Nortel Circuit Card Installation Manual page 151

Table 57
QPC720 Primary Rate Interface card (Part 2 of 2)
Switch S2 settings
1, 3, 7 on
SW3-1 on = extended superframe format (ESF)
off = superframe format (SF)
Note 1: All positions on S2 (location B22) are OFF except as shown under the column labeled
"Switch S2 settings."
Note 2: Framing format, line encoding, and method of yellow alarm are selectable for both DTI
and PRI in LD17 with the DLOP, LCMT, and YALM prompts. All SW3 switch positions should be
OFF.
To repeater facility
136–225 m
(451–750 ft)
Switch 3 option for DTI with ESF
Option settings
To cross-connect point
(356–655 ft)
Circuit Card Description and Installation
Page 151 of 906
101–200 m