User`s manual

AIMB-740/741 User’s Manual 28

2.22 Case Open Connector (CN64)

The 2-pin case open connector is for chassis with case open censor. While

opening the case, the buzzer on motherboard will ring.

2.23 Connecting to SNMP-1000 remote manager

Use the 6-pin to 8-pin cable to connect the motherboard to SNMP-1000.

This cable comes with the SNMP-1000.

2.24 Auxiliary 4-pin power connector (ATX1)

To ensure the sufficiency of power supply for Pentium® 4 motherboard,

one auxiliary 4 pin power connector is available on AIMB-740/741. It is

strongly suggested to use ATX1 while the system is unstable.

CN64

CN21 CN18

CPU Card

CN19 CN29

SNMP-1000

CN19

PIN 1