Lucent Technologies DEFINITY User Manual page 21

Installation
In addition, the PC Console telephone can be powered by one of two
components. The KS-22911 power supply can be used in the United States,
and the MSP-1 can be used in most international installations.
Figure 1-2. The Available Power Components
NOTE:
The CallMaster VI is powered by the switch and does not require
a separate power supply.
Issue 2.5 October 1999
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