Panasonic RF-2400 - Page 22

IC1
CXA1619BS
TV/FM/AM FRONT END,
IF AMP,DET,AGC &
AF POWER AMP
T2
FM AM
C21
0.022
C23
6.3V470
W1
S1-2
(POWER)
C22
1000
R6
3.3K
C26
16V10
C7
16V10
C15
50V1
C16
0.018
C18
16V33
CF1
1
3
2
CF2
1
3
2
R2
330
R1
820
C4
100P
C3
0.015
S1-1
(BAND)
C2
5.6P
C1
47P
L6
L1
L3
VC1-4
CT4
VC1-2
CT2
C5
22P
L5
VC1-1
CT1
C9
18P
R4
1.2K
VC1-3
C12
0.022
VR1
10K(B)
(VOL)
R3
1.5K
T1
C13
15P
C14
50V4.7
CT3
C24
16V33
C6
0.022
C10
18P
C11
2.7P
L4
C8
8.2P
C25
1000P
L2
C17
50V1
ON OFF
R
W
R
W
C20
50V2.2
W2
T101
JK101
C103
0.01
C104
0.01
C101
0.01
C102
0.01
D101
RVD1SR139TA
D102
RVD1SR139TA
D104
RVD1SR139TA
D103
RVD1SR139TA
AC IN
DC AC
FM IF
TUNING
METER
15
16 17 18 19 20 21 22 23 24 25 26 27 28
14 13 12 11 10 9 8 7 6 5 4 3 2 1
29 30
GND
GND
RIPPLE
FILTER
Vcc
FM/AM
BAND
SELECT
NC IF GND
NC
AM IF DET AGC
AM FE
FM
DISCRIMINATOR
FM FE
AF POWER AMP
3
1
4
2
4
6
T3
1
2
3
1
2
3
4
6
A
JK1
EARPHONE
8
MONAURAL
3.5mm
W
R
R5
330
R
W
R
W
W102
W101
W
R
LED1
HFR365P
(TUNING)
W3
D
B
C
1
2
3
4
6
2
3
1
BATTERY TERMINAL CIRCUIT
4 R6/LR6(UM-3)
BATTERIES 6V
(230-240V 50Hz)
L101
L102
F1
T250mA
AC IN CIRCUIT
LED CIRCUIT
C19
6.3V470
L8
C29
2.7P
TELESCOPIC
ANTENNA
MAIN CIRCUIT
SPEAKER
10cm 4
1.4V
(0V)
0V 7V 0.9V 1.4V1.4V
(0V)
1.1V 0V 6.4V 7.1V 3.6V
6V
(6.5V)
3.6V0.5V1.3V1.3V1.3V1.3V1.3V0.3V
(0V)
1.5V
(0.2V)
1.3V
(1.4V) (1.2V) (0.8V)
AC
6.1V
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :AM SIGNAL LINE