Notes

-Mainboard to Telephony board inside the Millennium payphone 3-15-2014

Today I Noted that on J4 on the main board.

Pin 14 is ground

Pin 24 is ether TX or RX

Pin 25 is ether TX or RX

Pin 26 appears to be clock.

Pin 1 is ring indicator

Pin 9 and 10 is +5vDC

Pin 16 and 17 are tip and ring.

Card Reader Connector

Ping 16 is Tip

Pin 15 is Ring

Pin 2 and 14 is ground

Pin 9 8 7 5 are all Sensors

Pin 4 is +5vDC