Omron FQM1-CM001, FQM1-MMA21, FQM1-MMP21 operation manual Error Processing, Section, Other Errors

Error Processing

Section 9-2

Error

Error

Flag and word

Probable cause

Possible remedy

code (in

data

A400)

Coordinator

0006

A402.14: Coor-

A fatal error occurred in the Coordi-

Remove the cause of the error in the

Module Fatal

dinator Module

nator Module.

Coordinator Module and then clear

error

Fatal Error Flag

the error.

Coordinator

0001

A402.13: Coor-

A watchdog timer error occurred in

Turn the power OFF and ON again.

Module WDT

dinator Module

the Coordinator Module.

error

WDT Error Flag

Other Errors

LED indicator status

Error

Error

Flag and

Probable cause

Possible remedy

code

word data

(A400)

Communica-

None

None

A communications

Check the cables.

Power Supply

POWER

Lit

tions error

error occurred

Also, check the setting

Unit

between the peripheral

of DIP Switch pin 2

Coordinator

RDY

Lit

Module

port and the con-

and the communica-

RUN

Lit

nected device.

tions settings for the

ERR

---

peripheral port in the

PRPHL

OFF

System Setup and cor-

COMM1

---

rect any mistakes.

COMM2

---

Communica-

None

None

A communications

Check the host link

Power Supply

POWER

Lit

tions error

error occurred

port settings in the

Unit

between the RS-232C

System Setup.

Coordinator

RDY

Lit

Module

port and the con-

Check the cable wir-

RUN

Lit

ERR

---

nected device.

ing.

PRPHL

---

If a host computer is

COMM1

OFF

connected, check the

COMM2

OFF

host computer’s serial

port settings and the

program.

Communica-

None

None

A communications

Check whether the

Power Supply

POWER

Lit

tions error

error occurred

servo driver settings in

Unit

between the RS-422A

the System Setup are

Coordinator

RDY

Lit

Module

port and the con-

correct.

RUN

Lit

nected device.

Check the cable wir-

ERR

---

PRPHL

---

ing.

COMM1

---

Check the operating

COMM2

OFF

status of the con-

nected servo driver.

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