40
DS5600 Series Printing Systems
Chapter 2. Operation
Print Station Operation
Stim Adjustment
Stim and stim gram adjustment should be done only by a trained service
technician. It is never required as part of normal operation.
Stim Phase Adjustment
The phase setting may require adjustment when the print station reaches
a maximum operating temperature, or if the operating environment
changes significantly. There are 16 phase settings to choose from. Use
the following procedure to find and record the stim phase window:
1.
From the
Control
screen, select
Service Menu
(
8
)
2.
Select
Parameters Menu
(
9
), and enter the password.
3.
Select
Stim Phase
(
4
).
4.
Select each of the 16 different phase settings. Record all phase
settings that print test patterns of good quality.
5.
Examine the printed test patterns. Several adjacent settings should
provide good print quality. These phase settings are the phase
window.
6.
Find the center of the
Phase
window, then set the phase one value
above the center. This is the set point.
Charge Voltage Adjustment
Use the following procedure to find and record the charge voltage
window:
1.
From the
Control Menu
screen, select
Service Menu
(
8
).
2.
Select
Parameters Menu
(
9
),and enter the password.
3.
Select
Charge Voltage
(
5
).
4.
Lower the charge voltage to find the lowest charge voltage that will
allow printing without dark defect.
Lowest charge voltage setting: ________ VDC.
5.
Raise the charge voltage to find the highest charge voltage that will
allow printing without pickout.
Highest charge voltage setting: ________VDC.
6.
Calculate the set point of the charge voltage range.
a.
Subtract the lower charge voltage from the upper charge voltage.
This value is the
Charge Voltage
window.
b.
Divide the
Charge Voltage
window value by 2 and add the result
to the lower charge voltage.
7.
Set the center point of the range to this result.
8.
Press E
SC
, then select
Service Menu
(
9
) and
Control Menu
(
8
) to
return to the
Control Menu
screen.
Summary of Contents for Versamark DP5630
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