Norco SHB-940, User Manual, Page: 35 / 74

SHB-940
Intel
®
Q45 based PICMG1.3 Full Size CPU Card
24
VCC5 1 2 VCC5
GND 3 4 NC
GND 5 6 NC
KEYLOCK# 7 8 SPK-
GND 9 10 VCC5
GND 11 12 NC
GND 13 14 PWRBTSW-
15 16 PWR_LED-
GND 17 18 RSTBTN
HDLED- 19 20
Please follow the table below to connect, pay attention to the anode(+)and cathode(-),
otherwise , some function can not be realized.
SPEAKER
KEYLOCK
POWER
BUTTON
POWER
LED
RESET
BUTTON
SATA
LED
1
）
Buzzer Pins (pin 2, pin 8 for SPEAKER)
External Buzzer Pins, for it have buzzer on this CPU card, users can choose to connect
external buzzer or not by yourself.
2
）
KEYLOCK Pins (pin7&pin9 for KEYLOCK)
Connecting keylock function-control cable and these pins, then it can carry out keylock
function.
3
）
Power On/Off Control Pins (pin13,pin14 for POWER BUTTON)
Connect these two pins with bounce switch on panel of chassis, can switch-on or
switch-off power.
4
）
System Power LED Pins (pin15, pin16 for PWLED)
Connecting system power LED cable and these pins, (pin 15 is LED anode),when system
power switch on, power LED on
；
When system power switches off, power LED off.