| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 | E | Signal Transceiver/charging electronics | Transceiver/charging electronics | 
|   |   |   | 
| 2 | E | Signal Transceiver/charging electronics | Transceiver/charging electronics | 
|   |   |   | 
| 3 | E | Signal Transceiver/charging electronics | Transceiver/charging electronics | 
|   |   |   | 
| 4 | E | Telephone ON/OFF | Transceiver/charging electronics | 
|   |   |   | 
| 5 |   | Not used |   | 
|   |   |   | 
| 6 |   | Not used |   | 
|   |   |   | 
| 7 |   | Not used |   | 
|   |   |   | 
| 8 |   | Not used |   | 
|   |   |   | 
| 9 |   | Not used |   | 
|   |   |   | 
| 10 | M | Video shield | Shield | 
|   |   |   | 
| 11 |   | Not used |   | 
|   |   |   | 
| 12 |   | Not used |   | 
|   |   |   | 
| 13 |   | Not used |   | 
|   |   |   | 
| 14 |   | Not used |   | 
|   |   |   | 
| 15 | E | Night light signal | Radio | 
|   |   |   | 
| 16 |   | Not used |   | 
|   |   |   | 
| 17 |   | Not used |   | 
|   |   |   | 
| 18 | M | Ground | Transceiver/charging electronics | 
|   |   |   |