UNKNOWN CONNECTOR
| Pin | Dir | Description |
|---|---|---|
| 1 | Voice | |
| 2 | +5V=External Power, 0V=Battery | |
| 3 | Ext Speak control | |
| 4 | - | Analog GND |
| 5 | Voice | |
| 6 | +5V=POWER ON, 0V=POWER OFF | |
| 7 | Charger control | |
| 8 | - | Digital/DC GND |
| 9 | 0V=normal,+5V=test, +12V=test+flash | |
| 10 | Hook | |
| 11 | TTL serial in | |
| 12 | TTL serial out | |
| 13 | 0V for aprox 1 sec = POWER ON/OFF | |
| 14 | DC Power supply |
Direction is phone relative world.
| Contributor: | Joakim Ögren |
| Source: | Ericsson 218/318/337/388 pinout at Technick.net |
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Document last modified: 2002-01-10