Philips FM92E - FM92 E Rear Connectors; Pin Cable

32: FM92E Rear Connectors:
Speaker Socket
1 Cradle
2 Ground
3
4 Speaker
5
Pinout are as viewed from rear of plug.
Handset (Microphone) Socket
1 Cradle
2 Power Ground
3 Mike Ground
4 Speaker
5 Mike Active
6 RX Audio out
7 PTT
8 Not used
Pinout are as viewed from rear of plug.
33: 15 Pin Cable:
Philips FM92E Conversion to 6 Meters: Version 3.9 Page 65