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15 July 1996
3.9 MANUAL IMAGE DENSITY CONTROL
When the image density is set manually, the voltage applied to the exposure
lamp changes as shown in the table below.
V
Dev. Bias
V
Voltage
(negative)
V
LAMP
V
LAMP
V
LAMP
Exposure
V
LAMP
Lamp Voltage
V
LAMP
V
LAMP
V
: Exposure lamp voltage at ID level 4.
LAMP
This value is determined at process control data initial setting.
V
:
Development bias (negative) voltage at ID level 4.
BB
This value is determined at process control data initial setting.
Lighter
–90
BB
–60
BB
V
BB
+4.5
+3.0
+0.5
V
LAMP
–1.5
–3.5
–5.5
7
6
5
4
3
2-41
OPTICS
Darker
2
1
Manual ID
Position
A176D547.wmf
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