Installation Manual 16 Document #: LTRT-70113
Mediant 2000
Cabling for eight trunks and DC power:
Figure 2-7: Rear-Panel Cabling for 8 Trunks (DC Power)
2.4.1 Earthing (Grounding) the Device
The device must be permanently connected to earth (ground), using an equipment-earthing
conductor.
Protective Earthing
The equipment is classified as Class I EN60950 and UL60950 and must be
earthed at all times.
¾ To earth the device:
1. Connect an electrically earthed strap of 16 AWG wire (minimum) to the chassis'
earthing screw (located on the rear panel), using the supplied washer.
2. Connect the other end of the strap to a protective earthing. This should be in
accordance with the regulations enforced in the country of installation.
2.4.2 Connecting the E1/T1 Trunk Interfaces
Connect the E1/T1 Trunk interfaces using either Telco (for devices with 16 spans) or RJ-
48c (for devices with 1, 2, 4, or 8 spans) connectors.
¾ To connect E1/T1 trunks using 50-pin Telco connectors (16-trunk device):
1. Attach the Trunk cable's (of at least 26 AWG UTP) 50-pin male Telco connector to the
50-pin female Telco port (labeled TRUNKS 1-8) on the device's rear panel.
2. Connect the other end of the Trunk cable to the PBX/PSTN switch.
3. Repeat steps 1 through 2 for the second Trunk cable, but this time, connect it to the
connector labeled TRUNKS 9-16.
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