User's Manual

044-05156 Rev C 43
4.9 System Interface Module (SIM)
The SIM monitors the following system attributes and alarms:
Cabinet level alarms (DALI):
Fan Fault
Intrusion
Temperature
AC Fault
AUX
Rectifier level alarms; up to 5 rectifiers (DALI):
Temperature Good
AC Input Good
DC Power Output
Module Detect
MCPA Subrack level alarms (DALI):
Minor (Fan Failure)
Major (Single MCPA Failure in a full subrack)
Critical (All MCPAs Failed in a full subrack)
MCPA level alarms (integrated with the subrack alarms):
Over Power
High Temperature
VSWR
DC Fail
Fan Fail
Loop Fail
Low Power
DLNA level alarms (I
2
C interface):
LNA fault
VSWR Monitor
Temperature
LVD (DALI):
Transfer Switch
Fuse Blown
DALI 1 DALI 2
I
2
C Main I
2
C DiversityCircuit Breakers
Front Door
Rear Door
Battery Door
VAC Door
µCtrl RS-485
+27
VDC
Fan Ctrl
Temp
DLNA 0-5
Temp
MCR 0
MCR 2
MCR 4
MCR 1
MCR 3
MCR 5
AC
Relay
Surge
VAC
LVD
Rect 1
Rect 2 Rect 3
Rect 5Rect 4
DLNA 0 DLNA 1DLNA 2 DLNA 3DLNA 4 DLNA 5
BTS
04-0107B-A
MCR 4
MCR 1
MCR 1, 3, & 5
Only
Seperate Breaker
for each DNLA
System Interface Module
System Interface Module Interconnect & Block Diagram