Factory-Installed Modem Card Layout

Factory-Installed Modem Card Layout

GVC Factory-Installed Modem Card Connector Functions. 

Item	Function	Connected to...
1	Telephone line-in	Telephone line
2	Telephone line-out Some modem adapters may come without this jack.	Telephone set
3	Voice-in/speaker-out connector	System board Machine type 2170: CN21 Machine type 2171 and 2172: CN12 Machine type 2174: Depends on the audio card

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.

CIS Factory-Installed Modem Card Connector Functions. 

Item	Function	Connected to...
1	Telephone line-in	Telephone line
2	Telephone line-out Some modem adapters may come without this jack.	Telephone set
3	Voice-in/speaker-out connector	System board Machine type 2170: CN21 Machine type 2171 and 2172: CN12

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.