Table of Contents
Advertisement
7. Using the Network Line 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. It protects your modem, TA, and network card from damage due to surge.
* If you do not use the Network Line Surge Protection Function, this step is not required.
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
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 attached 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 so on.
7-2 When connecting to the ISDN line
Connect the ISDN line that comes out of the wall to the Line/Hub Side of the Network Line Surge Protection of
the UPS.
Use the attached telephone cable (modular cable) to connect between the Modem/TA/PC Side of the Network
Line Surge Protection of the UPS and your DSU (or terminal adaptor with built-in DSU).
7-3 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
separately purchase 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
your PC with the cable you purchased separately.
7-4 Example of connection
7. Using the Network Line Surge Protection Function
Connect to the Modem/TA/PC Side
Connect to the
Line/HUB Side
35
Modem, TA, or LAN card
Telephone line, ISDN line, or 10Base-T/100Base-Tx
Advertisement
Table of Contents
