Error 55.00to continue turn off then on - HP LaserJet 2300 Printer

You have an error code which I think is a leak error.

https://www.google.com/search?q=+Russell+Hobbs+RHTTDW6B+Dishwasher+E4+Error

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49.XXXXX ERROR alternates with To continue turn Off then On 49.XXXXX ERROR alternates with To continue turn Off then On

Explanation

A critical firmware error has occurred.

Recommended action

1. Turn the printer Off and then On.
2. If the message persists, contact HP Support.

this is a firmware error. ill look into it

A code error 59:

Description A printer motor error has occurred. This message might also appear if the ETB is missing or incorrectly installed. Ensure that the ETB is installed correctly. Action

1. Press the green (Select) button to continue.
2. Turn the printer off, and then turn the printer on.
3. If the error message returns, turn the printer off.
4. Perform a cold reset.
   1. Turn the printer on.
   2. Watch the control panel.
   3. When the memory starts counting, press and hold the green (Select) button.
   4. Continue holding the green (Select) button until the Ready, Data, and Attention lights flash once, and then stay on steady.
   5. Release the check button when the Ready, Data, and Attention light are on steady. The control panel will display SELECT LANGUAGE.
   6. Press (Down Arrow) button once. The control panel will display COLD RESET.
   7. Press (Select). The printer will perform a cold reset and then continue its power-on sequence.
5. If this message persists, contact an HP-authorized service or support provider.

E1 is just operator error, it normally occurs when the wrong keys are pressed or the machine has got itself into a bit of a loop. At exactly which point does the message appear? is it when you press a certain key?

The first thing to try is an initial clear:

Turn the key to P
Press and hold SUBTOTAL
Whilst continuing to hold SUBTOTAL turn the power off... then back on
Continue to hold SUBTOTAL until the receipt stops printing
Turn the key to R and give it a test.

Turn on or off your error correction to see if it changes also try changing your phone cord.

900 Error Code service check

1 Printer POR
Turn the printer off and on several times. If Error Code 900 continues
to display, go to step 2.

2 System board
Make sure the system board is properly seated in connector J7 on
the interconnect board.
Turn the machine off and on several times, waiting a few minutes
between power on and power off.
If Error Code 900 continues to display, go to step 3.

3 Factory defaults
Restore factory defaults. See “Restore EP Factory Defaults” on
page 3-18. This resets the non-critical areas of the user NVRAM. If
Error Code 900 continues to display, go to step 4.

4 Sub error codes
With Error Code 900 displayed, press Select and Return. Record the
complete list of Sub Error Codes on the display. Check the “Base
printer sub error codes” on page 2-6. If none of the Sub Error
Codes are listed, then call your next level of support.

From page 2-41 of IBM's service Guide

A 51.2 error message means that there is an error 51(Printer Error).2 (Laser Error) C (Cyan). This basically means that there is something wrong with the laser and the cyan color laser.

Reference via HP Website, Click Here

To Fix the problem:

1. Press the green (Select) button to continue.
2. Turn the printer off, and turn it on again.
3. Perform a cold reset.
   1. Turn on the printer.
   2. Watch the control panel.
   3. When the memory starts counting, press and hold the (Select) button.
   4. Continue holding the (Select) button until the Ready, Data, and Attention lights flash once, and then stay on steady.
   5. Release the (Select) button when the Ready, Data, and Attention light are on steady.
   6. The control panel will display SELECT LANGUAGE .
   7. Press (Down Arrow) button once. The control panel will display COLD RESET .
   8. Press (Select). The printer will perform a cold reset and then continue its power-on sequence.
4. If this message persists, contact an HP-authorized service or support provider.

The error points to your memory see below. the .10 indicates internal ram. You may need a formatter bd.
53.XY.ZZ PRINTER ERROR To continue press cancel job Description There is a problem with the printer memory. The dual inline memory module (DIMM) that caused the error will not be used. Values of X and Y are as follows: X = DIMM type 0 = read-only memory (ROM) 1 = random-access memory (RAM) Y = device location 0 = internal memory (ROM or RAM) 1 to 4 = DIMM slots 1, 2, 3, or 4 ZZ = error number 0 = unsupported memory 1 = unrecognized memory 2 = unsupported memory size 3 = failed RAM test 4 = exceeded maximum RAM size 6= invalid DIMM speed Action

1. Press Cancel Job to continue.
2. If the problem persists, turn the printer power off and then turn the printer power on.
3. It might be necessary to replace the specified DIMM. Turn the printer power off, and then replace the DIMM that caused the error.