Diagnosing Switch Indicators
Page 74 7210 SAS-T Installation Guide
Diagnosing Switch Indicators
This switch can be easily monitored through panel indicators to identify problems.
Table 2 describes common problems you may encounter and possible solutions.
Table 2: Troubleshooting
Symptom Possible Cause Action
Power Module LED is
OFF +12 VDC or AC
Power outlet, power cord, or
power module may be defective.
• If using a DC power supply module, check the
connections between the switch and the
external DC power supply. If using an AC
power module, check connections between
the switch, the power cord, and the wall
outlet.
• Contact your dealer for assistance.
Power Module LED is
OFF +12 VDC
Power module may be defective. • Internal power supply has failed. Contact your
local dealer for assistance.
PS1 LED and/or PS2
LED are OFF
Power module may be defective
and has failed.
• Contact your local dealer for assistance.
Critical LED is RED Critical alarm detected. • One or more critical system alarm(s) have
occurred.
Major LED is RED Major alarm detected. • One or more major system alarm(s) have
occurred.
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