ALFATRON ALF-3XUSB2C
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5.1 Camera Maintenance
1) Please power off the camera and disconnect the power adapter and socket, if it’s not used for a long
time.
2) Use a soft cloth or tissue to clean the camera cover.
3) Wipe it with a soft, dry cloth when cleaning the camera lens. Wipe it gently with a mild detergent if
needed. Do not use strong or corrosive detergents to avoid scratching the lens and affecting the video
quality.
5.2 Troubleshooting
1) No video output
a. Check whether the camera power supply is connected, the voltage is normal, the power indicator is lit.
b. Whether the machine can do self-check after it has restarted.
c. Check whether the bottom of the DIP switch is in the normal operating mode (see Table 2.2 and Table
2.3)
d. Check whether the video output cable is connected
2)
No image sometimes
a. Check whether the video output cable is connected
3) Video dithering when zoom-in or zoom-out
a. Check whether the camera is installed on a solid base
b. Is there an object around the camera that cause it to shake
4) Remote control does not work
a. Remote control address is set to 1 (if the machine is set back to the factory defaults, remote control
addresses need to be back to 1)
b. Check whether the battery is installed on the remote controller or if the battery is low.
c, Check the camera working mode is in the normal operating mode (see Table 2.2 and Table 2.3)
d. Check the menu whether it is closed, camera control through remote controller is only available after
exiting the menu. If the video output from LAN, menu will not be displayed, menu will automatically show
30s later, and then it can be controlled by remote controller.
5) Serial port not working
a. Check whether the camera serial device protocol, baud rate, and address is correct.
b. Check whether the control cable is connected properly
c. Check whether the camera is in normal working mode (see Table 2.2 and Table 2.3)
