18Before asking for repairs, check the symptoms with the following table.Contact your dealer if a problem cannot be solved even after checking and trying the solution in thetable or a problem is not described below.Symptom Cause/solution ReferencepagesPower is not turnedon.When using a PoE device for power supply• Are the PoE device and the network connector con-nected using a LAN cable (category 5: STP*)?* For EuropeCheck whether the connection is appropriately established.• Depending on the PoE device, the power supply willstop when the demanded power exceeds its totalpower limit for all PoE ports.Refer to the operating instructions of the PoE devicein use.• When connecting both of the 12 V DC power supplyand the PoE device for power supply, the networkconnection may not be established.Turn down the power supply from the PoE device.InstallationGuideWhen using DC power supply• Is the 12 V DC power cable plug (accessory) firmlyinserted into the 12 V DC power terminals of thecamera?Confirm the power plug is firmly connected.• Is the AC adaptor in use compliant with theSpecifications?Check the Specifications regarding AC adaptor.The LINK indicatordoes not light inorange even whenthe network cable isconnected to thecamera.• Is the LAN cable connected appropriately?Connect the LAN cable appropriately.• Is the hub or router connected to the camera operat-ing appropriately?Check if the hub or router in use is operating appropriately.• Isn't the LAN cable connected to the camera broken?Replace the cable with another one.InstallationGuideTroubleshooting