P R E L I M I N A R Y R E L E A S E
4 0
Component Audio System
Harman Kardon
Festival 60/80
...European LW (AM) ADJUSTMENT Festival 60/80 (TUNER UNIT)
CONTINUED
Connection and Set Up
INPUT:
AM ANTENNA TERMINAL
For OSC: Input 150kHz(400Hz, 30% modulation), 501uV/m(54dBuV/m)
to the Loop Antenna of a Unit.
For Tracking: Input 210kHz(400Hz, 30% modulation), 501uv/m(54dBuV/m) to the Loop
Antenna of a Unit.
Connection and Set Up
OUTPUIT:
JP203(-) and JP204(+) for Frequency Range adjustment.
See Fig.1 and Fig.4
on page XX
Adjustment Point
1.
LW OSC of RF215 (Black core) for Frequency Range.
2.
LW ANT. Coil of RF215 (Red core) for Tracking.
Adjustment Method
1. Frequency Range
Set the tuning frequency of UNIT to 150kHz.
Adjust RF215 (Orange core) so that leading of DC VOLT METER reads 2.3
±
0.1V
2. Tracking
Set the tuning frequency of UNIT to 210kHz.
Adjust RF215 (Red core) so that output level reads maximum.
European FM ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment
FM Adjustment
Condition
Set the Function selector to the “FM” position.
Equipment
DIGITAL VOLT METER
FM SIGNAL GENERATOR and DUMMY ANTENNA (Fig.3)
FM STEREO SIGNAL GENERATOR
2 CHANNEL VOLT METER
OSCILLOSCOPE
2 CHANNEL DISTORTION METER
See Fig.2 and Fig.5
on page XX
Conncetion and Set Up
INPUT:
FM ANTENNA TERMINAL
Input 97.9MHz, 65.2dBf, 1kHz, 75kHz deviation for Discriminator adjustment.
Input 1kHz, L+R=46%, R-L=46%, Pirot 9% from STEREO SIGNAL GENERATOR
Through FM S.S.G with 97.9MHz, 65.2dBf, 75kHz deviation.
OUTPUT JP226(-)
and
JP225(+)
for Discriminator adjustment.
Lch/Rch output (LCN251) Multiplex adjustment.
See Fig.5
on page XX
Load Type SSG (W/75ohms Dummy): 60duV (SG)=65.2dBf (ANTENNA)
Open Type SSG (W/75ohms Dummy): 60duV EMF (SG)=65.2dBf (ANTENNA)
Adjustment Point
1.
Discriminator T232, T233 and IFT TU201 for Discriminator adjustment.
2.
VR251 for Multiplex adjustment.
3.
VR231 for Signal Indicator Sensitivity Adjustment.
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