Installation Manual

Table Of Contents
14221-1850-4000, Rev. A
83
P1 and P2, the cable’s 2-pin connectors, provides connections for external speakers.
P3, the cable’s 6-pin connector, is a connector for basic accessories (e.g., hookswitch, external relay with
back-EMF diode, etc.).
P4, the cable’s D-subminiature 25-pin connector, provides audio and data connections for optional
equipment.
P5, the cable’s D-subminiature 9-pin connectors, provide serial data connections. See Section 10.3 on page
80 for additional information.
P6, the cable’s D subminiature 9 pin connector, provide serial data connection to an analog microphone
(similar to MC-014121-003).
P7, the cable’s USB Connector, provides connections for USB accessories and the programming cable.
11.2 SPEAKER CABLES 14002-0174-52 AND 14002-0174-59