Omron V640-HAM11-ETN User Manual page 76

SECTION 6
Troubleshooting
• Amplifier Unit Error
Check the status of the indicators after transmission of the test command.
After taking appropriate corrective action, restart the Amplifier Unit, send the test command again and
check again.
RUN
• If There Is No Response to the Command:
Check the status of the indicators after transmission of the test command.
After taking appropriate corrective action, restart the Amplifier Unit, send the test command again and
check again.
RUN
• If There Is a Response to the Command:
Check the status of the indicators after transmission of the test command.
After taking appropriate corrective action, restart the Amplifier Unit, send the test command again and
check again.
RUN
CIDRW System
74
User's Manual
COMM NORM ERROR
—
—
COMM NORM ERROR
(Lights once)
COMM NORM ERROR
(Lights once)
Main check points
The Amplifier Unit may be damaged.
• Influence of background noise (change installation position)
• Amplifier Unit power supply
If the error cannot be resolved after checking, the Amplifier Unit
may be damaged.
Main check points
• Pleas establish the connection between the PC and the Ampli-
fier Unit again, because the TCP/IP connection may be dis-
connected.
• Connection and wiring of the cable between the host device
and Amplifier Unit
• Routing of each cable (influence of background noise)
If the error cannot be resolved after checking, the Amplifier Unit
may be damaged.
• Connection and wiring of the cable between the host device
and Amplifier Unit
• Routing of the cables (influence of background noise)
• There is a mistake in the command format (number of charac-
ters, character code, etc.)
Main check points
There is a mistake in the command format (number of charac-
ters, character code, etc.).
By an interruption of the power supply, the memory may be
damaged.