Mike's PBX Cookbook

Ring Generator - Switch Settings

When replacing a NT6D42CC Ring Generator, be sure to check the DIP switch settings!

SW1 - RING
120Hz *
225Hz
350Hz

* Standard US

SW2 - Voltage
1-2-3-4 OFF86V Ring *
1 ON - 2-3-4 OFF80V
2 ON - 1-3-4 OFF75V
3 ON - 1-2-4 OFF70V
nt6d42cc.jpg
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