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DEFINITY Enterprise Communications Server Release 5
Maintenance and Test for R5vs/si
555-230-123
Issue 1
April 1997
Maintenance Object Repair Procedures
Page 10-283CARR-POW (Carrier Port Power Unit) for DC-Powered Systems
10
provides easy access for testing the various voltages on the backplane pins.
Refer to Chapter 2 in
DEFINITY Communications System Generic 1 and Generic
3 Installation and Test,
555-230-104.
Power
Supply +5V -48V -5V 165V
Cabinet
Position
644A yes no no no Left Side
645B no yes yes no Right Side
TN736 no no yes no -
TN752 no no yes yes -
TN755B no no no yes -