Nortel DMS-100 Series Maintenance Manual page 239

Figure 7-7 LMU connections in the Star Module
C-side
SMC
P-side
Star Module
LMU subscriber loop measurements
The LMU is able to perform various measurements of the subscriber loop as
directed from the various line testing commands at the MAP terminal. The
1 to 2 DS-1s
to Star Hub
CPU
Battery voltage
and current
Climate
sensors
Codec
DMS-100 Family NA100 Star Remote System XPM15 and up
Star Remote System manual maintenance 7-35
Matrix
SMC bus
LMU
Line cards