Product: Service Manual. The Fisher, model 550-T. Chassis serial numbers beginning 10001. This manual also covers model 973 Executive Radio-Phonograph.
Covers/Contents:
Test Equipment Required
Precautions
Service Procedures
Dial Stringing
Replacing Dial Lamps
Replacing meter & Stereo beacon lamps
Cleaning dial glass
Cleaning front panel
Dial Stringing illustrations
Multiplex alignment
Intermodulation distortion test
Harmonid distortion test
Power output measurement
FM Front end alignment
FM IF alignment
FM tuning meter calibration
FM muting test
AM RF alignment
AM IF alignment
Power Amplifier center voltage adj
Power Amplifier Idling current adj
Servicing integrated circuits
Schematic diagrams & P.C. Board diagrams
AM-FM Front End
10.7 MHz IF Amplfier
AM RF
455 kHz IF Amplifier
Multiplex decoder
Audio control amplifier
Dual Channel power amplifier module
Preamplifier
Meter and Muting
Main Chassis - Amplifier Schematic
Component Connections
Chassis Layout Diagrams/ul>
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