Category: Device Features
Modes, pressure, heat, vibration, charging, maintenance, troubleshooting, and specifications.
Browse practical ST-504 education, setup guidance, safety information, comparisons, and product facts. Each article should be read within its stated scope and source limits.
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What does the vibration setting change, and how should it be kept separate from pressure and heat?
ST-504 feature guide What does the vibration setting change, and how should it be kept separate from pressure and heat? P1, P2, and P3 control vibration. Vibration is…
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How should a reader understand the three pressure levels without choosing a medical protocol?
ST-504 feature guide How should a reader understand the three pressure levels without choosing a medical protocol? L1, L2, and L3 are controller pressure settings. The manual gives…
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What do H1, H2, and H3 change on the ST-504?
ST-504 feature guide What do H1, H2, and H3 change on the ST-504? H1, H2, and H3 are settings for the device’s heating function. They do not change…
Looking for a starting point? Begin with the ST-504 complete guide, then review safety and contraindications before choosing a setup article.