IBM Aptiva 2144 Hardware Maintenance Service page 178

Wake Up on Ring
Connector
Wake Up
on Ring Cable
(to system
board JP5)
Sound Card
Connector
14400V
To To DIP
Phone Wall Switches
x x x
OFF
x
ON
6 5 4 3 2 1
J1 J2
T1
14400 bps
Data/FAX/
Voice/Modem
Speaker
COM and
SW1
x x
IRQ Settings