What to do if the Cooling Unit FAIL LED is on in Hatteras HN4000?
If the Cooling Unit FAIL LED is illuminated on your Hatteras Switch, it signifies that one or more fans within the Cooling Unit have malfunctioned. To prevent potential damage to the equipment, replace the Cooling Unit.
What to do if the red System FAIL LED is on in Hatteras HN4000 Switch?
If the red System FAIL LED is on in your Hatteras Switch, try the following: First, remove power from the device and then power it back up. If the issue persists, replace the device with a unit known to be in proper working condition.
What to do if Network ACT LED is off on Hatteras Switch?
If the Network ACT LED is off on your Hatteras Switch, ensure that there is Ethernet traffic on the network connection.
What to do if Network LINK LED is off on Hatteras Switch?
If the Network LINK LED is off on your Hatteras Switch, verify that a cable is properly connected to the port on an operational Ethernet device.
How to troubleshoot all front panel LEDs being off on Hatteras HN4000 Switch?
If all front panel LEDs are off on your Hatteras Switch, follow these steps: 1. Verify that the device is receiving ?48 VDC power. 2. Verify that the power cable is wired correctly. 3. If using only one power source, switch the power cables to the connection that is not in use. 4. Replace the device with a unit known to be in proper working condition.
Why are some 2BASE-TL LEDs off on my Hatteras Switch?
If one or more of the numbered 2BASE-TL LEDs are off on your Hatteras Switch, it could be because there is no copper pair connected to the port, or the copper pair is not terminated at an operational remote device. To resolve this: 1. Verify that the copper pairs are terminated at an operational remote device. 2. Verify that the copper pairs are wired correctly in the copper-pair CAT 5 cable.
Provides installation procedures for HN4000 Metro Ethernet Copper Access switches.
Describes features of HN4000 switches for voice, data, and video services.
Details built-in line testing facilities of the HN4000e switches.
Procedures for unpacking and verifying HN4000 components.
Lists torque ranges for fasteners used in HN4000 installation.
Steps for installing HN4000 equipment in a rack, including mounting brackets.
Details on how to install mounting brackets for the HN4000 chassis.
Procedures for connecting ground and power cables to the HN4000.
Steps to power up the HN4000 and verify basic operation.
How to check if the HN4000's cooling unit fan module is operating.
Procedure to test HN4000 chassis and module LEDs using the lamp test button.
Details the HN4000's power connector and status LEDs.
Explains the system status LEDs on the HN4000 and their meanings.
Describes the functions of the HN4000's lamp test button.
Details the 10/100 Mbps management port and its status LEDs.
Explains ports and LEDs on high-speed network modules.
Describes the 2BASE-TL connectors and their status LEDs.
Information on the Metallic Loop Test (MLT) ports for testing.
Explains the HN4000's stack ports for creating Virtual Nodes.
Steps to connect a CAT-5 cable to the 10/100 MGMT port.
Instructions for cabling various high-speed network modules.
Connects 2BASE-TL cables to the HN4000.
Instructions for connecting HN4000 switches using stack ports.
Steps to install a cable for a maintenance terminal connection.
Steps to install an alarm cable for the HN4000.
Connects to Metallic Loop Test (MLT) RJ-45 jacks for testing.
Connecting MLT ports for various tests with third-party equipment and stacks.
Lists requirements before installing HN4000 system software.
Steps to load system software using DHCP option.
Connects the HN4000 to the DHCP network via the management port.
Connects a console terminal to the HN4000 for configuration.
Enables DHCP on the HN4000 management port using the CLI.
Information on configuring HN4000 with pluggable high-speed network modules.
Steps to install a high-speed network module into the HN4000.
Procedures for safely removing a high-speed network module.
Lists available SFP modules compatible with HN4000 high-speed modules.
Instructions for replacing the HN4000's cooling unit module.
Steps to reinstall the cooling unit module into the HN4000.
Provides steps to troubleshoot common HN4000 hardware issues.
Lists default CLI username, password, and privilege levels for HN4000.
Lists model numbers for HN4000 switches and modules.
Details the contents of various rack mounting kits for the HN4000.
Lists available HN4000 cables and adapters.
Lists optional HN4000 parts and accessories.
Lists physical specifications like construction, dimensions, and weight.
Specifies required clearances for HN4000 installation.
Details power input voltage and consumption specifications.
Lists heat and airflow specifications for the HN4000.
Lists environmental conditions for HN4000 operation.
Details the various interfaces supported by the HN4000.
Lists and describes the front-panel indicators on the HN4000.
Lists torque specifications for various fasteners used in installation.
Defines who is considered qualified service personnel for HN4000.
Identifies components that qualified personnel can replace.
General safety warnings for installing and using the HN4000.
Important safety notes regarding power connections.
Requirements for proper grounding of the HN4000.
Safety precautions for laser and fiber optic ports.
Precautions for handling electrostatic discharge (ESD) sensitive components.
Contact information for technical support.
Accessing the customer portal for software and documentation.
Provides the address for product repair and return.
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