Nortel Communication Server 1000S Installation And Configuration Manual page 150

Page 150 of 394
Figure 53
NT8D72AA, NT8D72AB, NT8D72BA PRI DIP switch settings for Large Systems
553-3001-201 Standard 2.00
NT8D72 and QPC720 PRI card installation
NT8D72AA, NT8D72AB
75 ohm switch setting
OFF
ON
1 2
S1 S2
NT8D72BA
75 ohm switch setting
OFF
ON
1 2
S1 S2
Note: For EuroISDN applications, use the default setting (120 ohms).
September 2004
120 ohm switch setting
(default)
OR
1
S1
120 ohm switch setting
(default)
OR
1
S1
OFF
ON
2
S2
OFF
ON
2
S2
553-7533