Field Service Ver. 1.0 May 2006
6. Other
35
magicolor 7450
Maintenance
6.
Other
6.1
Disassembly/Adjustment prohibited items
A. Screws to which blue paint or green paint is applied
• Blue paint or green paint is applied to some screws to prevent them from coming
loose.
• As a general rule, screws to which blue paint or green paint is applied should not
be removed or loosened.
B. Red-painted screws
• Do not remove or loosen any of the red-painted screws in the field. It should also
be noted that, when two or more screws are used for a single part, only one repre-
sentative screw may be marked with the 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
CAUTION
• 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.
Содержание magicolor 7450
Страница 1: ...SERVICE MANUAL 2006 05 2006 05 Ver 1 0 Ver 1 0 FIELD SERVICE magicolor 7450 magicolor 7450 ...
Страница 3: ...ii Blank Page ...
Страница 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Страница 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Страница 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Страница 293: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Lower Feeder Unit General Blank Page ...
Страница 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Страница 321: ...5 Sensor check Field Service Ver 1 0 May 2006 30 Lower Feeder Unit Adjustment Setting Blank Page ...
Страница 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Страница 331: ...Duplex Option General Maintenance Adjustment Setting Troubleshooting Field Service Ver 1 0 May 2006 ii Blank Page ...
Страница 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Страница 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...