Factory-Installed Modem Card Layout (2187/2190)

Factory-Installed Modem Card Layout (2187/2190)
 

Item	Function	Connected to...
1	Telephone line-out Some modem adapters may come without this jack.	Telephone set
2	Telephone line-in	Telephone line

Note: Care should be taken while connecting the voice-in/speaker-out connector.
The longer exposed end (about 15mm) of the cable should be connected to the modem card.
The other end should be connected to the system board.