AMX TXC16 Plus User Manual download pdf (Page 46)

12 DC in for battery charging, DC out for accessory power

Ericsson 688/888

UNKNOWN CONNECTOR

Pin Description

1 + external power supply (7.2Volt - 600mA)

2 RS232 input (TTL)

3 GND (digital)

4 RS232 output (TTL)

5 +5V output

6 Test. Switch phone off and provide +5V and switch back on. (set comms at 9600, n,8,1)

7 Mute

8 Internal/external mic and ear (0=External - open=Internal)

9 GND (analogic)

10 ? Related to Mic/Speak

11 BF in

12 BF out

Motorola 6200/7500/8200/8400/8700

10 9 8 7 6 5 4 3 2 1

Top of phone (screen)

Pin Signal Description

1 Audio Ground

2 Ext b+

3 T Data

4 C Data

5 R Data

6 Logic Ground

7 Audio Out - on/off

8 Audio In

9 Manual Test

10 Battery Feedback

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AMX TXC16 Plus User Manual Page 46