{"product_id":"marantz-2252b-audio-receiver-amplifier-service-manual","title":"Marantz 2252B Service Manual Download PDF","description":"\n\u003cdiv style=\"width: 100%; margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif; line-height: 1.6; color: #2d3748; background: #f3f6f8;\"\u003e\n    \n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0073b1; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0073b1 0%, #004471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🏷️ Basic Information\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Identification\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Make:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Marantz\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Model:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            2252B\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Year:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Unknown\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Generation:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Unknown\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #1a5490; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #1a5490 0%, #0d3d6b 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📋 Manual Details\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        General\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Manual Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Service Manual\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Language:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            English\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Format:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            PDF\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Technical\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Page Count:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Unknown\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Revision Date:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Unknown\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Included Sections:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Troubleshooting, Schematics, Parts List, Adjustment Procedures\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Availability\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Download Source:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #0073b1; background: #e8f4f8; padding: 8px 12px; border-radius: 8px; border: 1px solid #b3d9f2; font-weight: 600; font-size: 14px;\"\u003e\n            Available for Download\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0077b5; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0077b5 0%, #00405c 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🔧 Maintenance\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        General\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Service Interval:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Recommended periodic checks and component replacement as per manual\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Electrical\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Recommended Capacitors:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Electrolytic capacitors (periodic replacement recommended)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Cleaning\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Exterior Cleaning:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Use a soft, damp cloth\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0073b1; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0073b1 0%, #004471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📄 Technical Overview\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Audio Features\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Receiver Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Stereo Receiver\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Power Output Rms Per Channel:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            52 Watts\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Total Harmonic Distortion Thd:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            0.1%\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Frequency Response:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            20Hz - 20kHz\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Signal To Noise Ratio Snr Phono:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            70 dB\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Signal To Noise Ratio Snr Aux:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            90 dB\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Tuning\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Tuner Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Analog (PLL Synthesized)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Am Fm Sensitivity:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            1.8 µV (IHF)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Inputs Outputs\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Phono Inputs:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #0073b1; background: #e8f4f8; padding: 8px 12px; border-radius: 8px; border: 1px solid #b3d9f2; font-weight: 600; font-size: 14px;\"\u003e\n            Yes (MM)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Auxiliary Inputs:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #0073b1; background: #e8f4f8; padding: 8px 12px; border-radius: 8px; border: 1px solid #b3d9f2; font-weight: 600; font-size: 14px;\"\u003e\n            Yes\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Tape Monitor Loop:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #0073b1; background: #e8f4f8; padding: 8px 12px; border-radius: 8px; border: 1px solid #b3d9f2; font-weight: 600; font-size: 14px;\"\u003e\n            Yes\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Power Supply\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Power Requirements:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            AC 100V, 110V, 120V, 220V, 240V (Switchable)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n","brand":"Marantz","offers":[{"title":"Default Title","offer_id":42150929694780,"sku":"33659","price":134.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/4489\/0428\/files\/33659-marantz-2252b-service-manual-download.jpg?v=1725435685","url":"https:\/\/e-manual.com\/products\/marantz-2252b-audio-receiver-amplifier-service-manual","provider":"e-Manual Online Workshop Manuals","version":"1.0","type":"link"}