The Marantz SA-11S1 is a high-end SACD/CD player featuring advanced digital processing, premium audio components, and sophisticated construction. This service manual provides comprehensive technical information for qualified service technicians, including schematics, disassembly procedures, alignment instructions, and troubleshooting guidelines for proper maintenance and repair.
Detailed technical specifications and performance characteristics of the Marantz SA-11S1 SACD/CD player.
| Parameter | Specification |
|---|---|
| Supported Formats | SACD, CD, CD-R/RW |
| Frequency Response | 2Hz - 50kHz (SACD), 2Hz - 20kHz (CD) |
| Signal-to-Noise Ratio | 115dB (SACD), 110dB (CD) |
| Dynamic Range | 110dB (SACD), 100dB (CD) |
| Total Harmonic Distortion | 0.0008% (1kHz) |
| Output Voltage | 2.5V RMS |
| Digital Output | Coaxial, Optical |
| Power Consumption | 25W |
| Dimensions | 440 x 385 x 125mm (WxDxH) |
| Weight | 13.5kg |
Critical safety information for service personnel to prevent injury and equipment damage during service procedures.
WARNING! High voltages present in power supply section. Use appropriate safety equipment and procedures.
System block diagrams showing signal flow and functional relationships between major circuit sections.
NOTE: Refer to schematics for detailed circuit implementation.
Detailed descriptions of major circuit sections and their operation principles.
Step-by-step instructions for proper disassembly and reassembly of the unit.
Front Panel Removal: Remove screws from bottom and sides, carefully disconnect ribbon cables.
Top Cover Removal: Remove screws from rear and sides, lift cover straight up.
Main Board Access: Remove mechanical assembly, disconnect all connectors.
Laser Mechanism Replacement: Remove transport mechanism, replace pickup assembly.
CAUTION! Handle optical components with care to avoid contamination.
Factory adjustment procedures and test points for proper unit calibration.
Laser Power Adjustment: Monitor test point TP1, adjust VR101 for specified current.
Tracking Offset: Using alignment disc, adjust VR102 for minimum jitter.
Focus Gain: Adjust VR103 for stable focus lock with test disc.
Output Level Calibration: Adjust VR201 for 2.5V RMS output with 1kHz test signal.
Digital: Use oscilloscope on test points TP5-TP7 for proper digital signal integrity.
Systematic troubleshooting procedures for common failure symptoms.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No power | Fuse, power supply | Check F101, measure DC outputs, replace power IC |
| No disc recognition | Laser, spindle motor | Check laser emission, clean lens, test spindle motor |
| No audio output | Analog stage, DAC | Check op-amp voltages, test DAC output, verify analog stage |
| Intermittent operation | Connectors, solder joints | Reseat all connectors, inspect for cold solder joints |
| Display issues | Display driver, power | Check filament voltage, driver IC, ribbon connections |
Test Equipment Required: Oscilloscope, DMM, audio analyzer, test discs.
Complete listing of replacement parts with manufacturer part numbers.
| Part Number | Description | Qty |
|---|---|---|
| SAA-7824 | Laser Pickup Assembly | 1 |
| IC-1150 | Main Processor | 1 |
| PS-201 | Power Supply Board | 1 |
| F101 | Main Fuse 2A | 1 |
| TR-501 | Toroidal Transformer | 1 |
| DAC-7800 | D/A Converter Module | 1 |
| BT-301 | Transport Mechanism | 1 |
NOTE: Use only specified replacement parts for optimal performance.
Printed circuit board layouts showing component placement and trace routing.
Reference: Use with schematics for complete circuit understanding.
Interconnection diagrams showing cable routing and connector pinouts.
Main Harness: Power supply to main board connections
CAUTION! Verify correct connector orientation during reassembly.
Important service information, updates, and technical bulletins.
Service Support: Contact Marantz technical support for additional assistance.