3301770
Connectivity
The 3301770 provides the following interface connections:
Label Function
CN1 4P power connector
CN2 3-pin PS-ON/ATX feature connector
CN3 5-pin Inverter control
CN4 3-pin CPU fan connector
CN5 5-pin External LED connector (to chassis LED control PCB)
CN6 144-pin SDRAM SO-DIMM socket
CN7 2-pin connector to the external Lithium 3V coin cell battery-
CN8 10-pin audio connector (to the external adapter cable kit which
should provide phone jacks for Line_out, Line_in, and MIC_in
connectivity)
CN9 4-pin Audio CD_IN connector
CN10 PC/104 connector (104-pin ISA bus)
CN11 3-pin external VCC (supplementary for PC/104) power connector
CN12 2-pin Reset button switch (to the chassis front panel)
CN13 2-pin Power switch button (to the chassis front panel)
CN14 10-pin general purpose I/Os connector
CN15 26-pin parallel port pin header
CN16 14-pin internal serial port pin header (COM2)
CN17 6-pin keyboard/mouse connector (a 6-pin-to-PS/2 adapter cable is
required)
CN18 Not implemented
CN19 External USB1.1 connector (2 ports)
CN20 10/100BaseT Ethernet port
CN21 10/100BaseT Ethernet port
CN22 External D-SUB 9 serial port connector (COM1)
CN23 Serial ATA connector
CN24 8-pin internal USB header (an adapter cable required)
CN25 Serial ATA connector
1-3
