37 - 4 BeneVision N22/N19 Patient Monitor Operator’s Manual
37.7 Cleaning the Thermal Print Head
Dirty print head deteriorates printing quality. Check the printout to ensure the printing is legible and dark. Light
printing may indicate a dirty print head.
To clean the thermal print head, follow this procedure:
1. Take measures against the static electricity, such as the wrist strap.
2. Remove the recorder module from the module rack.
3. Open the recorder door and remove the recording paper.
4. Gently wipe the print head with cotton swabs dampened with ethanol to remove the dust and foreign par-
ticles.
5. Wipe off excess moisture with dry cotton swabs.
6. Allow the print head air dry.
7. Reload the recording paper and close the recorder door.
• Do not use anything that may destroy the thermal element.
• Do not add unnecessary force to the thermal head
• The thermal print head gets hot when recording. Do not clean the print head immediately after
recording.
37.8 Cleaning, Disinfecting and Sterilizing Monitoring Accessories
To clean, disinfect and sterilize reusable transducers, sensors, cables, leadwires, and so forth, refer to the
instructions delivered with the accessory. If no instructions are delivered with the accessory, the instructions
given in this chapter for cleaning, disinfecting and sterilizing the monitor are applicable.
37.9 Impact of Improper Cleaning
Using cleaning agents other than those recommended may have the following impact:
■ Product discoloration
■ Metal part corrosion
■ Brittle and breaking wires, connectors, and equipment housing
■ Reduced cable and leadwire life
■ Overall system performance degradation
■ Equipment malfunction or failure
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