User`s manual
Chapter 2 Hardware Configuration 
Page: 2-16 
Prox-1750 USER'S MANUAL 
2-13. EXTSMI# CONNECTOR 
JPANEL1 (2,4) : EXTSMI# Connector 
The pin assignments are as follows : 
PIN ASSIGNMENT 
2 GPIO7 
4 GND 
2-14. ATX POWER BUTTON 
JPANEL1 (14,16) : ATX Power Button 
The pin assignments are as follows : 
PIN ASSIGNMENT 
14 PW_BN1 
16 PW_BN2 
2-15. KEYLOCK CONNCETOR 
JPANEL1 (19,20,21,22,23,24) : KEYLOCK Connector 
The pin assignments are as follows : 
PIN ASSIGNMENT 
17 KEYLOCK 
18 GND 
A
T
X
-
B
T
N
KEYLOCK










