Hardware Installation Manual 34 Document #: LTRT-10236
Mediant 800 MSBR
Warning:
• To avoid electric shock and/or damage to ports due to over-voltage phenomena, you
must connect the device to a reliable ground using the grounding termination located
on the device's rear panel.
• When the device is powered only from the 12V DC supply (utilizing the external power
adaptor), the device is not grounded!
• Ground the device prior to connecting the telephony port interfaces (FXO, FXS, E1/T1
and BRI).
• When powering off the device, remove all interface cables prior to disconnecting (if
required) the ground cable at the rear panel.
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.
Figure 5-1: Earthing the Device
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