Mitsubishi CR800 Series User Manual

1-59 Error no. L7370
1Error list
L7370 Error message The password is 8 to 32 char.
Cause The password is 8 to 32 characters
Measures Please input the password 8 to 32 characters
L7371 Error message Only alphanumeric character
Cause It input it excluding the alphanumeric character
Measures Please input the password in the alphanumeric character
L7372 Error message The password is unmatch
Cause The password is unmatch
Measures Please input the password again
L7373 Error message Password lock to the programs
Cause Password lock to the programs
Measures Please release password
L7374 Error message Password lock to the parameter
Cause Password lock to the parameter
Measures Please release password
L7375 Error message Password lock to the files
Cause Password lock to the files
Measures Please release password
L7378 Error message Change password
Cause The password has not been changed from the initial value.
Measures The password to change functional safety related parameters has not been changed from the initial value.
Change the password to new one, and perform parameter setting. The factory default password is “MEL
-
FASafetyPSWD”.
C7450 Error message No battery voltage (robot CPU)
Cause The battery is spent.
Measures The battery voltage of the robot CPU dropped to 2.5V or less.
Replace the battery, and then restore the robot program and parameters.
For more information about the replacement procedure, refer to the separate volumes, "Controller setup,
basic operation, and maintenance".
C7451 Error message Battery voltage low (robot CPU)
Cause The battery will be spent soon.
Measures The battery voltage of the robot CPU dropped to 2.7V or less.
Back up the robot program and the parameters, and replace the battery immediately. Otherwise, they may
be lost due to low voltage.
For more information about the replacement procedure, refer to the separate volumes, "Controller setup,
basic operation, and maintenance".
C7500 Error message No battery voltage (robot)
Cause The battery is spent.
Measures Replace the battery and set the origin. For more information about the replacement procedure, refer to the
separate volumes, "Instruction Manual/Robot Arm Setup to Maintenance".
C7510 Error message Battery voltage low (robot)
Cause The battery will be spent soon.
Measures Replace the battery. For more information about the replacement procedure, refer to the separate volumes,
"Instruction Manual/Robot Arm Setup to Maintenance".
C753n
(n indicates the
axis number (1
to 6).)
Error message Replenishment time of grease
Cause It seems that grease reached longevity
Measures Replenish grease
C754n
(n indicates the
axis number (1
to 6).)
Error message Exchange time of the belt
Cause It seems that the belt reached longevity
Measures Execute the check and the exchange of the belt
Error No. Error cause and measures

Mitsubishi CR800 Series Specifications

General

Brand	Mitsubishi
Model	CR800 Series
Category	Controller
Language	English