Led Display Specifications - Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual

1.1

LED Display Specifications

This section lists the LED display specifications of the Motion module.
: OFF, : ON, ●: Flashing
Name
RUN LED
ERR LED
PROGRAM RUN LED
D LINK LED
SD/RD LED
CARD READY LED
CARD ACCESS LED
L ER LED
LINK LED
Error status can be determined by status of the RUN LED and the ERR LED.
RUN LED ERR LED
Off On, flashing
On Flashing
On On
When multiple errors occur, the error status is displayed in the order of major, moderate, and minor.
1 PART NAMES
18
1.1 LED Display Specifications
Description
Indicates the operating status.
Indicates the error status.
Indicates the execution status of built-
in programs.
Indicates the data link status.
Indicates the data communicating
status.
Indicates the status of SD memory
card.
Indicates the access status of SD
memory card.
Indicates the port status.
Indicates the link status.
Error status
Major error
Moderate error
Minor error
LED display Status
RUN LED Operating normally
RUN LED Error, Initializing
ERR LED Error
ERR LED● 200 ms interval: Error
500 ms interval: A data link faulty station detected
ERR LED Operating normally
PROGRAM RUN LED Executing program
PROGRAM RUN LED Stopping program
D LINK LED Data link (cyclic transmission being performed)
D LINK LED● Data link (cyclic transmission stopped)
D LINK LED Data link not performed (disconnection)
SD/RD LED Communicating data
SD/RD LED Not communicating data
CARD READY LED An SD memory card is usable.
CARD READY LED● Preparing
CARD READY LED No SD memory card inserted
CARD ACCESS LED Accessing SD memory card
CARD ACCESS LED Not accessing SD memory card
L ER LED Abnormal data received
L ER LED Normal data received
LINK LED Link-up
LINK LED Link-down
Description
An error such as hardware failure or memory failure. The module stops operating.
An error, such as parameter error, which affect module operation. The module stops
operating.
An error such as communication, positioning control, and program error. The module
continues operating.