NovaJet 800 Series Service Manual

Figure 4-29. Carriage Head Strike.

9.Ensure the vacuum fan or fans are providing adequate suction for media. If the exhaust grill (s) are installed incorrectly then carriage head scraping will occur on the media causing streaking or inconsistent banding. This could also be due to thick media (greater than 20 ml) or possibly canvas or vinyl exposed to high humidity which then becomes still.

10.Turn printer off. Slowly move carriage head back and forth manually to ensure no obstructions are causing the print defects observed (i.e. tape on the rear cover, tie-straps under the electronics cover, or low carriage head height).

11.Verify connectivity through E-Connect, SEH, or the built-in print server. Contact technical support for network configuration procedures. Improper connectivity can cause low data transfer problems and may provide “false starts” of the printer carriage (carriage moves out but does not execute print operations).

Figure 4-31. Low Data Transfer Problem.

Troubleshooting 4-35

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Kodak 800 SERIES service manual Carriage Head Strike