I ~h.~:~~~~h.ca'. a,d rna;,t.'a",. tasks that

must be performed to optimize the operation of your Marantz equipment.

• Cleaning of equipment external surfaces

The exterior finish of your unit will last indefinitely with proper care and cleaning, Never use scouring pads, steel wool, scourging powders or harsh chemical agents (e.g., lye solution), alcohol, thinner, benzine, insecticide or other volatile substances as these will mar the finish of the equipment. Likewise, never use cloths containing chemical substances. If the equipment get dirty, wipe the external surfaces with a soft, lint-free cloth.

If the equipment becomes heavily soiled:

odilute some washing up liquid in water, in a ratio of one part detergent to six parts water.

odip a soft, lint free in the solution and wring the it is damp.

owipe the equipment with the damp cloth.

odry the equipment by wiping it with a dry cloth.

]

• Repairs

Only the most competent and qualified service technicians should be allowed to service the factory-trained warranty station personnel have the knowledge and special facilities needed for repair and calibration of this precision equipment. After the warranty period has expired, repairs will be performed for a charge if the equipment can be returned to normal operation.

In the event of difficulty, refer to your dealer or write directly to the nearest location to you that is listed on the Marantz Authorized Service Station list. If writing, please include the model and serial number of the equipment together with a full description of what you think is abnormal about the equipment's behaviour.

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Marantz 642SC11S1, SC-11S1 manual Cleaning of equipment external surfaces, Repairs

SC-11S1, 642SC11S1 specifications

The Marantz 642SC11S1, also known as the SC-11S1, is a premium stereo preamplifier that exemplifies the brand's commitment to high-quality audio performance. Designed for audiophiles and music enthusiasts, the SC-11S1 integrates cutting-edge technology with a classic aesthetic, delivering superior sound reproduction.

One of the standout features of the Marantz SC-11S1 is its discrete circuit design. By avoiding the use of integrated circuits in critical signal paths, Marantz ensures that audio signals are processed with minimal interference, leading to a purer sound experience. This is complemented by the use of high-quality components that contribute to its exceptional sound fidelity, making it an ideal choice for both music playback and home theater applications.

The SC-11S1 includes advanced digital signal processing capabilities, allowing users to connect a variety of digital sources. Its versatile connectivity options include multiple analog inputs, including balanced XLR and unbalanced RCA connections, as well as a range of digital inputs, such as coaxial and optical. This ensures compatibility with modern audio sources, providing users with the flexibility to enjoy their favorite music in multiple formats.

Another impressive aspect of the SC-11S1 is its precise volume control system. Utilizing a high-resolution analog volume control, it offers incredible sensitivity and precision, allowing for finer adjustments to the listening level without compromising sound quality. The preamplifier also features a robust power supply, ensuring consistent performance even during dynamic musical passages.

In terms of design, the Marantz SC-11S1 boasts an elegant and sturdy build, characterized by its sleek aluminum front panel and a premium finish. The user-friendly interface, with clear indicators and intuitive controls, allows for easy operation, enhancing the overall user experience.

Furthermore, the Marantz SC-11S1 is equipped with a custom-designed high-performance phono stage, catering to vinyl enthusiasts. It supports both moving magnet and moving coil cartridges, enabling users to enjoy their record collections with the warmth and richness that only analog sources can provide.

In conclusion, the Marantz 642SC11S1, or SC-11S1, is a remarkable preamplifier that combines sophisticated technology with elegant design. Its emphasis on audio purity, versatile connectivity options, and meticulous component selection make it a top choice for discerning listeners seeking to elevate their audio experience. Whether used in a compact stereo setup or as part of a larger home theater system, the SC-11S1 represents the pinnacle of Marantz’s engineering excellence and commitment to music fidelity.