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9-5
Confidential
9.4.2 Printout of Scanning Compensation Data
(Function code 05)
Function
The machine prints out the white and black level data for scanning compensation.
Operating Procedure
Do not start this function merely after powering on the machine but start it after carrying out a
sequence of scanning operation. Unless the machine has carried out any scanning operation,
this function cannot print out correct scanning compensation data. This is because at the start of
scanning operation, the machine initializes white and black level data and takes in the scanning
compensation reference data.
NOTE:
If this function is used after monochrome scanning, only the green data is valid.
NOTE:
Be sure to
disconnect the USB cable from the machine before proceeding to the
procedure below.
(1) Press the
0
and
5
keys in this order in the initial stage of the maintenance mode.
The "PRINTING" appears on the LCD.
(2) The machine prints out the scanning compensation data list containing the following:
a) Black/white data graph
b) LED light intensity PWM data for color image (1 byte)
c) LED light intensity PWM data for monochrome image (1 byte)
d) LED light intensity pulse data for green image (2 bytes)
e) LED light intensity pulse data for blue image (2 bytes)
f) LED light intensity pulse data for red image (2 bytes)
g) LED light intensity pulse data for monochrome image (2 bytes)
h) AFE RLCV
*1
data (1 byte)
i) AFE offset data (1 byte)
j) AFE gain data (1 byte)
k) Background color compensation data
*2
(1 byte)
l) Black level data
*3
m) White level data for red image
*3
n) White level data for green image
*3
o) White level data for blue image
*3
*1 AFE: Analog Front End
RLCV: Reset Level Clamp Voltage
*2 Data for background color compensation (filtering out background color) to be
performed in monochrome copying of a document printed on colored paper.
*3 Last scanned data, any of the 2592 bytes in 300 dpi, 5184 bytes in 600 dpi, or 10368
bytes in 1200 dpi.
(3) Upon completion of recording 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.
Содержание MFC 5490CN - Color Inkjet - All-in-One
Страница 7: ...v Confidential SAFETY PRECAUTIONS ...
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Страница 14: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
Страница 18: ...1 3 Confidential 1 2 CONTROL PANEL 11 10 8 9 7 1 2 3 4 5 6 ...
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Страница 21: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 28: ...2 6 Confidential 2 2 SPECIFICATIONS LIST ...
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Страница 36: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 88: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 142: ...Confidential CHAPTER 5 HANDLING DATA HELD IN THE MACHINE PRIOR TO REPAIR ...
Страница 149: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 240: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 246: ...7 4 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 254: ...7 12 Confidential Head Positioning Test Pattern ...
Страница 258: ...7 16 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 259: ...7 17 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 261: ...7 19 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 265: ...7 23 Confidential Left and Right Margin Check Pattern ...
Страница 266: ...7 24 Confidential Bottom Margin Check Pattern ...
Страница 276: ...7 34 Confidential A B C D ...
Страница 279: ...Confidential CHAPTER 8 CLEANING ...
Страница 283: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Страница 291: ...9 6 Confidential Scanning Compensation Data List ...
Страница 294: ...9 9 Confidential Test Pattern ...
Страница 299: ...9 14 Confidential Configuration List ...
Страница 314: ...9 29 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 315: ...9 30 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 320: ...9 35 Confidential Vertical Alignment Check Patterns 1 2 ...
Страница 321: ...9 36 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 325: ...9 40 Confidential Left and Right Margin Check Pattern ...
Страница 326: ...9 41 Confidential Bottom Margin Check Pattern ...
Страница 356: ...App 2 3 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 436: ...App 6 4 Confidential B Power supply PCB 100 V series ...
Страница 437: ...App 6 5 Confidential B Power supply PCB 200 V series ...