What to do if my Citizen PMU2300III shows 'Platen open error'?
To resolve a 'Platen open error' on your Citizen Printer (when MSW3-8 is set to OFF), close the platen by closing the platen holding unit and pushing down the platen open lever.
What to do if Citizen Printer shows 'Platen open'?
If the Citizen Printer displays 'Platen open', close the platen.
What to do if my Citizen PMU2300III shows 'Paper end'?
When the Citizen Printer indicates 'Paper End', it means you need to set a new roll of paper.
What does 'Paper near end' mean on my Citizen PMU2300III?
If your Citizen Printer displays 'Paper Near End', this indicates that you should set a new roll of paper soon.
How to fix a Citizen PMU2300III Printer 'Head overheat error'?
If the Citizen Printer displays a 'Head overheat error', printing will automatically resume once the head temperature lowers to approximately 70°C or below.
How to fix a Citizen PMU2300III Printer 'Cutter lock error'?
To fix a 'Cutter lock error' on the Citizen Printer, press the FEED switch (when MSW3-1 is set to OFF) or send the DLE ENQ 1 or 2 command (when MSW3-1 is set to ON) after addressing the cause of the error.
What to do if my Citizen PMU2300III shows 'Presenter error'?
If your Citizen Printer indicates a 'Presenter error', open the platen or remove the cover unit to identify and resolve the cause of the error. Then, reattach the cover unit and close the platen.
How to fix a Citizen PMU2300III Printer 'Black mark detection error'?
To resolve a 'Black mark detection error' on your Citizen Printer, use the specified roll of paper.
General| Print Technology | Direct Thermal |
|---|---|
| Print Resolution | 203 dpi |
| Paper Type | Thermal Paper |
| Cutter | Full or Partial Cut |
| Print Method | Line Thermal Dot System |
| Print Speed | Up to 150 mm/s |
| Media Thickness | 0.06 - 0.1 mm |
| Paper Width | 58 mm, 60 mm, 80 mm |
| Interface | USB, Serial, Ethernet |
| Power Supply | 24V DC |
Lists essential tools required for disassembly and reassembly procedures.
Detailed step-by-step instructions for taking the printer apart.
Reverse instructions for reassembling the printer after disassembly.
Information on lubrication points and recommended oils for maintenance.
Configuration of memory switches for the basic printer model settings.
Memory switch settings adjusted based on the printer's destination.
Memory switch settings to accommodate different paper types.
Controls the enabling or disabling of the PNE sensor function.
Interpreting LED indicators for error status and printer conditions.
Details on POWER and ERROR LED behavior, states, and meanings.
Comprehensive breakdown of error types, descriptions, and associated LED patterns.
A systematic approach to diagnosing and resolving printer issues.
A guide correlating printer symptoms with causes, checks, and remedies.
Inventory of mechanical components with part numbers and quantities.
Specific mechanical parts list for SN and SB models.
Specific mechanical parts list for PN and PB models.
Mechanical parts list for the PHU-102S paper holder unit.
Mechanical parts list for the PHU-203T paper holder unit.
Schematic diagram of the main control board's CPU section.
Circuit diagram for the port expansion section of the main control board.
Schematics for other common sections on the main control board.
Circuit diagram illustrating serial and USB interface connections.
Circuit diagram for the parallel interface connection.
Circuit diagrams for presenter and bezel option components.
Explains the self-printing feature for verifying printer settings.
Describes the hex-dump mode for printing raw data sent to the printer.
Guide to accessing and modifying printer memory switch settings.
Step-by-step instructions for updating the printer's firmware.
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