Message

Explanation or recommended action

 

 

50.x FUSER ERROR

A fuser error has occurred.

For help press

Turn the printer off, and then turn the printer on.

 

If this message persists, contact an HP-authorized service or support provider.

 

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

 

 

51.xy ERROR

A temporary printing error occurred.

For help press

Turn the printer off, and then turn the printer on.

alternates with

If this message persists, contact an HP-authorized service or support provider.

To continue turn off

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

then on

 

 

 

52.xy ERROR

A temporary printing error occurred.

For help press

Turn the printer off, and then turn the printer on.

alternates with

If this message persists, contact an HP-authorized service or support provider.

To continue turn off

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

then on

 

 

 

53.xy.zz CHECK RAM

There is a problem with the printer memory. The DIMM that caused the error

DIMM SLOT [X]

will not be used. The following are the values of x:

To continue press

x = Device location

 

0 = On-board memory

 

1 = Slot 1

 

2 = Slot 2

 

You might need to reseat or replace the specified DIMM.

 

Turn the printer off, and then replace the DIMM that caused the error.

 

If this message persists, contact an HP-authorized service or support provider.

 

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

 

 

55.xx.yy DC CONTROLLER ERROR

For help press

alternates with

To continue turn off then on

A temporary printing error occurred.

Press .

If the error does not clear, turn the printer off, and then turn the printer on.

If this message persists, contact an HP-authorized service or support provider. (See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

56.xx ERROR

A temporary printing error occurred.

For help press

Turn the printer off, and then turn the printer on.

alternates with

If this message persists, contact an HP-authorized service or support provider.

To continue turn off

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)

then on

 

 

 

57.xx ERROR

A temporary printing error occurred.

For help press

Turn the printer off, and then turn the printer on.

alternates with

If this message persists, contact an HP-authorized service or support provider.

To continue turn off

(See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.

then on

 

ENWW

Resolving control-panel messages 125