Why Brother DCP-150C no display in LCD,its only flashing exclamation error?

To help you troubleshoot the error 'Unable clean 46', please follow the instructions given below:
- Pull out the AC plug.
- Put back the AC plug while holding down the 'Menu' button and keep holding it (15 sec).
- Now you are entering the 'MAINTENANCE' mode and 'Error 46' pops up in the display.
- Select 8 by using the arrow buttons ,push OK and select 0 and push OK.
- 00:00 00:01 OK (the display is showing this message).
- Now push the 'MONO' button 25 times until you see PURGE: xxxxx
- Select 2, push OK, select 7,push OK,select 8,push OK, select 3,push OK.
- The purge counter indicates now: purge: 00000
- Switch OFF the printer and wait for 1 minute and Switch it ON.
- Now try to print.
If issue persists, it is recommended to contact Brother Support Center for further assistance from the link given below:
http://support.brother.com/g/b/contact.aspx?c=au&lang=en&cid=2&pcatid=4

GuruAid.com

my brother dcp 150 when going to print it says unable to print any help?

Manual is here:
http://download.brother.com/welcome/doc002242/cv_dcp135_ukeng_usr.pdf

Check each of the possible errors listed in turn and try resetting the ink counter.

You can download from this link :

http://welcome.solutions.brother.com/bsc/public/eu/eu_ot/en/dlf/download_top.html?reg=eu&c=eu_ot&lang=en&prod=dcp150c_eu_as

Input your OS and language then click search.
If you use Windows 7 and use English, you can go to this link :

http://welcome.solutions.brother.com/bsc/public/eu/eu_ot/en/dlf/download_index.html?reg=eu&c=eu_ot&lang=en&prod=dcp150c_eu_as&dlid=&flang=English&os=92&type2=-1

Hope this help and if helpful RATE please.

- pull out the AC plug
- put back the AC plug while holding down the "menu" button and keep holding it (15 sec)
- now you are entering the MAINTENANCE mode and "error 46" pops up in the display
- select 8 by using the arrow buttons ,push OK and select 0 and push OK
- 00:00 00:01 OK (the display is showing this message)
- now push the MONO button 25 times until you see PURGE: xxxxx
- Select 2, push ok, select 7,push ok,select 8,push ok, select 3,push ok
- the purge counter indicates now: purge: 00000
- switch off the printer ,switch it on
- ready to print

change unable 5a

Unable to clean either means there's a paper scrap in the clean station, or the ink overflow box is full and needs to be changed by a dealer. Sorry, no quick fix...

search in google.com which you want the friver just write as:
driver free download dcp-150c

dear sir/maddam
i have printer Brother type DCP 150 C,
Now in the display show ERROR MC 48-49,
we can not sovling this problem,
please advice