HP V8.5 manual Plot has vertical white stripes, Plotwithverticalwhitestripes

Page 63

T R O U B L E S H O O T I N G

Plot has vertical white stripes

7

Figure7-3.Plotwithverticalwhitestripes

Possible causes: Lid is not securely closed The printhead is dirty

Some printhead nibs are burnt out

Solutions:

1.Check that the media is installed correctly and the plotter lid is securely closed. The top of the lid should be flush with the top of the side panels.

2.Clean the printhead as described in Chapter 6, page 6-3.

3.The thermal printhead has one or more burnt out nibs so it must be replaced. Contact your authorized service center.

V8.5eRev2.2.2002

7-3

Image 63

Contents V8.5 Thermal Plotter Haftungsausschluss Copyright NoticeTrademarks DisclaimerPage Iii V8.5eRev2.2.2002 Limitation of Liability Contents Operation Appendices MaintenanceV8.5eRev2.2.2002 Media Description General DescriptionAbout this Manual Operation FunctionalSpecification S Media Transport ElectricalInterface Environmental PhysicalUnpacking InstallationMounting and Positioning Media Installation Interface SetupInstalling rolled paper Back Panel Roll paper and film path Opening the plotter Lid Installing fan-fold paper Installing rolled film Spindle blocks E R a T I O N Power Supply PrecautionsControl panel Using the Control PanelControl panel button functions Rev2.2.2002 Changing function settings Control Panel Functions and SettingsDefault Settings TestplotContrast Speed Media Scaling Emulation vertical resolution MenusettingsareF2, F4, F8, tF,PFForm feed length E R a T I O N Bytes per scan Menusettingsare b1, b2, g1, g2, g3, and g4Grayscale media table number Setup headers for programming the V8.5eSA=4B E R a T I O N Byte Line feed Error MessagesFehlermeldungen Plotter Functions and Features Power suppliesIntroduction T I O N Interface timing and signals Stepper motorInterface Data Transfer Clear Minimum data rates Data ratesScan width VerticalresolutionMode signals Print modeThermal Printhead Automatic Head Temperature FeedbackMedia Sensors Film mediaMaintenance I N T E N a N C E Maintenance GuidelinesRegular Maintenance Cleaning the thermal printhead Cleaningtheplatenroller Replacing the fuse Troubleshooting Plotter does not plot ProblemsPlotwithverticalwhitestripes Plot has vertical white stripesPlot is blotchy or faded Plot contrast is weak Plothasblackverticallines SolutionPaper is wrinkling or tearing along one edge Plot is wrong lengthCan’t make changes to control panel settings Plotter has no powerPlot output speed is erratic Bloomingplot Form feed does not stop at top-of-form marks Form feed stops before desired lengthSkewedplot Plot is skewed or unreadableR R a N T Y R R a N T Y C I I T a B L E S Interface Connector PIN Assignment TableB-2. Centronicscablepinoutsstraightthrough Centronics Interface Board Centronics Interface Board Centronics Interface Board