AT&T 555-230-894 manual 38Issue 1 September

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8 9 10

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Figure Notes:

1.MSP-1 Power supply

2.D8W cord

3.D4BU cord (For analog telephones) or D8W cord (For Digital Communications Protocol (DCP) and Integrated Services Digital Network (ISDN-T) telephones)

4.Wall jack

5.Adjunct jack

6.Line jack

7.Bottom of Voice Terminal/Telephone (7444 Shown)

8.“PHONE” Jack

9.“OTHER” Jack

10.“LINE” Jack

Figure 9-15. MSP-1 Connections for -48V Powered Telephones and their Adjuncts (Except the 8102)

9-38Issue 1 September 1995