Revox A740 Stereo Power Amplifier Service Manual
by STUDER REVOXRevox A740 stereo power amplifier service manual with complete technical specifications, dimensions, and step-by-step disassembly procedures. Covers electrical adjustments and measurement instructions needed for ongoing maintenance and troubleshooting. Features detailed front and rear panel layouts with full component identification, internal circuit photographs for reference during service work, and comprehensive technical data including rated output power, frequency response, distortion figures, and all key performance parameters. This workshop manual is essential for anyone servicing or maintaining this classic solid-state amplifier.
Table of Contents:
- General
- Technical data
- Dimensions
- Dismantling
- Removal of top cover
- Discharging the filter capacitors
- Removal of power stages
- Removal of front panel
- Lamp replacement for meter illumination
- Replacement of main fuse
- Adjustment of voltage selector
- Replacement of power supply fuses
- Removal of output stages and preamplifier circuit boards
- Removal of power supply
- Removal of meter amplifier
- Removal of filter capacitor
- Removal of rotary switches
- Circuit description
- Description of block diagram
- Description of fail-safe circuits
- Description of peak program meter amplifier
- Electrical Adjustments
- Test equipment
- Adjustment of stabilized supply voltages
- Adjustment of quiescent current
- Level check
- Calibration of the peak program meters
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Do not use a smartphone or tablet to download documentation; they generally lack sufficient memory capacity to handle large files, and few users know how to locate the download folder on these devices.
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Document Details
- Format
- Pages
- 33
- Size
- 7.2 MB
- Category
- Audio & HiFi