This service manual provides comprehensive information for the Sam4s ER-380M, ER-380F, and ER-380RK models. These devices are engineered for reliable performance and efficient operation, offering robust functionality designed to meet diverse operational needs. Their design emphasizes durability and ease of use, making them a dependable choice for various applications.

The manual covers essential aspects of the Sam4s ER-380M, ER-380F, and ER-380RK, including detailed product specifications, installation and operation guidelines, and thorough disassembly and assembly procedures. It also includes critical maintenance and adjustment instructions, troubleshooting guidance, and detailed technical diagrams such as PCB layouts, block diagrams, and wiring schematics. This resource is designed to assist users, technicians, and service personnel in maintaining, repairing, and optimizing the performance of these units.