Step 1: Open the PDF to the "Block Diagram" section. Note that the AM path goes through the RF amp, then to the mixer, then to the 1st IF (55.845 MHz), then down to the 2nd IF (455 kHz).
Before diving into the deep circuitry, many Satellit 750 issues can be traced to a few common areas. 1. The Rotary Encoder (Tuning Knob) grundig satellit 750 service manual
in your PDF reader named:
: Covers AM (520–1710 KHz), FM (88–108 MHz), Longwave (100–519 KHz), Shortwave (1711–30,000 KHz), and the Aircraft band (118–137 MHz). Step 1: Open the PDF to the "Block Diagram" section
Calibrating the frequency display to ensure the radio is actually tuned to what the screen says. Common Troubleshooting and Repairs then to the mixer