Maintenance; Cleaning The Thermal Head And Platen - Star Micronics TUP500 series Technical Manual

1. Maintenance

In order to maintain the optimum performance of this printer and to prevent trouble, maintenance must be carried out
according to the following items.
When performing maintenance, always turn off the power, and take the appropriate measures to orevent static electricity.
1-1. P eriodic Maintenance
To ensure long-term and stable printing, periodically clean the modules. It is recommended that you clean every
3 months or every 500,000 lines.
The thermal head and platen can be cleaned by opening the platen unit (including the presenter unit of TUP592) with
the release lever.
• Thermal Head Cleaning Method
To clean the thermal head heating elements, wipe with a cotton swab dampened with an alcohol based cleaner (such
as ethanol or methanol). Also, do not apply excessive force when doing so. Wipe the heating elements gently.
After cleaning, check that the alcohol has completely evaporated before closing the platen unit.
• Platen Cleaning Method
Dampen a soft cloth with an alcohol-based solvent(such as ethanol or methanol) and wipe the platen while
slowly turning it. Also, complete wipe away all of the paper dust on the rubber platen. If the cleaning is incom­
plete, there may be problems in paper feeds.
• Presenter Sensor and Peripheral Maintenance Method (only TUP592)
Remove any dirt, dust, or paper cuttings that may be adhering to the presenter sensor or the vicinity. Use a soft,
dry cotton cloth, swab or brush to clean. Also, do not apply excessive force when doing so.
• PF Roller Cleaning Method (only TUP592)
To clean the PF roller, dampen a soft cloth with an alcohol-based solvent (such as ethanol or methanol) and
clean the PF roller while slowly turning it using the knob. Also, do not apply excessive force when doing so.
Wipe the heating elements gently.
Presenter Sensor
Fig. 2-1 Locations to Perform Periodic Maintenance (TUP592 External View)
Thermal Head
Platen
PF Roller
Release Lever
Knob
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