Konica Minolta AD-504, Руководство по обслуживанию

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Field Service Ver. 1.0 Apr. 2005 2. Other
3
AD-504
Maintenance
Maintenance
2. Other
2.1 Disassembly/Adjustment prohibited items
A. Paint-locked Screws
NOTE
• Paint-locked screws show that the assembly or unit secured can only be adjusted
or set at the factory and should not be adjusted, set, or removed in the field.
B. Red Painted Screws
NOTES
• When the screws are removed, the red paint is coated on the points where read-
justment is required.
• Once the red painted screw is removed or loosened, you should make adjustment.
Accordingly check the adjustment items in operation manual and make necessary
adjustment. Note that when two or more screws are used on the part in questions,
only one representative screw may be marked with red paint.
C. Variable Resistors on Board
NOTE
• Do not turn the variable resistors on boards for which no adjusting instructions
are given in Adjustment/Setting.
D. Removal of PWBs
NOTES
• When removing a circuit board or other electrical component, refer to “Handling of
PWBs” and follow the corresponding removal procedures.
• The removal procedures given in the following omit the removal of connectors and
screws securing the circuit board support or circuit board.
• Where it is absolutely necessary to touch the ICs and other electrical components
on the board, be sure to ground your body.
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