Omron F3SJ-B Series - Troubleshooting Methods

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Chapter6 Troubleshooting
F3SJ-B
User’s Manual
Appendix
 Troubleshooting Methods
Identify an error according to the combination of the indicators when the error occurs. See the following
troubleshooting tables to take measures.
Internal error
Malfunction due to
ambient light or vibration
Safety output error due to power
supply voltage or noise
Communication error
due to power supply
voltage or noise
Internal error due to
power supply voltage or
noise
Communication error
OFF ON Blink
Configuration error of
emitter-receiver combination
[Error Description]
[Warning description]
POWER
LOCKOUT
POWER
Safety output error
ON
OFF
COM
COM
INTERNAL
INTERNAL
STB
CFG
ON
OFF
Ambient light error STB
Cap error TOP
LOCKOUT
POWER
Combination of Indicators and Error Description
<Indicator status at lockout>
The combination of indicators when an error occurs and description of warnings
<Indicator status at warning>