Kodak 800 SERIES service manual Failure Analysis Color Test Incorrect, Normal Color Test 3 Pass

NovaJet 800 Series Service Manual

Figure 4-63. Normal Color Test (3 Pass).

Normal Color Test. Some microbanding or banding will be seen in the bar patterns – the purpose of the test is to check for ink pressure and not the quality of the printed pattern. Verify all bars print at 100% ink saturation.

Abnormal Color Tests:

Figure 4-64. Abnormal Test Examples.

A – Total ink starvation; recheck using the EasyPrime.

B – Partial ink starvation; check ink level in cartridge, ensure 20 ml installed using the syringe provided.

Failure Analysis - Color Test Incorrect:

1.Ensure the cartridge is properly primed and pressure has been established inside the cartridge (see Set Up procedures) Note: when priming the cartridge it is important to ensure the suction end of the EasyPrime assembly is flush against the cartridge jet plate. Prime the cartridge using 3 consecutive one (1) second bursts and then wait 3-4 seconds, repeat 4-6 times over a 1 minute period. A sucking noise should be heard from the EasyPrime when procedure is performed correctly.

Troubleshooting 4-61