Turn the model upside down and remove the two coupler screws. Then remove the coupler assemblies.
Gently pull the shell up from the chassis.
Next, remove the 8 pin DC operation plug, and plug in the ESU LokSound 8 pin decoder's plug.
The DCCSound speaker replaces the factory Trainorama speaker, with two screws reused to locate the new speaker. Once the old speaker has been removed, insert the long hood end lighting board onto the DCCSound speaker. There are two locating features on the speaker:
Installation is completed once the body and couplers has been refitted.