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NJ750 Training Guide

Jet is bad; jet re-
addressed
automatically

Jet is clogged (Jet
electronics are
good though)

Jet manually
bypassed,
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 Calib X/Y
Paper Axis Test

Open Jet Menu

Exit

Paper Axis

Color Db Menu

Calibration Menu

Load Media

Pause

Cut

Feed Media Menu

Utility Menu

Setup Menu

Reset

Main Menu

Black Edit List

Magenta Edit List

Yellow Edit List

Cyan Edit List

Print Jet List

Exit

Open Jet Menu

Clear List Menu

Paper Axis

# 1: On
Prev Option

Next Option

Toggle Jet

Black Edit List

Press Next Option until
clogged jet number is
displayed, press Toggle Jet
to turn jet OFF, press OK.

6. Cartridge Jet - Manual Bypass Feature

Example: to manually bypass a clogged black (K) jet, perform the following steps:

Содержание ENCAD NOVAJET 750

Страница 1: ...Jet 750 Printer T Tr ra ai in ni in ng g G Gu ui id de e Ink Installation Printer Calibrations Routine Maintenance Preventive Maintenance Cartridge Checklist Advanced Troubleshooting Print Server Networking ...

Страница 2: ...racteristics 2 Installing ink into reservoirs It is suggested to fill reservoirs over a table to prevent spills on printer fill to a maximum of 400 ml 50 ml minimum 3 Attach septum fitting to valve body Prime line and cartridge if necessary NOTE When the valve body is raised to the up position ink flow is cut off when the valve body latch is closed then the ink line is open ...

Страница 3: ...artridge print head using multiple sets of one second bursts until ink is visible in the ink line This may take 1 2 minutes to accomplish depending on the prime of entire ink line Ensure EasyPrime adapter is flush to cartridge jet plate a siphoning sound slight sucking should be heard when priming the cartridge properly 4 Activate the color test pattern for ink starvation problems Select SETUP MEN...

Страница 4: ...per cartridge ink level obtain syringe with tube extension from accessory kit Pull 20 ml of ink into syringe Lift cartridge stall position valve to up position to cut off ink flow Temporarily remove septum connector from cartridge Install ink into cartridge by depressing syringe plunger pull back on plunger to remove excess ink if any Reconnect septum needle to cartridge and close valve actuator l...

Страница 5: ...NJ750 Training Guide 5 ...

Страница 6: ... Jet Menu Exit Paper Axis Color Db Menu Calibration Menu Load Media Pause Cut Feed Media Menu Utility Menu Setup Menu Reset Main Menu Black Edit List Magenta Edit List Yellow Edit List Cyan Edit List Print Jet List Exit Open Jet Menu Clear List Menu Paper Axis 1 On Prev Option Next Option Toggle Jet Ok Black Edit List Press Next Option until clogged jet number is displayed press Toggle Jet to turn...

Страница 7: ...elect Utility Menu Service Menu Calibration Menu Slow Db Test The Slow dB Test pattern will print very slowly This is a mechanical adjustment of the printer servo system and should be performed monthly Ensure the vertical lines are straight if out of alignment as in this example then an adjustment is necessary Select Utility Menu Service Menu Calibration Menu Slow Deadband change the value and rer...

Страница 8: ...ll print very quickly in all color ranges This is a final check of printer calibrations to ensure alignment has been achieved Ensure the vertical lines are straight with respect to each color if severely out of alignment as in this example then a re calibration of the printer is necessary or cleaning of the encoder strip is necessary Note The pattern does not have to be perfect just close to maint...

Страница 9: ...heck alignment with the white media guideline 7 Start printing the image G ACCEPTABLE IMAGE SKEW W L L O UT PUT A C TUA L M EDIAPERIM ET ER PER FEC T REFERE NC E R ECT A NG LE L 1 2 L EXHIBIT A Assuming the media loading instructions as defined in the user manual have been followed Exhibit A describes the maximum permissible image skew The maximum skew is 0 30 of L L1 L2 except for NJ880 no skew s...

Страница 10: ...ccur during normal operations It is strongly suggested to take 15 minutes once a week i e every Monday morning and perform printer cleaning rather than attempt to remember each cleaning cycle as listed below INTERVAL COMPONENT CLEANING AGENT 25 50 Hours Platen External Surfaces NovaKlean solution on Lint Free Towel Can cause paper sensing errors resulting in no printing symptoms INTERVAL COMPONENT...

Страница 11: ...50 75 Hours Encoder Strip NovaKlean on cotton swab followed by Isopropyl Alcohol on cotton swab perform every 25 plot hours for GO ink printing INTERVAL COMPONENT CLEANING AGENT 50 75 Hours Trailing Cable NovaKlean on lint free Towel INTERVAL COMPONENT CLEANING AGENT 50 75 Hours Slide Shaft NovaKlean on lint free Towel ...

Страница 12: ...ING AGENT 20 30 Hours Carriage Bushings NovaKlean on cotton swab 50 75 Hours Cutter Groove Toothpick or small wooden tool INTERVAL COMPONENT CLEANING AGENT 25 50 Hours Pinch Lower Roller NovaKlean on lint free Towel INTERVAL COMPONENT CLEANING AGENT 50 75 Hours Platen Vacuum Holes Toothpick or small wooden tool 80 100 Hours Y Arm Surface NovaKlean on cotton towel ...

Страница 13: ... 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 ...

Страница 14: ...nce 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 perform cleaning including carriage paper sensor and encoder sensor ...

