Specifications

SQ: 6-11
RS3: Service Quick Reference Guide
ControlFiles
Coordinator Processor LEDs and Test Points
LED
Meaning and Response
TIC
(DS10)
Beginning of a new time interval counter period (one tic is 1/4
second). The system operates on a 1/4 second data transfer
rate for all PeerWay nodes (electrical drops).
CONT
(DS9)
The Coordinator Processor is c ommunicating with a Controller
via the Motherboard. With redundant Coordinator Processors,
this LED indicates which one is active.
BUS A
(DS8)
The Coordinator Processor is using PeerWay A to transmit or
receive data.
BUS B
(DS7)
The Coordinator Processor is using PeerWay B to transmit or
receive data.
RTS PEERWAY
(DS6)
The Ready -To-Send signal is active and data is transmitting on
one of the two PeerWays.
5 V FUSE BLOWN
(DS3)
Replace Fuse F1 (Supplies 5 VDC to the Coordinator
Processor).
CARD FAULT
(DS2)
A fault has been detected on the Coordinator Processor, or the
Enable/Disable S witch is in the DISABLE position. If the
switch is ENABLED and this LED is on, replace the
Coordinator Processor.
CARD ENABLE
(DS1)
The Enable/Disable Switch is ENABLED and no hardware
faults are detected on the Coordinator Processor.
Test Point Function
Yellow 5V(± 0.1 V)
Brown Ground Return