Installing ISDN BRI terminal equipment
For each S or T or U-LT reference point, an eight-position miniature unkeyed plug from the terminal equipment (TE) is plugged into a jack connected to Norstar wiring. The pin connections for the jack and plug are shown in the following charts.
S or T wiring for terminal equipment
Pin (jack or plug) Norstar connection (for jack) Equipment connection (plug) 1 not used optional power source 3 (+) 2 not used optional power source 3 (-) 3 +Rx +Rx 4 +Tx +Tx 5 -Tx -Tx 6 -Rx -Rx 7 not used optional power sink 2 (-) 8 not used optional power sink 2 (+)
ISDN BRI
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