The numbering is from BELT to WLAN antenna.
| Pin Number |
Pin Name |
Using in AV-Cable | Using in Cradle |
| 1 | Left audio out | White | Left |
| 2 | right audio out | Dark Red | right |
| 3 | GND | GND | GND |
| 4 | +5V_CHR | n/c | power in from cradle +5V |
| 5 | +5V_CHR | n/c | power in from cradle +5V |
| 6 | +5V_CHR | n/c | power in from cradle +5V |
| 7 | green RGB component | Green | n/c |
| 8 | red RGB component | Red | n/c |
| 9 | blue RGB component | Blue | n/c |
| 10 | composite video out | Yellow | n/c |
| 11 | GND | GND | GND |
| 12 | GND | GND | GND |
| 13 | RXD | n/c | GPS TTL 5V (COM1) |
| 14 | TXD | n/c | GPS TTL 5V (COM1) |
| 15 | GND | GND | GND |
| 16 | AV-Cable connected (?) | GND (Enable video out to connector) (?) | n/c |
| 17 | digital audio out | Orange | n/c |
| 18 | GND | GND | n/c |
| 19 | GND | GND | GND |
| 20 | Cradle connected | n/c | GND - Internal speaker off |
| 21 | n/c | n/c | n/c |
| 22 | n/c | n/c | n/c |
| 23 | n/c | n/c | n/c |
| 24 | Buttons | n/c |
Buttons resistors - connect to GND:
Buttons works only with external power on pins 4,5,6 |

