Sony PCV-E204 Handbuch

The Modem In connector (J9) on the motherboard is a 1 x 4-pin header 
connector and connects to the audio output connector (J4) on the fax/
modem card.  

 

1

GND

2

MONO_O (to modem chip)

3

GND

4

MONO_I (to sound chip)

KY0061.VSD