Kenwood RXD-V313, Руководство по обслуживанию

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RXD-V313
8
ADJUSTMENT
FM 75
Ω
AM
ANTENNA
GND
(A)
(C)
(D)
AM-SG
FM-MPX-SG
FM-MPX-SG
POLAR SG
Dummy antenna
Oscilloscope
AC voltmeter
(B)
Distortion meter
TO TUNER UNIT
CN101, pin 9 (Lch)
pin 7 (Rch)
pin 8 (GND)
N O . I T E M
INPUT
SETTING
OUTPUT
S E T T I N G
TUNER
S E T T I N G
ALIGNMENT
P O I N T S
ALIGN FOR F I G .
1. IF
(A)
98 MHz,1 kHz MOD
±75 KHz (DEV)
60 dBu (ANT INPUT)
(B) 98MHz T101
Maximum output
(Minimum distortion)
2 .
LOW END
TRACKING
(A)
87MHz, 1 kHz MOD
±75 kHz (DEV)
35 dBu ( ANT INPUT)
(B) 87MHz L102 Maximum output
3
.
HI END
TRACKING
(A)
108MHz,1 kHz MOD
±75 kHz (DEV)
35 dBu (ANT INPUT)
(B) 108MHz TC101 Maximum output
4. VT –
Connect the DC
voltage meter to
TP2.
87.5 MHz L103 VT=1.0V±0.05V
108 MHz –
Check the
VT=7.0V±1.0V
N O . I T E M
INPUT
SETTING
OUTPUT
S E T T I N G
TUNER
S E T T I N G
ALIGNMENT
P O I N T S
ALIGN FOR F I G .
1. IF
(D)
531 kHz 1 kHz,
30% MOD
60 dBu (ANT INPUT)
(B) 531 kHz T102
Maximum output
(Minimum distortion)
2.
LOW END
TRACKING
(D)
531 kHz 1 kHz,
30% MOD
30 dBu (ANT INPUT)
(B) 531 kHz L104 Maximum output
3.
HIGH END
TRACKING
(D)
1602 kHz 1 kHz,
30% MOD
30 dBu (ANT INPUT)
(B) 1602 kHz TC102 Maximum output
4. VT –
Connect the DC
voltage meter to
TP2.
531 kHz L105 VT=1.2V±0.05V
1602 kHz –
Check the
VT=7.3V±1.0V
FM SECTION
MW SECTION
INSTRUMENTS CONNECTION
RXD-V313(K) COVER1,1( 98.12.11 9:46 y [ W 15