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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

Err9

Remote Keypad Fault

Schindler · Altivar 212 Variable Frequency Drive

What does Err9 mean?

This fault occurs when the graphic display option cable is disconnected, preventing communication between the Altivar 212 drive and the remote keypad.

Common Causes

  • Graphic display option cable disconnected.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the RJ45 cable connection to the graphic display option for security and integrity.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

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Source: Schindler Altivar 212 Variable Frequency Drive
Open Manual (Page 181)Search more codes in this manual