Akai AM-U02 - AMPLIFIER ADJUSTMENT

VIL AMPLIFIER ADJUSTMENT
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Transformer
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Front Side
Fig. 6 Bar Meter Driving P.C Board AMU-2004
AC VOLTMETER
AUDIO O° O
OSCILLATOR
Fig. 7 Instrument Connections
METER SENSITIVITY ADJUSTMENT
(Refer to Figs. 6, 7)
The Meter range switch should be set to ‘‘x1”’.
Feeding in 1 kHz from audio oscillator, adjustment the
VOLUME knob so as to make the voltage at both ends
of the RL (8 ohms) 8.9 V.
Also, adjust VR 1 (2 kB, L-ch) and VR 2 (2 kB, R-ch)
to the point where the 10 watts indicator will start
lighting up.
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