P R E L I M I N A R Y R E L E A S E
3 7
Component Audio System
Harman Kardon
Festival 60/80
US AM ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
AM Adjustment
Condition
Set the Function selector to the “AM” position.
Equipment
DIGITAL VOLT METER
AM SIGNAL GENERATOR and LOOP ANTENNA
2 CH VOLT METER
OSCILLOSCOPE
AM ANTENNA COIL
See Fig.1 and Fig.4
on page XX
Connection and Set Up
INPUT: AM ANTENNA TERMINAL
Input 600kHz(400Hz, 30% modulation), 282uV/m(49dBuV/m) ot the Loop
Antenna of a Unit.
OUTPUT: P203(-) and JP204(+) for Frequency Range adjustment.
See Fig.1 and Fig.4
on page XX
Adjustment Point
1. MW OSC of RF215 (Orange core) for Frequency Range.
2. T231 for IF(Inter Frequency).
3. MW ANT. Coil of RF215 (Black core) for Tracking.
Adjustment Method
1.
Frequency Range
- Set the tuning frequency of UNIT to 600kHz.
Adjust RF215 (Orange core) so that leading of DC VOLT METER reads 1.8
±
0.
2.
IF
- Adjust T231 so that output level reads maximum.
3.
Tracking
- Adjust RF215 (Black core) so that output level reads maximum.
US FM ADJUSTMENT Festival 60/80 (TUNER UNIT)
Adjustment Item
FM Adjustment
Equipment
DIGITAL VOLT METER
FM SIGNAL GENERATOR and DUMMY ANTENNA (Fig.3)
FM STEREO SIGNAL GENERATOR
2CH VOLT METER
OSCILLOSCOPE
2ch DISTORTION METER
See Fig.2 and Fig.5
on page XX
Connection 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
(A)
Load Type SSG (W/75ohms Dummy): 60dBuV (SG)+65.2dBf (ANTENNA)
Open Type SSG (W/75ohms Dummy): 66dBuV EMF (SG)+65.2dBf (ANTENNA)
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