SmartNode 4740 Series (16–32 Ports) User Manual
Installing cables
WARNING
WARNING
Connect the cables in the following order:
1. Connect the 10/100/1000Base-T Ethernet LAN and WAN (see section
1000Base-T Gigabit Ethernet LAN and WAN
2. Connect the grounding wire (see section
lug")
3. Connect the telephony cables (RJ21 or RJ11) (see section
device's FXS interface
4. Connect the power mains cable (see
Connecting the 10/100/1000Base-T Gigabit Ethernet LAN and WAN cables
The SmartNode 4740 Series has automatic MDX (auto-cross-over) detection and configuration on the Ether-
net ports. Any of the two ports can be connected to a host or hub/switch with a straight-through wired cable.
1. Connect to the subscriber port of the broadband access modem (DSL, cable, WLL) to ETH 0/0.
2. Connect port ETH 0/1 to your LAN.
For details on the Ethernet port pinout and cables, refer to
D, "Port pin-outs"
on page 52.
Installing a grounding wire on the SmartNode device's ground lug
1. Route the grounding wire from a building ground connection to the SmartNode device.
WARNING
2. Connect the grounding wire to the ground lug of the SmartNode device (see
3. Verify that the resistance of the ground path is less than 0.5 ohms.
Installing the SmartNode 4740
Do not work on the system or connect or disconnect
cables during periods of lightning activity.
The Interconnecting cables shall be acceptable for external
use and shall be rated for the proper application with
respect to voltage, current, anticipated temperature, flam-
mability, and mechanical serviceability.
"Installing a grounding wire on the SmartNode device's ground
ports")
section"Connecting the power supply"
According to UL60950/IEC62368, a connection to earth
ground—using the ground screw at the rear of the units
figure 10
(see
on page 23
power cross.
cables")
"Installing interface cables on the SmartNode
Appendix C, "Cabling"
)
—is required to protect against
3 • SmartNode Installation
"Connecting the 10/100/
on page 31)
on page 49 and
Appendix
figure 10
on page 23).
30
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