Nortel DMS-100 Series General Description Manual page 74

3-6 Ringing in Series II peripherals
Figure 3-2 SCM-100R/RCT ringing configuration
297-1001-131 Standard 06.01 October 2000
Ring/pad
R R C C T T
Ring distribution
QPP422
Generator
QPP426
S S C C M M - - 1 1 0 0 0 0 R R
Master
processor
DS1
Protection
A
link
Protection
A
link
Protection switch
Digroup A/B Digroup A/B
RCT control
Line shelf
Ring distribution
QPP422
Generator
QPP426
B
DS1
B
300 V
converter
QPP430