Nortel BayStack 600 Series, Manual

Page: 161 / 178

Switch settings for balance networks 3-25
August 2006 08.01 NTP 297-3601-316
For Generic 602.20
Figure 3-5: QNB65C Balance Network - switch locations
Table 3-U:
QNB65C Balance Network - switch settings for 19-gauge end-section D66 loaded cable
SQ Switches
1
2 3 4 5 6 7 8
1 0 0 0 1 1 1 1
Length Capacitance(
µ
F)
SS Switches
1
2 3 4
5 6
Resistance
Value (
Ω
)
ST Switches
1
2 3 4
5
Ft X 1000 Meters
0.9-1.0 274-305 5.625 1 0 1 0
0 0
0 1 1 1 1
1
1.0-1.1 305-335 6.750 0 1 1 0
0 0
0 1 1 1 1
1
1.1-1.2 335-366 9.000 0 0 0 1
0 0
0 1 1 1 1
1
1.2-1.3 366-396 10.125 1 0 0 1
0 0
0 1 1 1 1
1
1.3-1.4 396-427 11.250 0 1 0 1
0
0 1 1 1 1
1
1.4-1.5 427-457 13.500 0 0 1 1
0 0
0 1 1 1 1
1
1.5-1.6 457-488 14.625 1 0 1 1
0 0
0 1 1 1 1
1
SS capacitance
ST resistance
SQ cable gauge select