Hitachi IJ PH - High Ink Concentration; Low Ink Concentration

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6.4.10 High Ink Concentration
6.4.11 Low Ink Concentration
High Ink
Concentration
Resume the
operation.
Is the printing quality
normal?
Yes
No
Check the printing quality.
Replace the ink in the ink reservoir.
Replace the ink.
Has the viscosity increased?
Yes
No
Operate the printer for an hour
or so, and check the ink
viscosity.
Low Ink Concentration
Resume the
operation.
Is the printing quality
normal?
Yes
No
Check the printing quality.
Replace the ink in the ink reservoir.
Replace the ink.
Has the viscosity decreased?
Yes
No
Operate the printer for an hour
or so, and check the ink
viscosity.