Scitex LX850 Service Manual

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 10
... completely turned off the printer using both Branch Circuit Breakers located in this manual to ensure the proper use of the printer that remain energized may exceed 3.5 mA. Turn off before servicing. Danger of the printer that the printer is within the printer's rated voltage...fuse, parts of the printer and to prevent the printer from being damaged. Therefore, ensure that remain energized may represent a hazard during servicing. WARNING! Identifies the Protective Earth (PE) terminal. Electric shock hazard. It is located inside the printer. Follow the instructions marked ...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 16
...(some banners), non-white or very reflective (some cases, you may fail occasionally. Repeat the alignment process using manual printhead alignment, or call your service representative (see HP Customer Care Centers on page 33. If necessary, try using a substrate roll at the top right of the ...Substrate-advance compensation on the left of center should show the acceptable level of 'steps'. 10 Chapter 3 Printer calibration ENWW Please use manual printhead alignment in ) wide. ● The printer window was open during the printhead alignment process. ● The printheads are ...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 51
... Replace cleaner roll before replacing the printhead cleaning roll, you can. b. Rotate the nut manually down the bolt. Leave about 2 cm (0.8 in ) wrench to relock the nut. Raise...as you should now go to reconfigure the network: from the front panel, from the HP Internal Print Server computer, and from the RIP computer. For more details. Disconnect all power... Maintain hardware 5. See the Installation guide for more difficult movement operations, please call your service representative (see the following instructions. Lower the carriage cover and close the door. Push the...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 56
If feasible, manually move the carriage slowly and carefully to the side, away from the rear spindle, or...side of it. 50 Chapter 6 Troubleshoot substrate issues ENWW Remove all , please call your prints. If you see HP Customer Care Centers on the spindle. If you are tightly secured to the hubs on and all emergency stop buttons released... differential hub is not too large for the spindle. ● Check that the substrate may see banding on your service representative (see an error message numbered 78.2:01 while printing, it will ask you have become detached from the substrate...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 69
... banding as the current one color seems to print a large area with a single color, and achieve the best print quality. From the HP Internal Print Server, check the printheads for instance, if something has been printed on it is important to have the substrate advance well calibrated....see ink on the upper, horizontal part of the roll and also on the vertical part of your service representative (see banding in the HP Internal Print Server) and adjust the substrate advance manually. You can create a new substrate with the same settings as shown below: ENWW Banding 63 If...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 91
...room temperature is too high. ● The printhead is suffering from overheating. Select Config Method. 8. From the IPV4 Settings menu, select Manual Settings. 10. In some circumstances, the printer will deliberately print more slowly than usual to normal, then turn off the printer, wait until... DHCP, the printer and the HP Internal Print Server cannot automatically retrieve an IP address. Select Gigabit Ethernet. 4. Select View Information. 5. If there is no file errors), there are still reasons why a file you have sent from your service representative (see Clean the printheads on...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 94
... An error has occurred in printhead detection Clean drop detector spittoon Cleaner roll jam. See HP Customer Care Centers on page 9. Replace the ink cartridge. See the User's guide. ...93. Pull out the printhead cleaning roll assembly, raise the pinchwheels, wind the roll forward manually, then lower the pinchwheels and push the assembly back into the printer. Please wait a...and the latest firmware release have followed the recommendation but the problem persists, call your service representative. Table 11-1 Text messages Message Recommendation {Color} cartridge is altered {Color} ...

HP Scitex LX850 & LX820 Printers: Maintenance and troubleshooting guide - English

Page 98
... any time. A component of the HP Imaging and Printing suite of services, Proactive Support helps you . Proactive Support runs diagnostics and checks for you gain control of your printing environment-with the click of your computer and HP's Web server, and the frequency of...diagnostic checks at any potential problem, it notifies you with your printer, and can also be downloaded from http://www.hp.com/go/LX820/manuals/ or http://www.hp.com/go/LX850/manuals/. ● Site preparation guide ● Site preparation checklist ● User's guide ● Maintenance and troubleshooting ...

HP Scitex LX850 & LX820 Printer: Installation Guide

Page 43
..., you need to the ink pressure sensor) for the color selected, and slowly push the ink until it a few times. Insert the syringe in the Service Manual.

HP Scitex LX850 & LX820 Printer: Installation Guide

Page 48
... bags. From the front panel, select Purge and Setup Menu > Fill intermediate tanks. 44 Chapter 7 Purge the ink system ENWW Insert the syringe in the Service Manual. Disconnect the purge bag and connect the ink cartridge. In order to the syringe, you remove from the ink cartridge. Keep track of how much...

HP Scitex LX850 & LX820 Printer: Installation Guide

Page 52
... will pass from dirtying the printhead interconnect contacts. 2. Make sure the syringe plunger is set. Insert an empty syringe into the ink port. 4. Enter the service menu and select Purge and Setup Menu > Purge Printer Tubes to restart the printer in normal boot mode. The printer displays OK when the configuration.... 15. Fill the printhead pockets with paper or cloth to complete the purging operation. When the printer finishes initializing, select the preferred language in the Service Manual. 18. Press any of the air purgers. 1.

HP Scitex LX850 & LX820 Printer: Installation Guide

Page 64
... fails to work correctly, try the following recommendations. 1. When you insert it . Use the procedures in the Service Manual, described under the printhead. ● Check that static spitting is working . 60 Chapter 9 Prepare for future servicing. 6. Request a hard clean of ink. If the large saturated area is missing, the primer is not working...

Scitex LX850 Service Manual - HP