Nortel DMS-100 Series Maintenance Manual page 110

4-10 Star Remote System automatic maintenance
Figure 4-2 Power Supply Distribution Detail in STAR HUB
The A feed provides a talk battery for Unit 0 of the Star Hub. The B feed
provides a talk battery for Unit 1 of the Star Hub. The A feed and B feed each
provide power to one NT6X53AA power converter in each unit. This
297-8353-550 Standard 05.01 March 2001
TLKBTB
B.P AREA
TLKBTA
-48V
+15
+5
+5
+15
-48V