ECG-2250

Nihon Kohden · ECG

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ECG-2250 Operator's Manual

Operator's ManualOEM officialRev EEN
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Stuck? Start here

✅ Check the simple stuff first
  1. Make sure the patient is safe — swap in a backup unit if you need to.
  2. Reproduce the complaint yourself and write down exactly what you see (screen, alarm, code).
  3. Check power, battery, cables, accessories, and settings before ordering parts.
  4. Then open the service manual above and follow its troubleshooting section.
🛠️ Common faults for ECG-2250 (3)

Artifact during recording source ↗

  • Stop recording immediately and remove the cause (overheating risk); see Troubleshooting, Section 9

ST-segment distortion at HR <50 source ↗

  • Baseline drift suppression 'Strong' can distort ST: set 'Weak' for bradycardia

Battery pack source ↗

  • Use only the SB-901DC battery pack; keep it dry
🧰 Common checks for ECG (2)

Leads off / bad waveform source ↗

  • Swap patient cable, then harness, then ECG board

Power/battery source ↗

  • Check AC fuses; fewer than 10 reports per charge = replace battery
📞 Still stuck? Call Nihon Kohden

Contact Nihon Kohden US

Retried 2026-10-21: us.nihonkohden.com /contact/ and /support/ show only a form, and newserver-us.nkusa.com timed out (504). Search cites 1-800-325-0283 but it is unconfirmed, so left null.

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