Alpine 7190M - Page 6

(4) Control Settings
Power Switch ....................
IF Adjustment
VCO Adjustment | Figure 10
Separation Figure 8
Adjustment
FM Stereo Blend
Adjustment Figure 9
Seek Stop
Adjustment Figure 11
Signal Generator
98.1MHz, 72dBu
(Mono Signal, No
Modulation)
98.1MHz, 72dBu
(Mono Signal, No
Modulation)
98.1MHz, 72dBy,
1,000Hz
R (L) Signal,
Modulation
98.1MHz, 72dBy
L Signal
98.1MHz, 46dBy
L Signal
98.1MHz, 27dBy
(Mono Signal, NO
Modulation)
Balance Control ........ Mechanical Center
Treble /Bass Control
Fader Control .............. Front Position
Mechanical Center
Adjustment
Adjust T007 for 0+30mV between T.P.1
and 2.
Adjust VROO2 for 19+0.05kHz curve at T.P.4.
Adjust VROO3 for minimum at Lch. (Rch.)
output.
Adjust VR203 (VOLUME) for 2V at Lch. output.
Adjust VROO4 for 10+3dB Separation.
Adjust VROO1 so that output waveform at T.P.7
changes Low level (OV) to High level (5V) as
shown in Figure below.
Output Waveform at T.P.7
Stop (VROO1 adjustment should
be sotpped at this position.)