Brother HL-J6000DW Service Manual page 335

(10)On the test pattern s , check the blocks of LF300_1 row. In the same way as in step
(4), enter the number of the block that is the least uneven print and then press the
SET key.
The "LF300_2 NO. +0" appears on the LCD.
(11)In the same way, enter the number of the least uneven block for each of LF300_2
through LF300_4 on the test pattern s , and then press the SET key.
The "COR1 NO. +0" appears on the LCD.
(12)On the test pattern s , check the blocks of COR1 row. In the same way as in step
(4), enter the number of the block that is the least uneven print and then press the
SET key.
The "COR2 NO. +0" appears on the LCD.
(13)In the same way, enter the number of the least uneven block for each of COR2
through COR6 on the test pattern s, and then press the SET key.
Press the X key to return the machine to the initial stage of the maintenance mode.
For the paper feed roller diameter adjustment
(1) Press the 5 and 8 keys in this order in the initial stage of the maintenance mode.
The "Select 58?" appears on the LCD.
(2) Press the Mono Start key.
The "1. ALL" appears on the LCD.
(3) Press the key once.
The "1. PF 2. EXT" appears on the LCD.
(4) Press the 1 key.
The "PF1 NO. +0" appears on the LCD.
(5) On the test pattern s , check the blocks of PF1 row. In the same way as in step (4) of
the adjustment of all paper feeding correction values, enter the number of the block
that is the least uneven print and then press the SET key.
(6) In the same way, check the blocks of PF2 through PF6 on the test pattern s . Enter
the number of the block that is the least uneven print and press the SET key.
Press the X key to return the machine to the initial stage of the maintenance mode.
For the paper ejection roller diameter adjustment
(1) Press the 5 and 8 keys in this order in the initial stage of the maintenance mode.
The "Select 58?" appears on the LCD.
(2) Press the Mono Start key.
The "1. ALL" appears on the LCD.
(3) Press the key once.
The "1. PF 2. EXT" appears on the LCD.
(4) Press the 2 key.
The "EXT1 NO. +0" appears on the LCD.
(5) On the test pattern s , check the blocks of EXT1 row. In the same way as in step (4)
of the adjustment of all paper feeding correction values, enter the number of the
block that is the least uneven print and then press the SET key.
(6) In the same way, on the test pattern s , check the blocks of EXT2 through EXT6
respectively. Enter the number of the block that is the least uneven print, and then
press the SET key.
Press the X key to return the machine to the initial stage of the maintenance mode.
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