3-1
3. Maintenance of controlling part
3.1 Construction of controlling part
The controlling part is mainly composed of a controller part of performing the
display and the data management, and an engine part of performing the
printing control and the circulation system control.
When opening the operation panel, be sure to cut off the power supply.
The unit has such a part that high voltage is applied. When performing
the adjustment in a state where the operation panel is opened, be fully
careful about an electric shock.
Caution against electric shock
Engine part
Controller part
Operation panel
EZJ93 board
EZJ103 board
Multiple power
supply
High voltage
power supply
[Engine part (with operation panel removed)]
EZJ94 board / EZJ106 board
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