Mitsubishi Electric CR800 Series Instruction Manual page 195

Error
Error description
number
L8640 Abnormal
capture specification
L8650 Put online.
L8660 Not permitted
control vision sensor
Please refer to separate manual "Troubleshooting".
image [Causes]
The image capture specification is other than "Network", "external", and
"manual".
[Actions]
Specify an image capture specification of "Network", "external", or
"manual".
[Causes]
The vision sensor is offline.
[Actions]
Put the vision sensor online to enable control from the outside.
to [Causes]
The NVUSER and NVPSWD parameters set for logging on to the vision
sensor do not have the right to full access to the vision sensor.
[Actions]
Check the vision sensor side user list registration and specify the name
of a user with full access in NVUSER and their password in NVPSWD.
Causes and actions
Occurrence of errors of Tracking and Vision Sensor 17-183
17 Troubleshooting