System Alm: Process Time Over; Sv Commu Er: Data Id Error; Sv Commu Er: Recv Frame No.; Sv Commu Er: Commu Error - Mitsubishi Electric M800 Series Manual

M800/M80/E80/C80 Series Alarm/Parameter Manual
4 MCP Alarms (Y)
4MCP Alarms (Y)
Y02

System alm: Process time over

Details
System alarm: Process time is over.
Remedy
The software or hardware may be damaged.
Contact the service center.
(Note) When two or more alarms (Y02 0051) occur at the same time, only the alarm which has occurred first is
displayed.
Y02

SV commu er: Data ID error

Details
A communication error has occurred between controller and drive unit.
x: Channel No. (0 to)
y: Drive unit rotary switch No. (0 to)
Remedy
Take measures against noise.
Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units.
Check for any failure of the communication cables between controller and drive unit or between two drive
units.
A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the
Service Center.
Update the drive unit software version.
(Note) When two or more alarms (Y02 0051) occur at the same time, only the alarm which has occurred first is
displayed.
Y02

SV commu er: Recv frame No.

Details
A communication error has occurred between controller and drive unit.
x: Channel No. (from 0)
y: Drive unit rotary switch No. (from 0)
Remedy
Take measures against noise.
Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units.
Check for any failure of the communication cables between controller and drive unit or between two drive
units.
A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the
Service Center.
Update the drive unit software version.
(Note) When two or more alarms (Y02 0051) occur at the same time, only the alarm which has occurred first is
displayed.
Y02

SV commu er: Commu error

Details
A communication error has occurred between controller and drive unit.
x: Channel No. (from 0)
Remedy
Take measures against noise.
Check for any failure of the communication cable connectors between controller and drive unit or between
two drive units.
Check for any failure of the communication cables between controller and drive unit or between two drive
units.
A drive unit may be faulty. Take a note of the 7-segment LED contents of each drive unit and contact the
Service Center.
Update the drive unit software version.
(Note) When two or more alarms (Y02 0051) occur at the same time, only the alarm which has occurred first is
displayed.
IB-1501279-H
0050
0051
0051
0051
66
xy03
xy04
x005