Mitsubishi Electric A173UHCPU Programming Manual page 337

APPENDICES
Table 2.11 Main Base Side Error List (1300 to 1399, 1500 to 1599)
Control Mode
Error
Code
1300
1310
1500
1501
(4) System errors (1300 to 1399, 1500 to 1599)
Errors detected at power-on.
Table 2.11 indicates the error codes, error causes, error processings and
corrective actions.
• The actual ADU loading status differs from
the system settings.
• ADU fault
• Initial communication with the servo system
CPU is not completed normally.
• Servo system CPU fault or ADU fault
• Servo power (A230P) is not switched on or
the all axes servo ON command (M2042
ON) was given in a failure status.
• When setting was made to use the brake
output of the A278LX or A172SENC, 24VDC
is not supplied properly.
Error Cause
Processing
Start is not
made
APP − 20
Error
Corrective Action
• Reconsider the parameters.
• Change the ADU.
• Change the servo system CPU or ADU.
• After switching servo power on, issue the
all axes servo ON command.
• Change the servo power supply module.
• Supply 24VDC power to the A278LX or
A172SENC.