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Details mounting options and drilling plans for H1250 and H2192 kits.
Introduces the DC power supply module and its modification for DC operation.
Explains how the DC power supply module converts battery voltage to printer voltages using a flyback converter.
Lists input voltage, current consumption, output voltages, and operating temperature for the DC power supply.
Step-by-step instructions for removing the mains transformer and associated components.
Instructions for removing and reusing the ON-OFF switch on the DC power supply module.
Details on placing and securing the DC power supply module and reassembling the printer.
Steps for connecting the DC power supply module, ON-OFF switch, and input connector.
Describes modifications to the main control board, specifically regarding diode D28 (D10).
Instructions for reassembling the printer after modification and running a selftest.
Diagram illustrating electrical connections for the DC input and output cables.
Procedure for performing a selftest to verify the DC power supply functionality.
Detailed steps for testing DC power supply outputs (30V and 10V) with dummy loads.
Recommends performing module check after any repair work on the power supply.
Explains the circuit design of the DC power supply, including filters, controller, and output stages.
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General