User Manual
Page 156
... range of each object in the PostScript driver provide the preferred color quality for the majority of cyan, magenta, yellow, and black needed to the printer. Printing presses, inkjet printers, and color laser printers create colors in various amounts to produce a large range of each object... is a method of describing colors by indicating the amount of cyan, magenta, yellow, and black toner needed to ...
... range of each object in the PostScript driver provide the preferred color quality for the majority of cyan, magenta, yellow, and black needed to the printer. Printing presses, inkjet printers, and color laser printers create colors in various amounts to produce a large range of each object... is a method of describing colors by indicating the amount of cyan, magenta, yellow, and black toner needed to ...
Service Manual
Page 29
for envelopes or when the type in 650-sheet Duo Drawer) Manual feedera Duplex Input type Colored paper ✔ ✔ ✔ ✔ ✔ Light paper ✔ ✔ ✔ ✔ ✔ Heavy paper ✔ ✔ ✔ ✔ ✔ Rough or cotton ✔ ... limit (grain long) 1 Card Stock-upper limit (grain short) 1 Transparency 6 Labels-upper limit Gloss Book Gloss Cover Index Bristol Tag Cover Index Bristol Tag Cover Laser printer Paper Weight 60 to 74. 9 g/m2 grain long (16 to 19.9 lb bond) 2, 5 75 to 89.9 g/m2 grain long (20 to 48...
for envelopes or when the type in 650-sheet Duo Drawer) Manual feedera Duplex Input type Colored paper ✔ ✔ ✔ ✔ ✔ Light paper ✔ ✔ ✔ ✔ ✔ Heavy paper ✔ ✔ ✔ ✔ ✔ Rough or cotton ✔ ... limit (grain long) 1 Card Stock-upper limit (grain short) 1 Transparency 6 Labels-upper limit Gloss Book Gloss Cover Index Bristol Tag Cover Index Bristol Tag Cover Laser printer Paper Weight 60 to 74. 9 g/m2 grain long (16 to 19.9 lb bond) 2, 5 75 to 89.9 g/m2 grain long (20 to 48...
Service Manual
Page 84
...to step 4. Go to step 3. Remove the imaging unit and remove the developers. This will block the laser from the HVPS to view the proper mounting and for solid colors, place a narrow strip of paper over the gap between the developers. Problem resolved. Replace the controller board....imaging unit). Is there continuity? 5 Replace the HVPS. Replace the printhead. Problem resolved. 5025-2xx, 4xx Print quality-solid color page Service tip: A solid color page is making good contact with the HPVS spring that runs through the left printer frame. Step Questions / actions Yes No ...
...to step 4. Go to step 3. Remove the imaging unit and remove the developers. This will block the laser from the HVPS to view the proper mounting and for solid colors, place a narrow strip of paper over the gap between the developers. Problem resolved. Replace the controller board....imaging unit). Is there continuity? 5 Replace the HVPS. Replace the printhead. Problem resolved. 5025-2xx, 4xx Print quality-solid color page Service tip: A solid color page is making good contact with the HPVS spring that runs through the left printer frame. Step Questions / actions Yes No ...
Service Manual
Page 123
... called a photodeveloper cartridge or PC unit) and an image transfer unit (ITU). Even though the basic EP process is the same for every laser and LED printer, the specifics for each printer are : 1. The transfer belt passes under the photoconductors. These six steps are different. Clean... the surface charge relative to create text and images on the surface of the transfer belt. Each color toner is determined by the speed of each photoconductor. Diagnostic aids 3-33 The transfer unit is a single laser printer that all laser and LED printers use differences in one pass.
... called a photodeveloper cartridge or PC unit) and an image transfer unit (ITU). Even though the basic EP process is the same for every laser and LED printer, the specifics for each printer are : 1. The transfer belt passes under the photoconductors. These six steps are different. Clean... the surface charge relative to create text and images on the surface of the transfer belt. Each color toner is determined by the speed of each photoconductor. Diagnostic aids 3-33 The transfer unit is a single laser printer that all laser and LED printers use differences in one pass.
Service Manual
Page 124
... Defects.) • If the charge roll is damaged (such as a nick or pit), it will cause the charge to prepare it for the laser beam. The charge roll is part of the four photoconductors. Check the repeating marks table that prints from the high-voltage power supply to the... charge roll inside each color. This will need to be uneven on the printed page. The imaging unit will cause a repeating mark on the photoconductor. The charge rolls (A) put ...
... Defects.) • If the charge roll is damaged (such as a nick or pit), it will cause the charge to prepare it for the laser beam. The charge roll is part of the four photoconductors. Check the repeating marks table that prints from the high-voltage power supply to the... charge roll inside each color. This will need to be uneven on the printed page. The imaging unit will cause a repeating mark on the photoconductor. The charge rolls (A) put ...
Service Manual
Page 125
... the surface only where the beam hits the photoconductor. Service tips: • The laser beam passes through a glass lens as it . If exposed to light for each photoconductor...Be sure and cover the photoconductor when you don't "burn" it exits the laser unit. 5025-2xx, 4xx Step 2: Expose During the expose step, the laser fires a focused beam of light at the surface of the photoconductor with toner or... solves the problem. • Never touch the surface of each color. Diagnostic aids 3-35 Then the photoconductor will not stick properly. The oil from your bare hand.
... the surface only where the beam hits the photoconductor. Service tips: • The laser beam passes through a glass lens as it . If exposed to light for each photoconductor...Be sure and cover the photoconductor when you don't "burn" it exits the laser unit. 5025-2xx, 4xx Step 2: Expose During the expose step, the laser fires a focused beam of light at the surface of the photoconductor with toner or... solves the problem. • Never touch the surface of each color. Diagnostic aids 3-35 Then the photoconductor will not stick properly. The oil from your bare hand.
Service Manual
Page 126
... won't stick to the PC. The oil from your bare hand. The result could be repeating marks, thin vertical voids or thin vertical lines of color on a can . This process would be repeating blotches of voids/light print on a page. Then the affected cartridge will have to the developer roll... (C). The toner will only stick where the laser exposed the surface. Check the surface of the developer for damage. 3-36 Service Manual Service tips: • Never touch the surface of the developer...
... won't stick to the PC. The oil from your bare hand. The result could be repeating marks, thin vertical voids or thin vertical lines of color on a can . This process would be repeating blotches of voids/light print on a page. Then the affected cartridge will have to the developer roll... (C). The toner will only stick where the laser exposed the surface. Check the surface of the developer for damage. 3-36 Service Manual Service tips: • Never touch the surface of the developer...
Service Manual
Page 135
..., cyan and yellow can be useful in solving certain color-matching problems, see "How can I use PostScript or PCL emulation printer software? Printing presses, inkjet printers, and color laser printers create colors in this manner. The PostScript driver is strongly recommended for... the chosen color. Selecting positive or negative values for cyan, magenta, yellow, and black (from the Color Balance menu) will slightly increase or ...
..., cyan and yellow can be useful in solving certain color-matching problems, see "How can I use PostScript or PCL emulation printer software? Printing presses, inkjet printers, and color laser printers create colors in this manner. The PostScript driver is strongly recommended for... the chosen color. Selecting positive or negative values for cyan, magenta, yellow, and black (from the Color Balance menu) will slightly increase or ...