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LG f170adj free download

Audio equipment,digital audio, home audio, professional audio systems service manuals and repair information

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File name:f170adj.pdf
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Mfg:LG
Model:f170adj 🔎
Original:f170adj 🔎
Descr: LG Audio ffh-170 f170adj.pdf
Group:Electronics > Consumer electronics > Audio
Uploaded:07-03-2022
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File name f170adj.pdf

ADJUSTMENTS This set has been 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. ADJUSTMENT & TEST POINT L21 (FM IF ADJUSTMENT) L140 (RECORD BIAS ADJUSTMENT) Figure 1. Main P.C. Board -8- TUNER ADJUSTMENT Item Test Point Adjustment Adjust for DC Voltage IC10 , pin L21 0V 50mV Electronic FM Antenna OSCILLOSCOPE Terminal Signal Generator 26 , 28 PIN Unit GND Figure 2. Tuner(S curve) Adjustment Connection Diagram TAPE DECK ADJUSTMENT 1. AZIMUTH ADJUSTMENT Deck Mode Test Tape Test Point Adjustment Adjust for Remark Speaker Forward:Righthand Side Screw Playback MTT-114 Head Screw R/L Maximum Terminal Reverse:Lefthand Side Screw Electronic Dual-trace Voltmeter synchroscope Head Speaker Playback Mode Terminal L out L ch CH1 CH2 Test Tape Unit MTT-114 R ch GND

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