Adjustment Method - JVC KD-SH707 Service Manual

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Adjustment method

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Test instruments required adjustment
1.Digital oscilloscope (100MHz)
2.AM Standard signal generator
3.FM Standard signal generator
4.Stereo modulator
5.Electric voltmeter
6.Digital tester
7.Test disc(CTS-1000)
8.Extension cable for check
EXTGS004-22P
Standard measuring conditions
Power supply voltage DC 14.4V(11V to 16V allowance)
Load impedance
Line-out Level/Impedance
: 2.0 V/20k load(full scale)
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L 13942296513
Output impedance : 1k
How to connect the extension cable for adjusting
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Standard volume position
Balance and Bass & Treble volume : Indication "0"
Loudness : OFF
Frequency Band
FM 87.5MHz - 107.9 MHz
AM 530kHz - 1710kHz
Dummy load
Exclusive dummy load should be used for AM, and FM.
For FM dummy load, there is a loss of 6dB between SSG output
and antenna input. The loss of 6dB need not be considered
since direct reading of figures are applied in this working
standard.
4 (4 to 8 allowance)
Extension cables
EXTGS004-26P
CN701
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Front panel ass'y
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8
(With channel interval set to 200kHz)
87.5MHz - 108.0 MHz
(With channel interval set to 50kHz)
(With channel interval set to10 kHz)
531kHZ - 1602kHz
(With channel interval set to 9 kHz)
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CD Mechanism
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KD-SH707
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