQL Server] object name '******' is invalid.

(1) Cause: The database script was not executed in Query Analyzer after manually creating the database; (more common)

Processing method: execute the database script in the query analyzer, or create a new database automatically in the software database creation;

prompt:

A, open the SQL Query Analyzer, pay attention to select the target database for their own database;

B. After “Execute Query”, the result bar will prompt “The command has been successfully completed”. If the prompt is other content, it means the execution failed and needs to be executed again;

(2) Cause: The database is corrupted or the software and database are not the same version; (less common)

Processing method: If it is a new system that is not officially enabled, you can re-execute the database script in the query analyzer and test it again. If the system has been officially used and data has been generated, contact a computer professional or contact the supplier. 5 , No surveillance image (monitor window shows fixed image)

Cause: The parking lot software is not set correctly; (more common)

Processing method: In the parking lot setting, reset the relevant options of the video card;

prompt:

A, pay attention to the correct choice of video card model;

B. In the lane setting, the lane with image contrast must select “monitoring”;

C. Check if other application software/test software of the video card is open.

(2) Cause: The video capture card driver is not installed or the installed version is wrong; (more common)

Solution: Check whether the driver of the video capture card is installed correctly and installed in the device manager of the computer. If it is not installed, install it. If it is not installed correctly, remove it and then reinstall it; if the computer does not detect Video capture card, removable video capture card is installed in another PCI slot or installed on another computer. If the computer cannot detect it, the video capture card is damaged.

prompt:

A. The drivers for installing the video card must use the corresponding driver in the parking software installation package. Do not use the driver CD provided with the video card. Each type of video card has multiple versions of the driver. The driver provided with the supplied CD-ROM is provided. Most of them are used for video surveillance and are not the same as the development drivers used in parking lot software.

B, install the driver, each step must choose to manually install, until the "install from the disk," browse in the installation package to select the specified driver;

6, no monitoring image (monitor window is a black screen or blue screen)

Causes: 1 The camera is not working properly; 2 Video lines are open circuited and short circuited; 3 Video ports are inserted incorrectly;

Processing method: Replace with a well-tested camera or video cable to verify that the camera or video cable is good; reconnect the video port,

prompt:

A. Under normal circumstances, a single-way card is connected to AV1, and a four-way card is connected to AV1 and AV2.

B, VC4000 video card in the middle two AV1, AV2.

7, the entrance can not be compared to the image or the query can not adjust the image

Cause: The image saving path is set incorrectly; (more common)

Processing method: Reset the image save path.

prompt:

A. Cannot use Chinese characters, full-width characters or other special characters in the image save path, and the image save path should not be too long;

B, image path reference settings: stand-alone version D: \ Photo \, network version \\ 192.168.1.1 \ Photo \;

C. Some operating systems share limited access. For example, Windows XP Professional recommends that the larger parking system use Windows 2003 Server or Windows 2000 Server as the server operating system.

8, when prompted to view the report "printer error"

Cause: There is no default printer driver installation method: Install a printer driver.

prompt:

A. Only one printer driver can be installed, no printer configuration is required;

B, in the beginning -> printers and faxes -> add a printer, follow the Add Printer Wizard to add a printer driver;

9, when printing the report prompt "the report width is greater than the width of the paper"

Cause Cause: The default printer's paper settings and reports do not match Processing method: Reset the printer's paper.

prompt:

A, you can set the page in the printer properties to landscape;

B. If you select a lot of fields, it is recommended to export the data to EXCEL and retype the print.

10, the data is exported to EXCEL, the prompt "export failed"

Cause: Office software OFFICE installation is incomplete.

Processing method: Install EXCEL and ACCESS in Microsoft Office components.

prompt:

A, run the Office installation package, in the maintenance mode options, select "Add or remove features";

B. Select "Excel" and "Access" in the custom installation options, click Update, follow the steps to perform;

11, no voice prompts

Cause: The voice volume is minimized, the speaker is damaged, the line is faulty, and the voice board is damaged. (less common)

Processing method: The voice volume is adjusted to the minimum: the potentiometer on the adjustable voice board can be used for verification, or the voice volume can be set by software and tested; the speaker is damaged: the multimeter can be used to test if the resistance of the two ends of the speaker is consistent with the resistance of the indicator. If an open circuit occurs Description Damaged horn; Line fault: Check whether the voice part of the line is faulty according to the wiring diagram of the controller; if the fault cannot be eliminated, replace the voice board test.

12, the card is not out of the card

Cause: The card ejector crashes, the line fails, and the card ejector is damaged.

Processing method: When the card is out of the card machine, the controller will be powered off first, and then power on again to see if it is normal; check whether there is open circuit or short circuit in the part of the card machine according to the wiring diagram of the controller; if the line is normal, it may be the card The machine is damaged.

prompt:

A, strong light environment has a greater impact on the card issuing machine, due to the use of a number of photoelectric detection devices on the card machine, exposed to a strong light environment will produce false alarms, resulting in no card or out of the card;

B. If it is a problem in the assembly and debugging, you should check the wiring, and confirm whether the card machine model and the control board match.

C, IC card and ID card out of the card mode is different, pay attention to the settings of the dial switch (S3 8th dial for the ID card).

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