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Table 4-1. Troubleshooting Table (cont).
Symptoms
Printer Output is
Banding (Horz.)
(cont)
NovaJet 800 Series Service Manual
Possible cause
• insufficient
ink in cartridges
(normally 1/3 full)
• cartridges need
to be primed
• color calibration
required
• paper axis
calibration
required
• faulty or corrupt
firmware
• cartridge dimple
area dirty or
damaged
• flex cable
contacts dirty or
damaged
Solution
2) inspect and/or
replace stepper
motor gears and/or
lower roller
assembly
3) replace MPWA
replace or refill
cartridges
perform Prime
perform Color
Calibration
perform Paper Axis
Test Calibration
reload firmware
(while in continuous
run state)
1) perform
Cartridge Dimple
Cleaning procedure
2) replace cartridge
1) clean Flex
Cable Contacts
Troubleshooting
4-11
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