HP P3005 55.XX.YY DC Controller Error, Alternates with Formatter To continue turn off then on

Control panel message	Description	Recommended action
54.XX ERROR	A device command error has occurred.	1.	Turn the device off and then on.
		2.	If the message persists, contact
			HP support.

55.XX.YY DC CONTROLLER ERROR	The engine is not communicating with the
alternates with	formatter.
To continue turn off then on

1.Turn the device off and then on.

2.Verify that the flat ribbon cable between the ECU and the formatter PCA is connected correctly.

3.If the message persists, replace the ECU. If the message still persists, replace the formatter.

57.03 ERROR

alternates with

To continue turn off then on

A sub cooling fan (FM2) error has occurred. Fan operation is verified during device power- up. Fan operation occurs only during power- up or during a print job.

1.Turn the device off and then on.

2.Verify that nothing is hindering or blocking the fan.

3.Verify that the fan is connected to connector J512 on the ECU PCA. (See Figure 6-9 ECU wiring

on page 195 .) You might have to remove the main cooling fan to see this connection.

4.If the message persists, replace the fan.

57.04 ERROR

alternates with

To continue turn off then on

A main cooling fan (FM1) error has occurred. Fan operation is verified during device power- up. Fan operation occurs only during power- up or during a print job.

1.Turn the device off and then on.

2.Verify that nothing is hindering or blocking the fan.

3.Verify that the fan is connected to connector J509 on the ECU PCA. (See Figure 6-9 ECU wiring

on page 195.)

4.If the message persists, replace the fan.

59.50 ERROR	A main motor (M1) error has occurred. Motor	1.	Turn the device off and then on.
alternates with	operation is verified during device power-up.	2.	Verify that nothing is hindering the main
To continue turn off then on			motor. If necessary, remove all paper
			trays and the print cartridge, and then
			turn on the device and listen for motor
			operation.
		3.	Verify that the main motor is connected
			to connector J407 on the ECU. (See
			Figure 6-9 ECU wiring on page 195.)
			You might have to remove the main
			cooling fan to see this connection.
		4.	If the message persists, replace the
			motor.
62 NO SYSTEM	No system was found.	1.	Turn the device off and then on.
		2.	If the message persists, replace the
			formatter.

ENWW Control-panel messages 139