Self-Diagnosis Function; Cpu Unit's Operation Monitor Led; Operation At The Time Of Error - Panasonic FP7 Series User Manual

Troubleshooting

6.1 Self-Diagnosis Function

6.1.1 CPU Unit's Operation Monitor LED

The CPU unit has a self-diagnostic function which identifies errors and stops operation if
necessary. Indications concerning self-diagnosis are as follows.
 LED indications concerning self-diagnosis errors
LED indications on the CPU unit
RUN
Green
●
Normal ○
operation
▲
●
○
Error
○
○
(Note) ●: ON, ▲: Flashing, ○: OFF, -: Varies (ON or OFF)

6.1.2 Operation at the Time of Error

Normally, when an error occurs, the operation stops.
 Configuration menu of FPWIN GR7
Operation mode of the CPU unit at the time of error can be set (Continue or Stop) in the "FP7
Configuration" menu of the tool software FPWIN GR7.
CPU configuration
6-2
PROG ERROR
Green Red
○ ○
● ○
○ ○
○ ▲
● ▲
●
−
▲
−
Description
ALARM
Red
○ Normal operation
○ PROG. mode
Forcing input/output in the
○
RUN mode
When a self-diagnostic error
○
occurs (Operation)
When a self-diagnostic error
○
occurs (Stop)
System watchdog timer has
●
been activated
Waiting for connection of the
○
PHLS slave
Operation
status
Operation
Stop
Operation
Operation
Stop
Stop
Stop