for specific LED fault codes and communication signal statuses. 3. Inspection Run & Calibration Once pre-checks are complete, the system is placed in ERO (Emergency Rescue Operation) mode for initial movement.

: Only certified elevator mechanics should perform these procedures, as improper tampering with control boards like the Smart Board can lead to hazardous operation. ACD2-MRL Elevator Start-Up Guide | PDF - Scribd

: Toggle the inspection switch located inside the controller box from NOR (Normal) to ERO (Emergency Rescue Operation).

Selecting "1" for or "0" for Maintenance on the service tool or onboard interface during the update process.

The serves as the definitive reference guide for the installation, parameter adjustment, calibration, and troubleshooting of vertical transport systems co-developed by Xizi Elevator Co., Ltd. and Otis Elevator Company. This documentation outlines core procedures for field engineers managing legacy and modern architectural configurations, including the XO-STAR, OH5000, and GeN2 series . Understanding these technical guidelines ensures high system uptime, optimal ride quality, and adherence to absolute field safety standards. 1. Core System Architecture & Control Boards