Omron NX701-17 Series Troubleshooting Manual page 266

3 Error Tables
Event code Event name
80200000 hex NX Unit I/O
Communica-
tions Error
80240000 hex NX Unit
Clock Not
Synchro-
nized Error
848F0000 hex Device Con-
figuration
Verification
Error
3-188
Meaning Assumed cause
An I/O communi- For the NX bus of CPU Units
cations error
• An error that prevents normal
occurred in an
NX bus communications
NX Unit.
occurred in a CPU Unit.
• An NX Unit is not mounted
properly.
• The power cable for the Unit
power supply is disconnected,
or the wiring from the Unit
power supply to the NX Units is
incorrect.
• The power cable for the Unit
power supply is broken.
• The voltage of the Unit power
supply is outside the specified
range, or the capacity of the
Unit power supply is insuffi-
cient.
• There is a hardware error in an
NX Unit.
For Communications Coupler
Units
• An error that prevents normal
NX bus communications
occurred in a Communications
Coupler Unit.
• An NX Unit is not mounted
properly.
• The power cable for the Unit
power supply is disconnected.
Or, the wiring from the Unit
power supply to the NX Units is
incorrect.
• The power cable for the Unit
power supply is broken.
• The voltage of the Unit power
supply is outside the specified
range. Or, the capacity of the
Unit power supply is insuffi-
cient.
• There is a hardware error in the
NX Unit.
A time informa- For the NX bus of CPU Units
tion error
• There is a hardware error in an
occurred in an
NX Unit.
NX Unit.
• There is a hardware error in a
CPU Unit.
For Communications Coupler
Units
• There is a hardware error in an
NX Unit.
• There is a hardware error in an
EtherCAT Coupler Unit.
The connected The connected device is different
device is differ- from the IO-Link device regis-
ent from the IO- tered for a port of the IO-Link
Link device regis- Master.
tered for a port of
the IO-Link Mas-
ter.
Level
Maj Prt Min Obs
S
S
S
NJ/NX-series Troubleshooting Manual (W503)
Refer-
ence
Info
W570
W570
W570