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5-18
Confidential
■
Switching Dither Pattern
<Function>
This function is to switch the dither pattern when printed letters and/or slanted lines are not
smooth, and thin lines are rough or uneven.
“*” is displayed at the end of the currently specified function in the LCD display.
<Operating procedure>
(1) Press the
or
button to display “MAINTENANCE 45” on the LCD in the initial state of
the maintenance mode. Then, press the
OK
button. The “USBNo.” will appear on the
LCD.
(2) Press the
or
button to display “PS.DitherType” and then press the
OK
or
Go
button.
(3) Press the
or
button to select “PS.DitherType=0” or “PS.DitherType=1,” and then
press the
OK
or
Go
button.
(4) “Accepted” is displayed on the LCD, and the printer goes back to the initial state of the
maintenance mode.
■
Switching ON/OFF of DirectPrint Color mode - Improve Gray Color
<Function>
This function is to switch ON/OFF of the print control for the gray color when other colors are
slightly blended in the gray color or the gray color is uneven upon printing.
“*” is displayed at the end of the currently specified function in the LCD display.
<Operating procedure>
(1) Press the
or
button to display “MAINTENANCE 45” on the LCD in the initial state of
the maintenance mode. Then, press the
OK
button. The “USBNo.” will appear on the
LCD.
(2) Press the
or
button to display “DP.ImpGray” and then press the
OK
or
Go
button.
(3) Press the
or
button to select “DP.ImpGray=ON” or “DP.ImpGray=OFF,” and then
press the
OK
or
Go
button.
(4) “Accepted” is displayed on the LCD, and the printer goes back to the initial state of the
maintenance mode.
LCD
Description
PS.DitherType=0
Dither Pattern 0 is selected.
(A dither pattern which improves roughness of letters and slanted
lines) (default)
PS.DitherType=1
Dither Pattern 1 is selected.
(A dither pattern which alleviates banding)
LCD
Description
DP.ImpGray=ON
DirectPrint Color mode - Improve Gray Color. (Print control for
gray color) ON (Improves the symptom that other colors are
slightly blended in the gray color.) (default)
DP.ImpGray=OFF
DirectPrint Color mode - Improve Gray Color. (Print control for
gray color) OFF (Improves the unevenness of the gray color)
Summary of Contents for HL-4140CN
Page 19: ...Confidential CHAPTER 1 SPECIFICATIONS ...
Page 29: ...Confidential CHAPTER 2 ERROR INDICATION AND TROUBLESHOOTING ...
Page 145: ...Confidential CHAPTER 3 DISASSEMBLY AND ASSEMBLY ...
Page 169: ...3 21 Confidential 8 DISASSEMBLY FLOW Disassembly Re Assembly second ...
Page 296: ...Confidential CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 311: ...Confidential CHAPTER 5 SERVICE FUNCTIONS ...
Page 336: ...5 23 Confidential Inter color position alignment adjustment chart Fig 5 8 ...
Page 343: ...5 30 Confidential Fig 5 11 ...
Page 345: ...5 32 Confidential Fig 5 12 First side Second side ...
Page 347: ...5 34 Confidential Color test pattern Fig 5 13 MCYK Y C K M YCMK_ _A ...
Page 354: ...5 41 Confidential Maintenance information Fig 5 14 ...
Page 382: ...Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Page 384: ...6 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram 1 3 ...
Page 385: ...6 2 Confidential High voltage Power Supply PCB Circuit Diagram 2 3 ...
Page 386: ...6 3 Confidential High voltage Power Supply PCB Circuit Diagram 3 3 ...
Page 387: ...6 4 Confidential Low voltage Power Supply PCB Circuit Diagram 100V ...
Page 388: ...6 5 Confidential Low voltage Power Supply PCB Circuit Diagram 200V ...
Page 389: ...6 6 Confidential 2 WIRING DIAGRAM Wiring Diagram ...
Page 390: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...
Page 424: ...Confidential APPENDIX 1 SERIAL NUMBERING SYSTEM ...
Page 428: ...Confidential APPENDIX 3 INSTALLING THE MAINTENANCE DRIVER ...
Page 432: ...App 3 4 Confidential 10 Alert warning message appears click Continue Anyway to proceed ...