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GF-330
3-2 TURNTABLE SECTION
1. Set the function switch to the PHONO position. 2. Connect the oscilloscope to the speaker terminal. 3. Use a HP-4005 record for all adjustment.
PHONO SPEED PCB
VR601
VR602
VR603
3-3 CASSETTE DECK SECTION
3-3-1 Tape speed adjustment
1. Set the function switch to the TAPE position. 2. Connect the frequency counter to the speaker terminal. 3. Load tape deck with MTT-111N (use the midpoint of side A). 4. Press the PLAY button on tape and adjust MOTOR VR to obtain 3,000Hz +/- 30Hz. 5. Stop tape .
3-3-2 Azimuth adjustment
1. Connect the oscilloscope to the speaker terminal. 2. Load a MTT-114N test tape and press the PLAY button. 3. Adjust the azimuth using a screwdriver to maintain the max. L & R out voltage. 4. Secure the azimuth position using locking paint.
