System Overview
 
                   2-13 
Power on/off button interface 
The voltages applied to the power on/off button are listed as follows. 
The button switch 
on/off terminal 
CMPTR_+12V interface 
The +12VDC power from computer are listed as follows. 
+12VDC Power from computer 
Interlock interface 
The interlock signals for cable &board are listed as follows. 
PC power on/off switch interface 
The switch on/off signal for PC are listed as follows. 
PC ON/OFF Control 
JTAG interface 
System Interface Board interface 
The signals to SIB are listed as follows. 
system switch on/off signal 
status of Mainframe Power 
SEC_OVR_VLTGE_ERR 
transformer secondary over 
voltage signal 
PJ8-4  digital  0/+12V (>6V=High)   
SEC_UDR_VLTGE_ERR 
transformer secondary 
under voltage signal 
PJ8-5  digital  0/+12V (>6V=High)   
12V_ERR 
+12V voltage from 
computer fault signal 
PJ8-6  digital  0/+12V (>6V=High)   
RDY_ERR 
WKS boot up ready fault 
signal 
PJ8-7  digital  0/+12V (>6V=High)