| Display | Meaning | Solution | |--------|---------|----------| | | Cuff under-inflated or air leak | Ensure cuff is snug and tubing (if external) intact. Retry. | | E2 | Movement or talking during reading | Restart. Remain still and silent. | | E3 | Cuff over-inflated (>290 mmHg) | Replace batteries. If persists, unit may need recalibration. | | E4 | Battery low | Replace both batteries immediately. | | Err or EE | System error | Remove batteries for 30 seconds, reinstall, reset time/date. | | No display | Dead battery or contact issue | Check battery orientation and voltage. | 7. Understanding Your Blood Pressure Results The CK-102S will classify your reading on-screen using colored bars or icons (e.g., green = normal, yellow = elevated, red = high). Refer to the WHO/ISH universal classification:
| Category | Systolic (mmHg) | Diastolic (mmHg) | |----------|----------------|------------------| | Optimal | <120 | <80 | | Normal | 120–129 | 80–84 | | High Normal | 130–139 | 85–89 | | Grade 1 Hypertension | 140–159 | 90–99 | | Grade 2 Hypertension | ≥160 | ≥100 | wrist electronic sphygmomanometer ck-102s manual
A: Possible “white coat syndrome” or improper wrist position. Take the device to your next appointment to compare side-by-side. Remain still and silent
This guide is for informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for any health concerns or before making changes to your medication or treatment plan. Need further assistance? Leave a comment below or contact the device manufacturer’s customer support with your model number and purchase receipt. | | E4 | Battery low | Replace both batteries immediately
Accurate Blood Pressure Monitoring at Your Fingertips
A: Yes. Flashing “P” or a heart icon during measurement indicates the device is detecting your pulse. A steady heart icon afterward indicates a stable reading.