Auto Thermal Head Density Adjustment - Roland Color Camm Pro PC-60 Service Notes

4-9 AUTO THERMAL HEAD DENSITY ADJUSTMENT

THERMAL HEAD DENSITY ADJUSTMENT is designed to ensure the printing quality by adjusting the
density in 1 BAND.
THERMAL HEAD is consist of 240 dots. (192 dots are used for printing.)
However, there is slight difference in quantity of consumption on each dots and appears as blurry printing.
This adjustment is to even the density in 1 BAND by deviding the HEAD into 30 groups (8 dots in 1
group), and setting the heating time of each group one by one.
There are 2 ways of performing this adjustment.
1. AUTO ADJUSTMENT
2. MANUAL ADJUSTMENT
AUTO ADJUSTMENT can be done by sending the HEAD data file [???-????.TEI] for each HEAD using
special software [PC60SPF.EXE].
Spare HEAD will be supplied with the data file and the software.
MANUAL ADJUSTMENT can also be done by setting 30 parameters manually from the panel.
This adjustment must be performed after replacement of HEAD CARRIAGE and MAIN BOARD.
It is necessary to enter THERMAL HEAD DENSITY ADJUSTMENT MODE in the FACTORY MODE to
perform this adjustment.
DARK
DENSITY CURVE
1 group = 8dots
240 dots
LIGHT
4 Adjustment
HEAD
4
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