Install an E-240G-B ONU
68
7368 ISAM ONT E-240G-B Product Guide
3FE-46261-AAAA-TCZZA Issue: 01
8 To ground an E-240G-B ONU:
a An indoor desktop or wall-mounted E-240G-B ONU is grounded by the 3-pin power
adapter or a grounded UPS.
b An E-240G-B ONU mounted in an outdoor enclosure must be grounded with a
permanent ground wire.
Connect a single #6 to #14 AWG ground wire to the recessed ground lug on the
E-240G-B ONU; see Figure 24. The ground wire exits from the back of the ONU in the
same way as the cables.
9 Route up to four Ethernet cables to the RJ-45 ports, as shown in Figures 19 and Figure 24.
Connect the Ethernet cables.
10 Route up to two POTS cables to the RJ-14 ports, as shown in Figure 19 and Figure 24.
Connect the POTS cables.
Danger 1 — Hazardous electrical voltages and currents can cause
serious physical harm or death. Always use insulated tools and follow
proper safety precautions when connecting or disconnecting power
circuits. For more information on grounding safety, see the Appendix -
Grounding safety.
Danger 2 — Make sure all sources of power are turned off and have no
live voltages present on feed lines or terminals. Use a voltmeter to
measure for voltage before proceeding.
Danger 3 — Always contact the local utility company before connecting
the enclosure to the utilities.
Warning — Do not connect the ground lug of the E-240G-B ONU for
indoor installations; the ONU is grounded by the power adapter or UPS.
Release 06.01.01 | June 2019 | Edition 09
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