I need a circuit board for board on a 5021 - D

This has the same model number, but just has a different 'badge'.

https://www.manualslib.com/manual/1236248/Veridian-01-5021.html

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https://printcopy.info/?l=en&mod=erc&brand=Xerox&model=WorkCentre%205021&code=062-277


Xerox WorkCentre 5021 Error Codes

Code

062-277

Description

DADF Communication Fail Transmission cannot be established between the ESS/MCU PWB and the DADF PWB.

Remedy

1. Turn the power OFF and ON. 2. Turn OFF the power and check the connections between the ESS/MCU PWB J421 and the DADF PWB J751, J752 for open circuits, short circuits, and poor contacts. 3. If no problem is found, replace the following parts in sequence: • DADF PWB (PL 56.2) • ESS/MCU PWB (PL 18.1)

Download manual

here is a link for part for the machine see if they will help

Brother XL5021 Parts

50.21 error is a "cyan scanning error"
Manual says to replace the DC Controller.
Get a tech to check it out, and if you want to get the printer printing again, listen to him.

Waiting means you locked it up by using the wrong code too many times if there is a number after waiting 2= 5 minutes
3=1 hour
4=24 hour
That is how long you have to wait until you can try again.

some thing is open

Do you have a manual? If not, here's a link to the manual:

Dutch:
http://manuals.kenwood.novenaweb.info/languages/NL/support/manuals/KDC-M6521-M6021-6021-2051(V)(FR,GE,DU).pdf

English:
manuals.kenwood.novenaweb.info/languages/EN/support/manuals/KDC-MV6521~6021~5021%20(EN).pdf

CODE

Below is a link to the manual. Information concerning traffic updates is on page 16:

http://manuals.kenwood.novenaweb.info/languages/EN/support/manuals/KDC-MV6521~6021~5021%20(EN).pdf