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The following table shows the details of errors – Yaskawa MP940 User Manual

Page 387

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SERVOPACK Inspection, Maintenance, and Troubleshooting

10.2.1 Troubleshooting Problems with Alarm Displays

10-20

The following table shows the details of errors.

CPU Status

Error Details

SB00419

LIO Error

• DI Error: Does not occur.
• DO Fuse Error
• To use SGDH AI, analog input is

stopped using an SGDH synchronous
communications error (with version
A04 or later).

• AO Adjustment Checksum Error

SB0041C

SVA Error

• Deviation Error

The position error has exceeded the set
value range.

• Motion Setting Parameter Setting Error

The number of the parameter in which
the out-of-range error has occurred is
stored in IWC00F (1 to 65).

• Motion Fixed Parameter Setting Error

The number of the parameter in which
the out-of-range error has occurred is
stored in IWC00F (101 to 148).

• Cumulative Number of Rotations

Received Error
When using an absolute encoder, the
absolute position is read when the
power supply is turned ON, and a
receive error has occurred.

• Command Error End Status

Disabled when not using motion com-
mands.

• Alarm

Servo error, etc.

SB0041D

CNTR Error

Note: The register address used by CNTR can be

changed using the lead address number (default
= 0002).

• Fixed Parameter Setting Error

An overflow has occurred when also
using the CNTR electronic gear func-
tion in combination.

• A-pulse Disconnected Wire Detected.

PG wire burned out or not connected.

• B-pulse Disconnected Wire Detected.

PG wire burned out or not connected.

SB0041E

Communica-
tions Option
(MECHA-
TROLINK/De-
viceNet)

The bit corresponding to the slot number for the error
occurring on MECHATROLINK/DeviceNet is
turned ON.

• MECHATROLINK: Slot 1 to slot 14
• DeviceNet: Bits for slot 0 to slot 63 are

turned ON.

DI

DO

AI

AO

SW00212

SW00213

SW00214

SW00215

I/O Error Status (slot 3 error status)

Error

Checksum Error

Data Unadjusted

Synchronous Communications Error

IBC0000

IBC0001

IBC0002

IBC0003

IBC0004

IBC0155

IL0022

IWC00F

RUN Status (IWC000)

Deviation Error

Motion Setting Parameter Setting Error
Motion Fixed Parameter Setting Error

Cumulative Number of Rotations

Received Error

Command Error End Status

Alarm

Number of

parameter in

which the out-

of-range error

has occurred

IB00021

IB0002A

IB0002B



Fixed Parameter Setting Error

A-pulse Disconnected Wire

Detection
B-pulse Disconnected Wire

Detection

SW00224 ST#15 ST#14

・・・・・

ST#2

ST#1

ST#0

F

E

2

1

0

SW00225 ST#15

・・・・・

ST#16

SW00226 ST#47

・・・・・

ST#32

SW00227 ST#63

・・・・・

ST#48

Input Error Status (Slot 6 error status)