Otis Lcb Ii Manual Verified [top] [ TRUSTED 2026 ]

Door cannot close within set time (missing DFC or DW signals). Opmode: DTO Door cannot open within set time (no DOL signal). 0200 Pos. Count Gate area and floor counts do not match while running. 0224 Power Supply Fault Board detected a fault at the supply (e.g., phase failure). 0231 LSVF Unit Failure

Speed is too high during deceleration; Drive reported "Not Ready". RSL Parity Two remote stations have the same serial address. Critical LED Status Indicators otis lcb ii manual verified

Remote serial link and watchdog timer are functioning correctly. DZ (ON): The car is correctly positioned in the door zone. DFC (ON): The door lock and entire safety chain are closed. DW (ON): All hall doors are closed. Door cannot close within set time (missing DFC

The system is currently in maintenance or inspection mode. Standard Installation Parameters Count Gate area and floor counts do not match while running

The LCB II board uses an to manage core elevator functions, including motion control, door operation, and safety protocols. It integrates two major sub-systems—the Otis Car Signal Control System (OCSS) and the Local Machine Control Sub-System (LMCSS)—onto a single board.

The LCB II board features built-in LED indicators that allow for quick visual diagnostics without a service tool: Control board power supply is normal.