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Troubleshooting (continued)
Display
Code
Message
F42
F42 EYE/
EDG1 MIS
F45
F45 EYE/
F48
EDG2 MIS
F48 EYE/
EDG3 MIS
F43
F43 EYE/
F46
EDG1 BLK
F49
F46 EYE/
EDG2 BLK
F49 EYE/
EDG3 BLK
Possible
Description
Causes
Monitored eyes/
Certain safety
edges 1/2/3
devices may
learned, but no
show as missing
longer detected
when they are
as present.
blocked, even if
they are present
and functioning
Improperly
configured
photoeye input
Unapproved
safety device is
being used
Wiring fault to
safety device
Damaged photo
eyes or edge
Damaged
powerhead main
board
Monitored eyes/
See sections for
edges 1/2/3
F41/F42/F44/
were blocked or
F45/F47/F46 as
missing when
applicable
the door was
commanded to
move.
Diagnosis
See F41/F44/F47 errors:
safety device blocked
Check system settings item
in the menu to check the
device type setting for the
input
Ensure the safety device is
approved for use with the
operator
Check for LED status on
photoeye type devices.
Check wiring for short or
open circuit
Ensure wires are wired
into correct terminals and
that polarity is correct for
polarity-sensitive devices
Swap safety device with
known-good device
Swap safety device with
known-good device
connected directly to the
powerhead main board
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Resolution
Ensure only safety
devices approved for
use with the operator are
used.
Correct blocked safety
device condition
Ensure the safety device
type matches the device
that is actually installed
Replace the safety
device with one that is
approved for use with the
operator
Correct wiring faults
If a known-good safety
device works, replace the
faulty safety device
If the main board still
won't detect known-
good safety devices
connected directly to the
board, power cycle the
operator.
If the problem persists,
reset to factory defaults
and configure again.
If problem still persists,
replace the powerhead
main board.
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