Voltage Block for Domino Inkjet Printers DB12170

Voltage Block for Domino Inkjet Printers DB12170

The DB12170 voltage block is a critical power distribution module in Domino industrial inkjet printers. Its primary function is to regulate, stabilize, and distribute input voltages to various printer components. In CIJ devices, where drop formation, charging, deflection, and ink recirculation depend on precise and stable voltage, the proper operation of the voltage block is essential. Even minor fluctuations can cause electrode errors, irregular droplet ejection, voltage faults, or complete printer stoppage.

The DB12170 voltage block is typically installed near the electronic boards and printhead, acting as a crucial intermediary between the power supply and sensitive printing components. Therefore, using an original or high-quality replacement is vital for proper printer maintenance and longevity.

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Key Features and Specifications

  • Part Number: DB12170
  • Primary Function: Manage, regulate, and distribute required voltages to the printer
  • Applications: Printhead, charging electrode, ink pump, control units, and printhead unit
  • Component Type: Electrical module / Power Voltage Block
  • Compatible With: Domino CIJ printers (A-Series and selected Duo and Ax models)

Importance and Benefits of a Healthy Voltage Block

  • Prevents voltage fluctuations and protects electronic boards
  • Extends the life of the printhead and charging electrodes
  • Eliminates head voltage errors, High Voltage faults, and droplet charge issues
  • Prevents missed droplets or irregular droplet ejection
  • Ensures stable printing performance on high-speed production lines
  • Protects costly electronic components from damage

Signs of Failure and Common Causes

Failure Indicators:

  • High Voltage Error notifications
  • Improper droplet charging or electrode errors
  • Sudden printhead shutdown
  • Irregular print quality or missing dots
  • Frequent device resets
  • Burning smell or abnormal heating of the power unit

Common Causes of Failure:

  • Severe input voltage fluctuations or lack of surge protection
  • Short circuits in the printhead or voltage cables
  • Pump or manifold malfunction causing excessive load
  • High humidity or ink penetration into electronic components
  • End of component life after prolonged use

Installation and Maintenance Tips

  • Installation should only be performed by a qualified technician
  • The printer must be completely powered off and disconnected before replacement
  • Avoid tampering with the internal components of the voltage block
  • Connect cables exactly according to color coding and numbering
  • After installation, the output voltage to the printhead and electrodes must be tested and adjusted
  • Use industrial surge protection to prevent future damage

Compatibility

The DB12170 voltage block is compatible with a wide range of Domino CIJ printers, including the A-Series and some Duo and Ax versions. Precise compatibility can be confirmed upon providing the printer model.


Technical Specifications

FeatureDescription
Component NameVoltage Block / Power Voltage Module
Part NumberDB12170
ApplicationVoltage regulation and distribution in CIJ printers
Component TypeElectrical / Industrial
Installation LocationElectronics unit, printhead, power circuitry
StatusNew / Available

Frequently Asked Questions (FAQ)

Q: Can failure of this component cause a complete printer shutdown?
A: Yes, since it is the main power path of the printer, failure usually results in total printing stoppage.

Q: Is installation easy?
A: No, installation requires specialized training and should only be performed by qualified personnel.

Q: Are original and replacement versions available?
A: Yes, both original and aftermarket versions are available depending on budget and device compatibility.


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