Mitsubishi Electronics Q172HCPU, Q173HCPU manual 413

APPENDICES

Table 1.12 Servo error (2000 to 2899) list (Continued)

Error		Error cause	Error check	Error	Corrective action
code	Name	Description		processing
		• Short occurred in servomotor power (U,			• Correct the wiring.
		V, W).
		• Transistor (IPM) of the servo amplifier			• Replace the servo amplifier.
		faulty.
		[Checking method]
2032	Overcurrent	Servo error [2032] occurs if power is
		switched on after U, V and W are
		disconnected.
		• Ground fault occurred in servomotor			• Correct the wiring.
		power (U, V, W).
		• External noise caused the overcurrent			• Take noise suppression
		detection circuit to misoperate.			measures.
		• Lead of built-in regenerative brake			• Replace the lead.
		resistor or regenerative brake option is			• Connect correctly.
		open or disconnected.
		• Regenerative transistor faulty.			• Replace the servo amplifier.
		• Wire breakage of built-in regenerative			• For wire breakage of built-in
		brake resistor or regenerative brake			regenerative brake resistor,
		option.			replace the servo amplifier.
					• For wire breakage of
2033	Overvoltage				regenerative brake option,
					replace the regenerative brake
					option.
		• Capacity of built-in regenerative brake	Any time during	Immediate	• Add regenerative brake option or
		resistor or regenerative brake option is			increase capacity.
		insufficient.	operation	stop
		• Power supply voltage is high.			• Review the power supply.
		• Ground fault occurred in servomotor			• Correct the wiring.
		power (U, V, W).
		• Data received from the Motion CPU			• Check the connection of
2034	Communica-	faulty.			SSCNET	cable.
	tions error				• Check if there is a disconnection
					in the SSCNET		cable.
		• There is excessive variation in the			• Check the command speed and
		position commands and command			the number of pulses per
		speed is too high from the Motion CPU.			revolution/travel value per
					revolution of the fixed
					parameters.
2035	Command	• Noise entered the commands from the			• Check the connection of
	frequency error	Motion CPU.			SSCNET	cable.
					• Check if there is a disconnection
					in the SSCNET		cable.
					• Check if any relays or solenoids
					are operating in the vicinity.
		• Motion CPU failure			• Replace the Motion CPU.
		• Fault in communication with the Motion			• Check the connection of
2036	Transmission	CPU.			SSCNET	cable.
	error				• Check if there is a disconnection
					in the SSCNET		cable.

APP - 26