SVM-7100

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.

NIBP reading wrong or failing source ↗

• Cuff fit: wrong size, too tight or loose, over thick clothing, or deteriorated
• Reading affected by ESU use, movement, vibration, small pulse, low or rapidly changing BP, CPR, slow pulse
• Use only specified cuffs

CONNECTOR OFF message source ↗

• Reseat the connection cords; there is no monitoring or alarms while it's shown

Repeated probe-attachment error at a well-perfused site source ↗

• Probe is deteriorated: replace it
• Faulty probe or cord message: stop and replace the probe or cord

SpO2 affected by light source ↗

• Cover the site from surgical light or sunlight with a blanket or light shield

Alarm limits reset unexpectedly source ↗

• Alarms return to the System Setup master settings when a new patient is added; delete old data in Continuous Mode

Battery issues source ↗

• Don't use a battery pack past the label expiry date

Won't power on source ↗

• Confirm AC cord/outlet and battery charge
• Check internal power/battery harnesses
• Measure power supply output against spec (15 V DC on Welch Allyn Connex and Philips VS3)
• Charge battery fully; replace if still empty

Touchscreen issues source ↗

• Check whether touch is disabled/locked
• Calibrate touchscreen
• Check touchscreen cables before replacing parts