Troubleshooting - Panasonic FP3 Technical Manual

5-2. Troubleshooting

When something goes wrong with the thermocouple input unit installed FP3/FP10S system, refer to the
troubleshooting flowcharts starting from the "J Main troubleshooting flowchart."
J Main troubleshooting flowchart
Abnormality was detected.
Are all units
correctly installed on the
backplane?
YES
Is POWER LED
on the power supply unit
ON?
YES (POWER LED ON)
Is ALARM LED
on the FP3/FP10S CPU
ON?
NO (ALARM LED on the CPU OFF)
Is ERROR
LED on the FP3/FP10S
CPU ON?
NO (ERROR LED on the CPU OFF)
Check the units installed on the FP3/FP10S system referring to the manual of each unit. For details about
the thermocouple input unit, go to the "J Troubleshooting flowchart for the thermocouple input unit."
NO
NO (POWER LED OFF)
YES (ALARM LED on
the CPU ON)
YES (ERROR LED on
the CPU ON)
5-2. Troubleshooting
Correctly install units.
Refer to CHAPTER 6 of FP3/FP10S
HARDWARE Technical Manual.
(J Troubleshooting flowchart when
POWER LED is OFF.)
Refer to CHAPTER 6 of FP3/FP10S
HARDWARE Technical Manual.
(J Troubleshooting flowchart when
ALARM LED is ON.)
Go to the "J Troubleshooting
flowchart when ERROR LED is ON."
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