Table of Contents
Contents Of The Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Required Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Upgrading Multiple-Unit Diesels
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Inspection & Review
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Preparing The Chassis For The Proto-Sound 3.0 Upgrade
. . . . . . . . . . . . . . . . . . 9
Installing The Proto-Sound 3.0 Components Onto The Chassis
. . . . . . . . . . . . . . 10
Mounting The Proto-Sound 3.0 Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Installing The DCS/DCC Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Installing The Proto-Couplers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Proto-Sound 3.0 Chassis Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Installing The Chassis Harness, Speaker & Smoke Pot . . . . . . . . . . . . . . . . . . . . 18
Soldering Speaker Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Installing The Volume Pot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Installing The Tach Reader Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Installing The Flywheel Tach Tape . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Mounting The Tach Reader To The Tach Bracket . . . . . . . . . . . . . . . . . . . . . . . . 22
Connecting Motor, Ground & Pickup Wires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Connecting Lights (LEDs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Connecting The Proto-Sound 3.0 Harness To The Smoke Unit . . . . . . . . . . . . . . 25
Wire Management/Short Circuit Prevention. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Testing The Proto-Sound 3.0 Installation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Loading The Proto-Sound 3.0 Sound File Into The Upgraded Engine
. . . . . . . . . 28
Proto-Sound 3.0 Operation Instructions
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Conventional Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Service & Warranty Information
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Warranty Coverage & Service Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Limited 90-Day Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
WARNING:
This product is not covered by a warranty unless installed by an M.T.H.
Authorized Conversion Center.
This product may be protected by one or more of the following patents: 6,019,289; 6,280,278;
6,281,606; 6,291,263; 6,457,681; 6,491,263; 6,604,641; 6,619,594; 6,624,537; 6,655,640.
©2017, M.T.H. Electric Trains®, Columbia, MD 21046
CAUTION: ELECTRICALLY OPERATED PRODUCT:
WARNING:
When using electrical products, basic safety precautions should be observed, including the following:
• Read this manual thoroughly before using this device.
• M.T.H. recommends that all users and persons supervising use examine the hobby transformer and other electronic
equipment periodically for conditions that may result in the risk of fire, electric shock, or injury to persons, such as damage
to the primary cord, plug blades, housing, output jacks or other parts. In the event such conditions exist, the train set should
not be used until properly repaired.
• Do not operate your layout unattended. Obstructed accessories or stalled trains may overheat, resulting in damage to your
layout.
• This train set is intended for indoor use. Do not use if water is present. Serious injury or fatality may result.
• Do not operate the hobby transformer with damaged cord, plug, switches, buttons or case.
Recommended for Ages 14 and up. Not recommended for children under 14 years of age without adult supervision.
As with all electric products, precautions should be observed during handling and use to prevent electric shock.
