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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