Brother MFC-J6510DW Service Manual page 343

-- Printing the specified file repeatedly --
(1) Press the 6 and 1 keys in this order in the initial stage of the maintenance mode.
The "MAINTENANCE 61" appears on the LCD.
(2) To print a PRN file, press the #, 9, 8 and # keys in this order; to print a JPEG file, press the
*, 9, 8 and * keys in this order. Then enter the numeral (two digits from 01 to 63) in the file
name to be printed in succession, using the numerical keys.
The machine prints the specified file repeatedly.
(3) To stop printing PRN files, press the #, 9 and 9 keys; to stop printing JPEG files, press the
*, 9 and 9 keys in this order.
After completion of the current printing, the machine stops repeated printing.
Printing the Stop key halfway through printing immediately stops printing and returns the
machine to the initial stage of the maintenance mode.
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