Brother DCP-8020 - Manual (Page 263)

OPTIONAL ACCESSORIES 15 - 4
8
Reconnect any additional interface cables that you removed.
9
Reconnect the power cable and then turn on the DCP power
switch.
WARNING
If the Status LED turns Red for a Service Error, please coll Brother
Custome Service at: 1-800-284-4329 (in USA), 1-877-BROTHER (in
Canada) or (514) 685-6464 (in Montreal).
■
To check that you have installed the DIMM correctly, print
the printer settings by using the selection in the driver and
check the printout to make sure it shows the additional
memory.
■
You can check the current memory size to press
Menu , 1 , 8 (DCP-8020) or Menu , 1 , 9 (DCP-8025D).