2137 Factory-Installed Modem Card
No. Location Function Connected to
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1 CN1 Game/Midi Port Joystick
2 PH3 Speaker-out port Speaker
3 PH2 Line-in port Sound resource
4 PH1 Microphone-in port Microphone
5 CN2 Audio I/O cable System board CN4
6 CN3 Wave table signal System board CN10
2136 FAX / Modem Card
Location Function Connected to
----------------------------------------------------
J1 Telephone line-out Telephone set
J2 Telephone line-in Telephone line
JP5 Voice-in/speaker-out System board (CN3)
connector
2137 Factory-Installed Modem Card
Item Function Connected to
----------------------------------------------------
1 Telephone line-out Telephone set
Some modem adapters
come without this jack.
2 Telephone line-in Telephone line
3 Voice-in/speaker-out System board (CN2)
4 Ring-in wake-up connector System board (CN9)
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.