C O M E x p r e s s M o d u l e
2.3 List of Connectors
There are a number of connectors in the board that allow you to
configure your system to suit your application. The table below
shows the function of each connector in the board:
Label
J1
J2
J3
J4
S1
2.4 AT/ATX Selection (S1)
Lable
1 (On), 2 (Off)
1 (Off), 2 (On)
Function
DDR2 DIMM B Slot
DDR2 DIMM A Slot
COM Express A/B Port Connector
COM Express C/D Port Connector
AT/ATX option
Function
ATX (Default)
AT
C O M - 6 9 0 T / C O M - 6 9 0 E
Chapter 2 Quick Installation Guide
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