: You can choose from three starting states: Initial (manual startup), Switchboard (preset state), or Complete (ready to drive).

Set the to the correct position matching the power source.

The file typically refers to an unauthorized repack or archived version of Hmmsim Metro , a train simulation game focused on Seoul Subway Line 1 . The "Switchboard" portion of the name refers to a major update released by the developer, Jeminie Interactive , which added manual train startup procedures and interactive circuit breaker panels. Guide to the Switchboard Update

: Covers roughly 32km and 26 stations of Seoul Subway Line 1 , including sections from Geumcheon-gu Office to Kwangwoon University. New train update - Hmmsim Metro - SteamDB

Press the button; wait for the MCBON and SIV lamps to light up. Insert the Master Key to begin operation. One-Man Door Control (OMDCN) :

Wait for the or DCV lamp to illuminate (indicating power).

Insert the and move it to the EB (Emergency Brake) position. Press the PanUS button to raise the pantograph.