Read Sony BDV-E670W / BDV-E970W / HBD-E970W Service Manual online
HBD-E670W/E970W
HBD-E670W/E970W
27
27
SECTION 4
ELECTRICAL CHECK
FM TUNER LEVEL CHECK
signal
generator
set
Procedure:
1. Turn on the set.
2. Input the following signal from Signal Generator to FM antenna
1. Turn on the set.
2. Input the following signal from Signal Generator to FM antenna
input directly.
Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation
Deviation
: 75 kHz
Modulation
: 1 kHz
ANT input
: 35 dBu (EMF)
Note: Use 75 ohm coaxial cable to connect signal generator and the set.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Set to FM tuner function and tune A, B and C signals.
4. Confi rm “TUNED” is lit on the display for A, B and C signals.
4. Confi rm “TUNED” is lit on the display for A, B and C signals.
When the selected station signal is received in good condition,
“TUNED” is displayed.
“TUNED” is displayed.
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