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III 

Important Safeguards and Warnings 

This section introduces content covering the proper handling of the device, hazard prevention, and 
prevention of property damage. Read carefully before using the device, and comply with the 
guidelines when using it. 

Transportation Requirements 

 

Transport the device under allowed humidity and temperature conditions. 

Storage Requirements 

 

Store the device under allowed humidity and temperature conditions. 

Installation Requirements 

 

  Do not connect the power adapter to the device while the adapter is powered on. 

  Strictly comply with the local electrical safety code and standards. Make sure that the ambient 

voltage is stable and meets the power supply requirements of the device. 

  Personnel working at heights must take all necessary measures to ensure personal safety 

including wearing a helmet and safety belts. 

 

  Do not place the device in a place exposed to sunlight or near heat sources. 

  Keep the device away from dampness, dust, and soot. 

  Put the device in a well-ventilated place, and do not block its ventilation. 

  Use an adapter or cabinet power supply provided by the manufacturer. 

  The power supply must conform to the requirements of ES1 in IEC 62368-1 standard and be no 

higher than PS2. Please note that the power supply requirements are subject to the device label. 

  Do not connect the device to two or more kinds of power supplies, to avoid damage to the 

device. 

  The device is a class I electrical appliance. Make sure that the power supply of the device is 

connected to a power socket with protective earthing. 

  The device must be grounded by a copper wire with a cross-sectional area of 2.5 mm

2

 and a 

ground resistance no more than 4 Ω. 

  Voltage stabilizer and lightning surge protector are optional depending on the actual power 

supply on site and the ambient environment. 

  To ensure heat dissipation, the gap between the device and the surrounding area should not be 

less than 10 cm on the sides and 10 cm on top of the device. 

  When installing the device, make sure that the power plug and appliance coupler can be easily 

reached to cut off power. 

Summary of Contents for DH-LR2218-16ET-240

Page 1: ...16 24 port ePoE Switch Quick Start Guide V1 0 1...

Page 2: ...mage and description of the front panel May 2022 V1 0 0 First release April 2022 Privacy Protection Notice As the device user or data controller you might collect the personal data of others such as t...

Page 3: ...in the description of the functions operations and technical data If there is any doubt or dispute we reserve the right of final explanation Upgrade the reader software or try other mainstream reader...

Page 4: ...away from dampness dust and soot Put the device in a well ventilated place and do not block its ventilation Use an adapter or cabinet power supply provided by the manufacturer The power supply must co...

Page 5: ...Do not drop or splash liquid onto the device and make sure that there is no object filled with liquid on the device to prevent liquid from flowing into it Operating temperature 10 C to 55 C 14 F to 1...

Page 6: ...2 2 1 Front Panel 2 2 2 Rear Panel 3 3 Installation 4 4 Wiring 5 4 1 Connecting GND 5 4 2 Connecting Power Cord 5 4 3 Connecting Ethernet Port 5 4 4 Connecting SFP Ethernet Port 6 4 5 Connecting PoE E...

Page 7: ...transmission modes IEEE E100 and E10 With web management SNMP and other functions the Device can be remotely managed It can directly connect to iLinksView The Device is applicable for use in different...

Page 8: ...bo port 10 100 1000 Mbps self adaptive Ethernet ports and 1000 Mbps optical ports 4 Reset button Press and hold the button for 10 s to reset the device to default settings 5 Console port 6 PoE power u...

Page 9: ...3 2 2 Rear Panel Figure 2 2 Rear panel Table 2 2 Description of the rear panel No Name Description 1 Power switch Powers on and off the Device 2 Power socket Supports 100 240 VAC 3 Ground terminal GND...

Page 10: ...k mount Step 1 Attach the mounting bracket to the Device side panel one on each side and secure it with the screws provided with the rack Figure 3 1 Install bracket Step 2 Attach the Device to the rac...

Page 11: ...ch to fasten the other end of the ground cable to the ground terminal Figure 4 1 Connect GND 4 2 Connecting Power Cord Before connecting the power cord make sure that the Device is securely grounded S...

Page 12: ...ug the optical fiber before installing it Step 1 Wear the antistatic wrist band and confirm that the antistatic wrist band is in good contact with your skin and the Device is reliably grounded Step 2...

Page 13: ...ct this port to the Device PoE Ethernet port through the network cable to achieve synchronized network connection and power supply The maximum distance between the Device and the terminal device is ab...

Page 14: ...password user defined during initialization iLinksView lt_91_il_02_nmp When using iLinksView for device management ensure that the username and password of the Device match those of iLinksView otherwi...

Page 15: ...oom and cabinet and implement well done access control permission and key management to prevent unauthorized personnel from carrying out physical contacts such as damaging hardware unauthorized connec...

Page 16: ...we suggest that you check online users regularly to see if the device is logged in without authorization Check equipment log By viewing the logs you can know the IP addresses that were used to log in...

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