CodeRegistry
Brands
  1. Home
  2. Siemens
  3. IQ-400 Access Control Systems
  4. General LED OFF
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

General LED OFF

General LED OFF – Circuit is normal/secure

Siemens · IQ-400 Access Control Systems

What does General LED OFF mean?

For various LED arrays on the Siemens IQ-400 (e.g., SAM Board LEDs), an off state indicates that the associated circuit is operating normally and is in a secure condition.

Common Causes

  • Normal operation for the specific circuit.
  • The circuit is in its expected secure state.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    No action is needed; this is a normal status for the circuit.

  2. 2

    If an alarm or activity is expected, verify the physical state of the associated sensor or input.

  3. 3

    Check the system's overall status in the software interface for any discrepancies.

Browse all codes in this manual (21)
Verified technical data. Last updated: April 2026

Related Faults

Door Sense LED Blinks 1 time every 2 secondsDoor Sense LED Blinks once every 2 seconds – Fault: Open circuitDoor Sense LED Blinks 1 time/secondDoor Sense LED Blinks 1 time/second – Fault: Short circuitDoor Sense LED Blinks 4 times/secondDoor Sense LED Blinks 4 times/second – Circuit NOT calibrated
Source: Siemens IQ-400 Access Control Systems
Open Manual (Page 56)Search more codes in this manual