User manual

ATHENA CPU User Manual V1.40 Page 8
3. ATHENA BOARD DRAWING
I/O Connectors
J1 PC/104 8-bit bus connector
J2 PC/104 16-bit bus connector
J3 Main I/O connector
J4 Ethernet connector
J5 USB 0/1 header
J6 Watchdog/Failsafe Features header
J7 Mini USB-B connector
J8 Primary IDE (44-pin, laptop)
J9 External Battery connector
J11 Input Power
J12 External Auxiliary Power connector
J14 Data Acquisition I/O
J15 Audio I/O
J16 Manufacturing header (not installed)
J21 USB 2/3 header
J24 LCD Panel connector
J25 VGA connector
J27 CPU Fan header
J28 LCD Backlight header
J30 CD Input connector
Configuration Jumper Blocks
J10 System configuration jumper block
J13 Data acquisition circuit configuration jumper block