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8 . T r o u b l e s h o o t i n g
8 . 1 : C o m m o n O p e r a t i o n a l P r o b l e m s
FiberOptix
Problem
FOS Status Code
CK
TL
LT
FOS light bulb
EO
turns Green in
< 10 seconds or on
Connection of a new
IAB FOS sensor
Fiber Optic General Troubleshooting
8-10
™
GENERAL TROUBLESHOOTING
Possible Cause(s)
Cal key not connected *Connect Cal key
or corrupt
FOS electronics are
outside of operating
temperature range
Cal table loading
Loading error
Current sensor has
either been connected another CAL key, when light
and zeroed prior or
sensor did not zero
correctly
Recommended Solutions
*Disconnect then reconnect
Cal key
*Replace IAB
*Check cable connected to rear
of CAL key front panel connector
*Replace IABP*
Call field service.
*Wait up to 5 minutes for
message to clear
*Insert IAB without zeroing
(Use FOS MAP Cal function is
numerical values are not accurate)
*Call field service
*Wait up to 20 seconds for Cal
data to load
*Remove/reconnect Cal key and
FOS Sensor
*Replace IAB
*Exchange IABP console
*Call field service if problem
occurs on more than one
FOS cal key
*If IAB is not inserted, insert
bulb changes to Blue, disconnect
CAL key and re-insert the CAL
key that is attached to the IAB.
The sensor should zero properly
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Table of Contents
Troubleshooting
