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.
ON
<Indicator status at lockout>
Combination of Indicators and Error Description
LOCKOUT
<Indicator status at warning>
The combination of indicators when an error occurs and description of warnings
LOCKOUT
F3SJ-E/B
120
User's Manual
Blink
OFF
TOP
STB
ON
OFF
INT
-LK
POWER
EDM
COM
INTERNAL
CFG
ON
OFF
POWER
COM
INTERNAL
STB
POWER
MUTING
ERROR
[Error Description]
Cap error
Ambient light error
Safety output error
Input wiring error
External device monitoring error
Communication error
Internal error
Configuration error of
emitter-receiver combination
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
[Warning description]
Malfunction due to
ambient light or vibration
Muting error