Brother DCP-8070D Service Manual page 526

(CIS model)
(1) For white and black scanning, copy the document. For color scanning, implement color
scanning of the document.
(2) Press the [0] and [5] keys in this order in the initial stage of the maintenance mode. The
"Printing" will appear on the LCD.
(3) The machine prints out the scanning compensation data list containing the following:
■
Black and white scanning
a) LED PWM data
b) LED pulse data (G)
c) RLCV (AFE parameter)
d) OFFSET (AFE parameter)
e) GAIN (AFE parameter)
f) Background color compensated data
g) Black level data
h) White level data (G)
i) White level data (B)
j) White level data (R)
■
Color scanning
a) LED PWM data
b) LED pulse data (G)
c) LED pulse data (B)
d) LED pulse data (R)
e) RLCV (AFE parameter)
f) OFFSET (AFE parameter)
g) GAIN (AFE parameter)
h) Background color compensated data
i) Black level data
j) White level data (G)
k) White level data (B)
l) White level data (R)
(4) Upon completion of printing of the compensation data list, the machine returns to the
initial stage of the maintenance mode.
Note:
• If any data is abnormal, its code will be printed in inline style.
1Byte
2Byte
1Byte
1Byte
2Byte
1Byte
by previous scanning pixel count
by previous scanning pixel count
by previous scanning pixel count
by previous scanning pixel count
1Byte
2Byte
2Byte
2Byte
1Byte
1Byte
2Byte
1Byte
by previous scanning pixel count
by previous scanning pixel count
by previous scanning pixel count
by previous scanning pixel count
7-8
Confidential