Nortel Networks CALLPILOT 555-7101-217 - Manual (Page 46)

Power supply installation Standard 1.0
46 CallPilot
DC rack cabling
The following diagram shows typical rack power cabling:
Server Server Monitor Switch
External
Modem
External UPS
(Optional)
-48VDC A
-48VDC B
Primary
PDU
See note
External
power feed
(110/220
VAC, 220
optional)
ELAN
Hub