err-201PX6i Plus II

Honeywell PX6i Plus II error 201: Comms error

Error 201 on Honeywell PX6i Plus II indicates an interface timeout.

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Common causes

  • 1Bad interface cable
  • 2Host software error

Solutions

Quick Diagnostics

Test with different cables.

Step-by-Step Solution

  1. Disconnect.
  2. Power cycle.
  3. Reconnect.

Maintenance and Prevention

Keep port area clean.

When to Call a Technician

Mainboard interface failure.

Device Technical Data

Honeywell PX6i Plus II error 201: Comms error | Vimazdev