Konica-minolta Magicolor 5440 DL Bedienungsanleitung Seite 252

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Other Lower Feeder Unit Field Service Ver. 2.0 April 2005
2-2
II 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 a red-painted screw is removed or loosened, you should make the adjust-
ment. Accordingly, check the adjustment items in this manual and makethe neces-
sary adjustmens. Note that when two or more screws are used on the part in
question, only one representative screw may be marked with red paint.
C. Variable resistors on the board
NOTE
Do not turn the variable resistors on boards for which no adjusting instructions
are given in the Adjustment/Setting section.
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 sections omit the removal of con-
nectors 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 first.
2.2 Disassembly/Assembly list (Other parts)
No Section Part name Ref. page
1 Exterior parts Tray
2-3
2 Board and etc. Lower Feeder Board
2-3
3
Others
Lower Feeder Paper Feed Clutch
2-5
4 Lower Feeder Motor
2-7
5450_E.book_PDF.book 2 ページ 2005年4月12日 火曜日 午後12時54分
Seitenansicht 251
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