Ricoh Ri 4000 User Manual page 131

3. Maintenance
Press [PRINT].
The nozzle check pattern of the selected printer head is printed.
Check the results of the printed nozzle check pattern.
Head
number
Nozzle
check
pattern (ink)
Head
number
Nozzle check
pattern
(enhancer)
In your nozzle check please check for the following and take the appropriate steps:
Nozzle Check Pattern Description
Perfect Nozzle Check
Nozzle Deflection: When horizontal lines are
uneven
Clogged Nozzle: When the horizontal lines have
small or minor gaps
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RICOH Ri 4000 User Manual