Panasonic RC-7290E Service Manual page 21

:POSITIVE VOLTAGE LINE
B3BB4H000002...[E,EJ]
FM ANT.
LED1
B3BB4H000001...[EB,GN]
WIRE
ANT
E
1 2 3 4 5
S1
(BRIGHTNESS)
HIGH
IC1
LM8562
D
CLOCK LSI
LOW
D1
RL1N4003S-P
C1
J36
D2
RL1N4003S-P
For[E,EJ]
areas.
C2
C
TP14
TP13
R7
10K D7 D8
S10(FAST)
D7,8
RVD1SS133TA
B
T1
W1
1 1
2 2
3 3
4 4
AC IN
BACK-UP BATTRY
A 230V.......[E,EJ]
230-240V...[EB,GN] 006P BATTERY...9V
50Hz (6F22/6LR61 OR
EQUIVALENT)
R
- +
K
1
:FM SIGNAL LINE
(10H) (1H) (10M) (1M)
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
1 2 3 4 5 6 7 8 9 10 11 12
28 27 26 25 24 23 22 21 20 19 18 17
D9
TP9
RVD1SS133TA
(DISP/
R9
ADJ.)
10K
R11
2.2K
11.2V
0.068...[E,EB]
R3
0.01....[EJ,GN]
2.2K
Q3
2SC2001LTA
11.2V
REGULATOR
TP15 11.9V
23V
R4
4.7K
FP1
TP16
0.068...[E,EB]
0.01....[EJ,GN]
10.5V
TP17
L4
D15
TP12
RVD1SS133TA
2 3
L5
1
2
23 24 25 26 27 28 29 30
3 4
R22 56
R21 56
AL1(ALARM 1)
RADIO
13 14 TP1
OFF
AL2(ALARM 2)
BUZZER
16 15
C14 1500P
OFF
TP10
11.2V
D10 RVD1SS133TA
C19 0.1
D17
R26 D16 RVD1SS133TA
100K RVD1SS133TA
0.2V
0V
Q7
2SC1684RTA
MUTING
10.5V 6V
6V
Q4
6.6V
2SC2001LTA
REGULATOR
11.2V
4
22P...[E,EB,GN]
24P...[EJ]
TP3
L10
1
2 6
3 4
18P...[E,EB,GN]
20P...[EJ]
24 23 22 21 20 19 18 17
AF
FM AM
OSC OSC
AM
BUFF
FM
MUTE
AM MIX AM DET FM DET
FM
FM MIX AGC
AM FM
RF
IF IF
1 2 3 4 5 6 7 8
TP7
C46
270P
T3 CF2
3
2 4
TP2
1 6
6V
R47 33 C57 1000P C52 1000P
R35 3.9M C53 1000P
0V
Q6
R45 33
0V
2SC1684RTA
MUTING R44 33
0V
Q5
2SC1684RTA
TP8
0V MUTING
D12
RVD1SS133TA
0V
C47
Q2
0.1
0V
2SC1684RTA
BUZZER AMP
11.2V
6V
11.2V
C49
Q1
0.1
2SC1684RTA
0V
TP18
BUZZER AMP
0V
D13 RVD1SS133TA
5
C33
330P
S11
(BAND)
FM ST
FM C
AM
16 15 14 13
DECODE
VCD
DIVIDE
ST/MONO
FM/AM
LEVEL
DET
TUN ST
LED LED
9 10 11 12
(VOLUME)
IC2
TA2111N
FM/AM FRONT END,
CF3
IF AMP,DET
CF1
TP4
C43 50V0.22
C44 50V0.22
1.5V 1.5V
8 7 6 5
GND IN1 IN2 BTL
IN
PRE
AMP IC3
C1BA00000360
POWER AMP
OUTPUT
AMP TP11
OUT1 VCC OUT2 GND
1 2 3 4
2.4V 6V 2.7V CP1
(Lch)
3 +
PM DYNAMIC
SPEAKER
TP19
-
4cm,4Ω
2
(Rch)
-
PM DYNAMIC
SPEAKER
1 +
4cm,4Ω
RC-7290(E/EB/EJ/GN) SCHEMATIC DIAGRAM
6 7