16 ir connector (cn9), 17 audio interfaces (cn10), 18 com port connector (cn19, cn20) – IBM CFC2 User Manual
Page 28: 1 com2 rs-232/422/485 setting (jp3), 19 vga/lcd/lvds interface connections, Hdd led, reset (cn13, cn8), Power & hdd led (cn13), Reset switch (cn8), Power connectors (cn11, fan1), Ower connector, +5 v, +12 v (cn11)

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