LG fd770adj free download

File name fd770adj.pdf

3. ADJUSTMENTS 1. Test/ADJUSTMENTS Point TOP View -6 - BOTTOM View -7- 2. Important This set has aligned at the factory and normally will not require further adjustment. As a result, it is not recommended that any attempt is made to modificate any circuit. If any parts are replaced or if anyone tampers with the adjustment, realignment may be necessary. Check power-source voltage. Unless otherwise specified set the volume control to the position 5. The normal frequency modulation in FM is 400Hz, 22.5kHz Dev. 3. Equipment Required Nonmetallic Alignment Tools FM Signal Generator FM Generator Test Tape : MTT-111N Oscilloscope DC Voltmeter Frequency Counter 4. FM Section 1) The FM IF Adjustment is not required. 2) FM Coverage Adjusment DC Voltmeter... Connect the Voltmeter to between point of the C23 Unit Step IF DC Voltmeter Adjustment output C23 1 87.5MHz DC3.0