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7. Using the Network Line Surge Protection Function
7. Using the Network Link Surge
Protection Function
Line Surge Protection Function
This function is to absorb surge voltage (abnormally high voltage) that may occur on the telephone line or
network cable due to thunder. The function protects your modem, TA, and network card from surge damage.
* If you do not use the Network Line Surge Protection Function, this step is not
required.
* Network Line Surge Protection Function does not comply with UL standard
(UL497). If you require UL standard, do not connect telephone to Modem/TA/PC
Side.
The following 2 types of connectors are available for the Network Line Surge Protection Function.
• RJ45 (8-pins) and RJ11 (2-pins, 4-pins, or 6-pins)
7-1 When connecting to the telephone line or ISDN
line
Connect the telephone line that comes out of the wall to the Line/Hub Side of the Network Line Surge Protection
of the UPS.
Use the supplied telephone cable (modular cable) to connect between the Modem/TA/PC Side of the Network
Line Surge Protection of the UPS and your modem, FAX and others DSU (or a terminal adaptor with built-in
DSU).
7-2 When connecting to LAN 10Base-T/100 Base-Tx
To protect your 10Base-T/100 Base-Tx (twisted pair cable without shielding) network interface, you need to
purchase separately a cable equivalent to your cable in use.
Connect the 10Base-T/100Base-Tx cable from HUB to the Line/Hub Side of the Network Line Surge Protection
of the UPS.
Connect between the Modem/TA/PC Side of the Network Line Surge Protection and the network interface of
you PC with the cable you purchased separately.
