KNOB 4E1487 - Caterpillar

Do not operate or work on this equipment unless you have read and understand the instructions and warnings in the Operation and Maintenance Manuals. Failure to follow the instructions or heed the warnings could result in injury or death. Contact your Caterpillar dealer for replacement manuals. Proper care is your responsibility.
Foreword
This document is a supplement to the Operation and Maintenance Manual for the equipment. Permanently attach this document to the Operation and Maintenance Manual for the equipment.Introduction
This document provides information about the operation of the Caterpillar AM/FM Radio System.Operation of the equipment and the maintenance of the equipment must not occur unless the instructions and warnings in the Operation and Maintenance Manual for the equipment have been read and the instructions and the warnings are understood. The contents of this document must be understood before the equipment that is equipped with the CaterpillarAM/FM Radio System is operated.Warnings and Compliance
Thank you for purchasing this product, read the manual carefully before operating, and reserve manual for future reference.Precaution
Use only in a 12-volt DC negative- ground electrical system.
Disconnect the vehicles negative battery terminal while mounting and connecting the unit.
When replacing the fuse, be sure to use one with an identical amperage rating.
Using a fuse with a higher amperage rating may cause serious damage to the unit.
Make sure that pins or obstacles do not get inside the unit, pins and obstacles may cause malfunctions, or create safety hazards such as electrical shock.
If you have parked the vehicle for a long time in hot or cold weather, wait until the temperature in the vehicle becomes normal before operating the unit.Before Operation
Do not raise the volume level too high. Keep the volume at a level at which you can hear outside warning sounds (horns sirens, and so on).Stop the vehicle before performing any complicated operations.Caution
Do not open the cover and do not repair. Ask your authorized dealer for help.Note: According to models with different wiring harness to connect the definition of the specific content, refer to the model label.Note: Specifications and the design are subject to change without notice due to improvements in technology.Operation and Maintenance Manuals(OMM) are currently available at: www.cat.com/radio-owners-manualFor mobile equipment or equipment that is located in areas where direct internet access is not available while the product is in use, a paper copy of the OMM must be printed and kept with the product.For more information or for a paper copy of the OMM contact your nearest Cat Dealer: www.cat.com/en_US/support/dealer-locator.html