Overall
Information
NEW ELECTRICAL COMPONENTS
SM 1-5 C231/C237/C238
1.3 NEW ELECTRICAL COMPONENTS
1.3.1 MAIN BODY
1.3.2 TABLES OF ELECTRICAL COMPONENTS
Boards
Index No. Name Function
2
Main Processing
Unit (MPU)
Controls all machine functions both directly and
through other boards.
(The backup RAM number on the MPU is changed
from IC140 to IC145.)
25
Operation Panel
Boards
These boards control the operation panel.
17
Power Supply Unit
(PSU)
Provides DC power to the system.
[VR2 on the PSU (used for adjusting thermal head
voltage) has been moved to a new position, but there
are no changes in its function.]
Switches
Index No. Name Remarks
- Test Switch Not used for the C237 model
-
Master Making Unit
Cover Safety
Switch
Not used for the C237 model
C237V502.WMF
25
2
17
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