Page 2 - NJ750 Training Guide; Installing ink into reservoirs; When the valve body is raised to the up
NJ750 Training Guide 2 Installed needle assembly Do not break connection when installing new cartridge 25 ml inside - preprimed A. Ink Installation 1. ‘Plug and Play Cartridge’ characteristics 2. Installing ink into reservoirs It is suggested to fill reservoirs over a table to prevent spills on prin...
Page 3 - Activate the color test pattern for ink starvation problems.; SETUP MENU – PRINT MODE MENU – PRINT PASSES – SELECT 3, OK.
NJ750 Training Guide 3 a) Prime line using the short needles (purple in color); attach short needle to each of the 4 valves. Connect septum needle to EasyPrime by inserting into female receiver. Depress and hold EasyPrime activation button to provide a solid burst, wait 20 seconds, or until ink line...
Page 4 - above depicts; Example B; above depicts partial; Activate the Prime pattern.; Select
NJ750 Training Guide 4 down a solid band of color with 33% ink load. Color Test Failures: - Example A above depicts complete ink starvation in magenta. This problem may be corrected by using the EasyPrime and establishing the required pressure inside the cartridge. Replace septum connector/needle if...
Page 6 - Cartridge Jet - Manual Bypass Feature
NJ750 Training Guide 6 Jet is bad; jet re-addressedautomatically Jet is clogged (Jetelectronics aregood though) Jet manuallybypassed,jet good Jet manually bypassed,jet clogged Prime Color Calib Menu Access Cartridge Display Settings Service Menu Print Settings Calibration Menu Exit Utility Menu Use ...
Page 7 - Distance between the two; B. Printer Calibrations; Paper Axis Test; Utility; Slow Deadband; To activate the Slow Deadband calibration select; Color Deadband; The Color dB pattern will print.
NJ750 Training Guide 7 33.00 inches Distance between the two “T’s” should be 33.00” +/- 0.05” (inches) B. Printer Calibrations A. Paper Axis Test Prior to running a Paper Axis Test ensure a minimum of 36 inch media is loaded. To activate the Paper Axis Test select Utility Menu - Calibration Menu - P...
Page 8 - Color Calibration; To activate the Color calibration select; Deadband Check; To activate the Deadband calibration select; Controlling Image Skew (not media skew as this is mechanical).; The
NJ750 Training Guide 8 D. Color Calibration To activate the Color calibration select Utility Menu - Color Calib. Menu – Calib Test (NJ850: Both Vert Calib Test and Horiz. Calib. Test.) Seven horizontal patterns followed by seven vertical patterns will print. The color calibration pattern should be p...
Page 9 - or; EXHIBIT A; have been followed, Exhibit A describes the maximum permissible; This is the only method used to determine skew.
NJ750 Training Guide 9 2. Advance the media though the printer about 1 foot, using the Feed Media Menu/Forward button. 3. Put the printer media feed in “Sheet” mode (Set-up Menu/Paper Option Menu/Supply Type/Sheet). Using the media “Forward” button, drive the media forward until it is pulled tight. ...
Page 10 - C. Routine Maintenance; It is strongly suggested to take 15
NJ750 Training Guide 10 C. Routine Maintenance 1. Perform routine maintenance at recommended plot time hours and in accordance with prescribed documentation. NOTE: The NovaJet printer must be cleaned and serviced routinely or print output anomalies or printer failures may occur during normal operati...
Page 13 - Isopropyl Alcohol on cotton swab
NJ750 Training Guide 13 INTERVAL COMPONENT CLEANING AGENT As Required Paper Sensor Isopropyl Alcohol on cotton swab The Paper Sensor is located directly behind the Right Carriage magenta cartridge approximately 4 mm. Spin cotton swab at an upward angle of 30 degrees.
Page 14 - D. Preventive Maintenance
NJ750 Training Guide 14 D. Preventive Maintenance Perform preventive maintenance at recommended plot time hours and in accordance with prescribed documentation (authorized service providers only!). At 2000 plot hours replace both Carriage Bushings, Trailing Cable, Service Station and thorough perfor...
Page 15 - Faulty K line shifts up and down randomly
NJ750 Training Guide 15 E. Cartridge Checklist (for warranty replacement) 1. Electrically bad jets (100% filled block) in the Prime pattern (10 nozzle failures for 20 Jet (red-top) cartridges and <500 ml throughput (see UTILITY MENU – SERVICE MENU – CARTRIDGE INFO) warrants a cartridge replacemen...
Page 16 - F. Advanced Troubleshooting
NJ750 Training Guide 16 F. Advanced Troubleshooting 1. Skewing of the output image is normally a dirty or defective encoder strip/sensor. Clean encoder strip thoroughly top and bottom using Windex or NovaKlean solution. Clean encoder sensor by spraying Windex directly onto sensor; blow dry with cann...
Page 23 - Utility Menu; Sensor Status; The printer LCD will display; cccccccc
NJ750 Training Guide 23 17. For NJ750 and 800 series dryer system failures ensure the logic cable and power cable are properly secured. Check sensor status for error messages. Cycle power to verify operation. From the top-level menu of the printer, check the dryer sensor status (NJ800 only). Utility...
Page 24 - G. Print Server Networking; Powered by parallel port; C. The Status and Link LED’s
NJ750 Training Guide 24 Received IP Address192.168.002.010 Ok G. Print Server Networking (SEH Intercon print server) A. The 100baseTX parallel print device allows connection between a 100 baseTX network environment and the NovaJet 750. The SEH print server draws power directly from the printer’s par...
Page 25 - Configuration for; Administration tool for InterCon print servers.
NJ750 Training Guide 25 Configuration for Windows 2000/XP Printer Networking is a basically a 3-step Process: 1. Assign TCP/IP address of host computer/server 2. Assign TCP/IP address to print server (may also need to install windows printer port during this process) 3. Assign TCP/IP address to RIP ...
Page 26 - address on both your PC and the SEH print server.; PC PROTOCOL SETUP
NJ750 Training Guide 26 NOTE: Before you can configure a Windows print queue, you must first configure an IP address on both your PC and the SEH print server. 1. PC PROTOCOL SETUP 1. If you have not already done so, install the TCP/IP protocol on your PC. This is done by first RIGHT-CLICKING on the ...
Page 27 - Alternate DNS Server-; PRINT SERVER PROTOCOL SETUP
NJ750 Training Guide 27 Alternate DNS Server- 192.168.254.190 Leave the Gateway blank. See Figure Below. NOTE: To configure the SEH print server you will have to load the InterCon NetTool. Insert the InterCon CD into your CD drive or obtain from: http://www.seh.de/ 2. PRINT SERVER PROTOCOL SETUP Run...
Page 28 - for the IP address. Assign
NJ750 Training Guide 28 2. To assign your IP address and Subnet Mask, choose TCP/IP from the configuration tree on the left. Assign 192.168.254.200 for the IP address. Assign 255.255.255.0 for the Subnet Mask. Leave the Gateway blank or zeros, and de-select DHCP at the bottom. See figure below.
Page 29 - WINDOWS PRINTER PORT SETUP; Double click on Add Printer
NJ750 Training Guide 29 3. Close the InterCon-NetTool. Your settings will be saved in the print server. You are now ready to setup the Windows Printer Port. 3. WINDOWS PRINTER PORT SETUP NOTE: If RIP software has been previously loaded then a hot folder with an assigned port will have ‘normally’ alr...
Page 30 - . The “Port Name” will
NJ750 Training Guide 30 5. Under “Printer Name or IP Address” enter 192.168.254.200 . The “Port Name” will self generate. Click Next. See figure below.