The rear panel also includes a DC power receptacle.
BNC port LEDs
BNC port
Active | BNC | 12Vdc 1.2A |
| ||
Rx |
|
|
|
| – + |
Rear Panel of the Model EN104 hub
AUI port LEDs AUI port
Power receptacle
Active AUI
Rx
Active BNC
Rx
12Vdc 1.2A
Rear Panel of the Model EN108 hub
AUI | BNC | 12Vdc 1.2A | |
Active | Active |
|
|
Rx | Rx |
|
|
|
| – | + |
Rear Panel of the Model EN116 hub
8738FA
Installation Procedures
Prepare the Site
Before you begin installing your hub, prepare the installation site. Make sure your operating environment meets the operating environment requirements of the equipment.
Characteristic | Requirement | |
|
| |
Temperature | Ambient temperature between 0° and 40° C (32° and 104° F). | |
| No nearby heat sources such as direct sunlight, warm air exhausts, | |
| or heaters. | |
|
| |
Operating humidity | Maximum relative humidity of 90%, noncondensing. | |
|
| |
Ventilation | Minimum 2 inches (5.08 cm) on all sides for cooling. | |
| Adequate airflow in room or wiring closet. | |
|
| |
Operating conditions | At least 6 feet (1.83 m) to nearest source of electromagnetic noise | |
| (such as photocopy machine or arc welder). | |
|
| |
Service access | Minimum 12 inches (19.68 cm) front and back for service access | |
| and maintenance. Front and back clearance for cables and wiring | |
| hardware such as punchdown blocks. | |
|
| |
Power | Adequate power source within 6 feet (1.83 m). | |
|
| |
Wiring hardware | Wiring hardware, such as punchdown blocks or patch panels, | |
| should be complete before installing the hub. | |
|
|
Model EN104/EN108/EN116 Ethernet Hub Installation Guide
