Ricoh D124-17 Service Manual page 133

3. If the Nozzle Check Pattern is still abnormal, let the machine remain idle for 10 minutes.
4. Execute two more cleanings and one flushing.
• Be sure to print a Nozzle Check Pattern after each cleaning and the flushing.
• If you have produced an unbroken Nozzle Check Pattern, you can stop.
5. After the flushing, if the Nozzle Check Pattern is still not perfect, let the machine remain idle for 8
hours.
6. Execute three more cleanings and one flushing.
• Be sure to print a Nozzle Check Pattern after each cleaning and the flushing.
• When you have produced an unbroken Nozzle Check Pattern, you can stop.
7. If the Nozzle Check Pattern is still unsatisfactory:
• Go into the SP mode and open SP2100-002.
• Enter the number of the print head that is abnormal.
To Service:
Head 1
Head 2
Head 3
Head 4
All
• If you need to flush more than one head (but not all). add their entry numbers and then enter
the sum. For example, to clean Head 2 and Head 3, add 2+ 4 and then enter "6"
Halftone Check
Leftover primer fluid can cause streaking in halftone areas. Do this check to confirm that all of the primer
fluid has been drained from the from the ink sub tanks and ink supply tubes.
1. At the initial screen, press the User Tools button
2. Touch [Printer Features].
3. On the Printer Features screen, under the List/Test Prints tab, touch [Color Sample].
The color sample prints about 240 palette samples. This is a very large sample and may require a
minute or so to finish printing.
Color
K1 (Black)
K2 (Black)
C (Cyan)
YM (Yellow/Magenta)
K, C, Y, M
.
Main Machine Installation
You Enter:
1
2
4
8
15
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