JVC CA-UXH10, Service Manual

Page: 12 / 47

1-12 (No.MB066)
SECTION 4
ADJUSTMENT
4.1 Measuring instructions required for adjustment
(1) AM signal generator
(2) FM signal generator
(3) Intter mediate frequency sweep generater
(4) FM stereo signal generator
(5) Low-frequency oscillator (oscillation frequency 50 Hz-20
kHz, 0dB output with 600
Ω
impeadance)
(6) Attenuator (600
Ω
impeadance)
(7) Electric voltmeter
(8) Distotion meter
(9) Torque guage (cassette for CTG-N)
(10) Wow & flutter meter
(11) Frequency counter meter
4.1.1 Amplifier section
Reference output
Speaker output 0 dB(1V)/ 4
Ω
H. Phone output -10 dB(0.1V) 32
Ω
4.1.2 CD section
Test disc: JVC standard disc
4.1.3 Test tape
JVC standard test tape
4.1.4 Measuring instruments Radio section
FM 1 kHz, 22.5 kHz deviation
FM STEREO : 1kHz, 67.5 kHz deviation
Pilot signal: 7.5 kHz
AM : 1 kHz, 30% modulation
Reference output:
Speaker output : 0 dB (1V) 4
Ω
Headphone output : -10 dB (0.1V) 32
Ω