User`s manual

Troubleshooting Troubleshooting
11 – 2
11.2 Troubleshooting
Troubleshooting flowchart
Error description
MODE LED does not turn on
POWER LED has turned off
POWER LED of the Life detection power
supply module is flickering in orange.
POWER LED of the redundant power supply
module has turned on in red.
RUN LED is flickering
ERR. LED has turned on or is flickering
refer to section 11.2.2
refer to section 11.2.3
refer to section 11.2.4
refer to section 11.2.5
refer to section 11.2.6
refer to section 11.2.9
refer to section 11.2.10
LIFE LED of the Life detection power supply
module has turned on
refer to section 11.2.7
USER LED has turned on
refer to section 11.2.11
refer to section 11.2.8
RUN LED has turned off
BAT.ARM LED has turned on
MODE LED is flickerin
refer to section 11.2.12
refer to section 11.2.13
refer to section 11.2.14
BOOT LED is flickering
LEDs of the output module do not turn on
ERR. terminal has turned off (opened) refer to section 11.2.1
(to be continued next page)