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HP Scitex LX800 HP Scitex LX Printer Family - Maintenance and troubleshooting - Page 45

Update the firmware, Internal Print Server: select

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Update the firmware The printer's various functions are controlled by software that resides in the printer, otherwise known as firmware. From time to time firmware updates will be available from Hewlett-Packard. These updates increase the printer's functionality and enhance its features. Firmware updates can be downloaded from the Internet and installed in your printer using the HP Internal Print Server: select Firmware update from the Main tab. Follow the instructions on your screen to download the firmware file and store it on your hard disk. Then select the downloaded file and click Update. The firmware includes a set of the most commonly used substrate presets. Extra substrate presets can be downloaded separately; see the User's guide. Software maintenance ENWW Update the firmware 39

Section	Page
Safety precautions	7
General safety guidelines	7
Electrical shock hazard	7
Heat hazard	8
Fire hazard	8
Mechanical hazard	8
Heavy substrate hazard	9
Ink handling	9
Warnings and cautions	9
Warning labels	9
Emergency stop buttons	11
Printer status	12
Check printer status	12
Printer alerts	12
Printer calibration	13
Align the printheads	13
Troubleshoot printhead alignment	14
Printhead alignment diagnostic plot	14
Substrate-advance compensation	14
Substrate-advance test print	15
Color calibration	16
Ink restrictions	18
Color profiles	19
Dynamic color registration	19
The problem: color misregistration	19
The solution: dynamic color registration	20
Dynamic color registration without the test pattern	21
Dynamic color registration on the fly	21
Hardware maintenance	22
Maintain the ink cartridges	22
Maintain the printheads	22
Maintain the substrates	22
Check the printheads	23
Clean the carriage cover	23
Clean the carriage rails	24
Clean the curing plates (LX800 only)	27
Clean the diverter rollers (LX800 only)	27
Clean the exterior of the printer	28
Clean the ink deposits	28
Clean the line sensor and aerosol inlets	29
Clean the main roller	30
Clean the pinch wheels	30
Clean the platen	30
Clean the printheads	31
Clean the substrate-advance sensor	31
Clean the substrate edge holders	32
Clean the temperature sensors	32
Clean the tension roller	33
Maintain the printhead primers	33
Replace the carriage oiler foams	35
Replace the ink collector foams	36
Replace the line sensor box	38
Replace the printhead cleaning roll and aerosol filters	38
Move the printer	42
Printer maintenance kits	43
Cleaning kit	43
Software maintenance	44
Maintain the HP Internal Print Server	44
Update the firmware	45
Troubleshoot substrate issues	46
The substrate cannot be loaded successfully	46
The substrate has jammed	46
The substrate is not attached to the input core	47
The collector stops winding prematurely (LX800 only)	48
The collector occasionally fails to work correctly (LX800 only)	48
The collector winds in the wrong direction (LX800 only)	49
The collector detaches the substrate from the spindle (LX800 only)	49
There is skew or telescoping on the collector (LX800 only)	49
The substrate has jammed on the collector (LX800 only)	49
The substrate sticks to the platen	49
The ink is still wet when the substrate emerges	49
The substrate is not flat	50
There are wrinkles in the substrate	50
There are ink marks on the substrate	52
There are drops of ink on the substrate	53
There are drops of oil on the substrate	53
Troubleshoot print-quality issues	55
General advice	55
Banding	55
Straight white lines in one color	58
Colors are misaligned	58
Colors are misaligned vertically	58
Colors are misaligned horizontally	59
The print is grainy	60
The print is smudged	61
Edges of objects are rough or blurred	62
Colors look washed out	62
Colors are inaccurate	62
Troubleshoot ink cartridge and printhead issues	63
Cannot insert an ink cartridge	63
Cannot insert a printhead	63
The front panel recommends replacing or reseating an ink cartridge	63
The front panel recommends replacing or reseating a printhead	63
A printhead has overheated	65
A printhead has damaged the substrate	65
Incorrect printhead cleaning roll errors	65
Troubleshoot other issues	66
The printer does not start	66
The printer does not print	66
The printer seems slow	67
The HP Internal Print Server cannot retrieve an IP address	67
The HP Internal Print Server cannot detect the printer	67
Upgrade the HP Internal Print Server	68
Print job files have not been properly deleted	68
Color calibration fails	68
Front-panel error messages	69
When you need help	73
Documentation	73
HP Proactive Support	73
HP Customer Care	73
HP Customer Care Centers	74
North America	74
Europe, Middle East and Africa	74
Asia and Pacific	74
Latin America	74
Service information	75
Preset creation flowchart	76