tell Gate Control PRO 4G.IN4.R2 Inbetriebsetzung Seite 13

Gate Control PRO – 4G/2G/WiFi Quick Guide
• ALWAYS DISCONNECT the device's power supply before inserting,
removing, or replacing the SIM card!
• TO SWITCH OFF the device, disconnect all power sources, including the
power supply and USB!
• The computer connected to the device must always be connected to the
protective ground!
• DO NOT USE a computer to program the device that is not connected to the
protective ground. To avoid a ground loop, the power supply of the computer
and the device must use the same grounding!
• DO NOT ATTEMPT to repair the device. Only qualified personnel are allowed
to repair the device!
• PROVIDE APPROPRIATE POWER SOURCE for the device. The device
operates safely and properly only with a power supply which meets even the
maximal requirements specified in the user's manual. You can find the exact
data in the user's manual and on the
• DO NOT USE the device with a power supply that does not meet the MSZ
EN 60950-1 standard!
• DO NOT REVERSE THE POLARITY of the power supply! Wire the power
supply always according to the polarity indicated on the device!
• DO NOT CONNECT the antenna connector to the protective ground! Do not
connect the metallic parts of the antenna connector or the device's terminals
directly or indirectly to the protective ground, because this may damage the
device!
• ATTENTION! The product is provided with built-in automatic power
disconnection (Under Voltage Lock Out) function. The device will turn off
automatically when the supply voltage drops under a critical level.
http://tell.hu website as well.
13