Страница 15: ...s Multiple Power and Address line failures one cartridge is defective use post it note technique to isolate defective cartridge A clogged jet is illustrated as jet 111 jets 105 and 108 are manually bypassed 80 filled blocks only Jet 114 is defective and is automatically being bypassed Between 20 and 35 jets in each color may be defective or bypassed to maintain photo quality printing 2 Microbandin...

Страница 16: ...cal Bulletin 5 Replace encoder strip service required if problem cannot be corrected 2 Missing data in an image is typically a print server or network traffic problem Increase data port rate or reconfigure print server 3 Multiple lines throughout a print typically indicates a problem with the connectivity to the printer Ensure only an IEEE compliant parallel printer cable if used and or switchbox ...

Страница 17: ... 5 Printer carriage hesitation Hesitation of the carriage assembly during printing can be due to various factors i e Slow processor in workstation for Software RIPs screen saver turned on improperly configured parallel port for non networked environments incorrect speed setting for driver data transfer rate print server setup untested print server used incorrect SEH setup other network traffic etc...

Страница 18: ...than 400 ml of ink inside Printer stand surface or floor area must be level and flat 8 Microbanding is typically caused by incorrect printer calibrations or low pass printing Print pass mode of 4 or lower may cause banding Ensure all calibrations are performed correctly Defective or clogged cartridges may also cause microbanding Perform printer calibrations and replace associated cartridge s to ve...

Страница 19: ...ency Up to 20 jets may be compensated in each cartridge while maintaining photo pass quality printing 9 Horizontal bands along the right edge of the media are typically caused by a dirty service station or cartridge Curling media from high humidity or media too thick can also cause the banding problem ...

Страница 20: ... caused by inadequate cartridge priming or a leak in the ink delivery system Ensure the cartridge has been properly primed using the NovaPrime or EasyPrime device Ensure all septum connectors are tightened securely Refill cartridge to 20 ml of ink and reprime cartridge establish negative pressure Replace septum connectors tubing needles if cracked broken replace cartridge 12 Text errors or lines w...

Страница 21: ...banding can also be caused by a defective trailing cable or when ink saturations are extremely high 290 and the dryer is used with high heat applied 14 Unusual patterns which print in either the Prime pattern lower left illustration or in normal prints lower right illustration are symptoms of a defective trailing cable Replace the white trailing cable service required To prevent these failures fro...

Страница 22: ...itialization then turns off LED staying on would indicate a problem when the FPGA is unconfigured Ensures the gate array chips have been properly programmed one on Main PCB and on each Carriage PCB D8 24V available D13 5V available Check the Boot Code for proper initialization While holding down the two buttons indicated below turn on the printer a cyclical two beep sequence should be heard 16 For...

Страница 23: ...u Service Menu Diagnostic Menu Accessory Menu Sensor Status The printer LCD will display the following information Dryer Mode cccccccc Plenum T deg C MBoard T deg C MBoard H pct RH The Dryer Mode cccccccc indicates the current dryer setting Operational modes are OFF ON Heat AUTO FANS ONLY No Heat or DISABLED error condition Plenum T and MBoard T main board T indicate temperature and are displayed ...

Страница 24: ...ple MacOS 7 x 9 x Microsoft Windows 3 X 95 98 NT 4 X 2000 XP Easy Installation and Simple Management JetAdmin WebJetAdmin and EpsonNet Tools Support B Depressing the blue test button located on side of server sends the currently loaded IP address to printer to be displayed on the printer s control panel C The Status and Link LED s green in color should be steady when the printer has been turned on...

Страница 25: ...lso need to install windows printer port during this process 3 Assign TCP IP address to RIP same as print server For the most recent software version i e InterCon NetTool go to the following URL http www seh de NOTE The most common download for PC users from SUPPORT FIRMWARE SOFTWARE select IC105 FastPocket TX is Version 1 8 23 for Win 2000 Win XP Win 9x Administration tool for InterCon print serv...

Страница 26: ...t RIGHT CLICKING on the My Network Places icon on your desktop Select Properties from the list The Network dialog box appears 2 Double click on the Local Area Connection icon When the Local Area Connection dialog box opens double click on the TCP IP protocol to activate the TCP IP properties See figure below 3 Once the TCP IP properties dialog box is open enter the information as follows IP Addres...

Страница 27: ...RVER PROTOCOL SETUP Run the CD EXE from the Autorun folder Once started press the top button British Flag Press the InterCon NetTool button to install Follow the prompts and finish the installation 1 Once loaded activate the InterCon NetTool The SEH will Auto Assign itself an IP address using DHCP within the IP range of your PC To change the IP address and Subnet Mask double click on the IP addres...

Страница 28: ... 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 ...

Страница 29: ...t be necessary unless the Windows printer port is to be used for printing purposes This step will be required if the EFPU print utility is to be used for downloading firmware or test files however 1 Select Start Settings Printers 2 Double click on Add Printer the Add Printer Wizard dialog box appears Click Next 3 Select Local Printer Click Next 4 At the bottom of the dialog box select Create a new...

Страница 30: ...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 ...

Страница 31: ... Click Next then Finish See figure below 7 You will now be prompted for the Manufacture and Printer Type Select Generic and Generic Text Only Click Next Next again and Next again Do not share this printer Click Next Select no to Print a test Page Click Next and Finish Your TCP IP printer port is now setup ...

Страница 32: ...etup is to assign an IP address in the RIP software this TCP IP address is the same address assigned to the SEH Intercon print server The location of the device or TCP IP setup is normally located under the RIP software setup drop down menu or under the Printer Configuration folder depending on the RIP used ...

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