User’s Manual
20 ECB-870 User’s Manual
Connectors
Label Function Note
ATX ATX power connector
ATXR1 Pentium IV +12V connector
CHASFAN System fan connector 3 x 1 wafer, pitch 2.54mm
CPUFAN CPU fan connector 3 x 1 wafer, pitch 2.54mm
FLOPPY Floppy connector 17 x 2 header, pitch 2.54mm
IDE1 Primary IDE connector 20 x 2 header, pitch 2.54mm
IDE2 Secondary IDE connector 20 x 2 header, pitch 2.54mm
IDE3, 4 RAID IDE connector 20 x 2 header, pitch 2.54mm
(ECB-870R only)
JATKB Internal keyboard connector 5 x 1 wafer, pitch 2.54mm
JCOM1 Serial port 1 connector 5 x 2 header, pitch 2.54mm
JCOM2 Serial port 2 connector 5 x 2 header, pitch 2.54mm
JFRNT Front Panel connector 10 x 2 header, pitch 2.54mm
JIR Fast and standard IrDA (Infrared)
connector 5 x 2 header, pitch 2.54mm
JPS ATX power control connector 3 x 1 header, pitch 2.54mm
JWOL Wake-On-LAN connector 5 x 1 wafer, pitch 2.54mm
LAN1 10/100Base-Tx Ethernet connector 1 RJ-45
LAN2 10/100Base-Tx Ethernet connector 2 RJ-45
PRINTER Parallel port connector 5 x 2 header, pitch 2.54mm
PS2 PS/2 keyboard and mouse connector 6-pin mini DIN
U1 CPU Socket mPGA478 Intel Socket 478
U50 M-Systems DiskOnChip socket 16 x 2 DIP socket
USBA USB connector 5 x 2 header, pitch 2.54mm
VGA CRT connector DB-15 female connector